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4aa411
sequence_lucas_compute_v1_1742523217_3759
Let $P$ be the set of all prime numbers $n$ such that $2 \leq n \leq 5$. Let $p$ be the maximum element of $P$. Define $T$ as the set of all positive integers $n$ such that $1 \leq n \leq 115$ and $p$ divides the $n$-th Fibonacci number. Let $t$ be the number of elements in $T$. Compute the $t$-th Lucas number, multipl...
8,853
graphs = [ Graph( let={ "_m": Const(2), "_n": Const(51202), "n": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(115)), Divides(divisor=MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Ref("_m")),...
NT
null
COMPUTE
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW/COUNT_FIB_DIVISIBLE" ]
97eb89
sequence_lucas_compute_v1
null
5
0
[ "COUNT_FIB_DIVISIBLE", "MAX_PRIME_BELOW" ]
2
0.002
2026-02-08T06:05:02.431741Z
{ "verified": true, "answer": 8853, "timestamp": "2026-02-08T06:05:02.433807Z" }
8cdf8b
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 167, "completion_tokens": 1436 }, "timestamp": "2026-02-12T19:19:02.620Z", "answer": 8853 }, {...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "ok_later" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V1", ...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
7a22a4
modular_sum_quadratic_residues_v1_397696148_1672
Let $ d $ be the smallest positive divisor of 89951 that is at least 2. Define $ x = \frac{d(d-1)}{4} $. Compute the remainder when $ 44121 \cdot x $ is divided by 57349.
26,274
graphs = [ Graph( let={ "_n": Const(4), "p": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(2)), Divides(divisor=Var("d"), dividend=Const(89951))))), "result": Div(Mul(Ref("p"), Sub(Ref("p"), Const(1))), Ref("_n")), "Q": Mod(value=...
NT
null
SUM
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR" ]
bc3776
modular_sum_quadratic_residues_v1
null
2
0
[ "MIN_PRIME_FACTOR" ]
1
0.001
2026-02-08T12:42:34.904553Z
{ "verified": true, "answer": 26274, "timestamp": "2026-02-08T12:42:34.905940Z" }
916050
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 100, "completion_tokens": 3594 }, "timestamp": "2026-02-15T04:05:34.477Z", "answer": 26274 }, ...
1
[ { "lemma": "K5", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
5e49a7
comb_catalan_compute_v1_153355830_2711
Let $T$ be the set of all integers $t$ such that $27 \leq t \leq 120$ and there exist positive integers $a$ and $b$ with $1 \leq a \leq 2$, $1 \leq b \leq 13$, and $t = 21a + 6b$. Let $m$ be the number of elements in $T$. Let $P$ be the set of all ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2...
58,786
graphs = [ Graph( let={ "_m": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=2)), Geq(left=Var(name='b'), right=Const(value=...
COMB
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM/COMB1/COUNT_SUM_EQUALS" ]
eb862e
comb_catalan_compute_v1
null
6
0
[ "COMB1", "COUNT_SUM_EQUALS", "LIN_FORM" ]
3
0.011
2026-02-08T07:17:44.097276Z
{ "verified": true, "answer": 58786, "timestamp": "2026-02-08T07:17:44.107842Z" }
557d30
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 301, "completion_tokens": 31497 }, "timestamp": "2026-02-24T07:55:21.818Z", "answer": 58786 }, { ...
1
[ { "lemma": "COMB1", "status": "ok_later" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok_later" }, { ...
{ "lo": -2.35, "mid": 1.22, "hi": 4.84 }
fd73d1
antilemma_sum_equals_v1_655260480_997
Let $x$ be the number of ordered pairs $(i, j)$ of integers with $1 \leq i \leq 20$ and $1 \leq j \leq 20$ such that $i + j = 20$. Compute the remainder when $13503x$ is divided by $69764$.
47,265
graphs = [ Graph( let={ "x": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Const(20)), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(20)), right=IntegerRange(start=Const(1), end=Const(20))))), "Q": ...
COMB
GEOM
COMPUTE
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS" ]
75ab0f
antilemma_sum_equals_v1
null
3
0
[ "COUNT_SUM_EQUALS" ]
1
0.028
2026-02-08T15:51:40.562408Z
{ "verified": true, "answer": 47265, "timestamp": "2026-02-08T15:51:40.590844Z" }
431b99
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 179, "completion_tokens": 480 }, "timestamp": "2026-02-24T18:50:27.676Z", "answer": 47265 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status":...
{ "lo": -6.4, "mid": -4.13, "hi": -2.01 }
f9252e
nt_min_phi_inverse_v1_1978505735_1379
Let $T$ be the set of all integers $t$ such that $24 \leq t \leq 195$ and there exist positive integers $a$ and $b$ with $1 \leq a \leq 4$, $1 \leq b \leq 15$, and $t = 15a + 9b$. Let $u$ be the number of elements in $T$. Find the smallest positive integer $n$ such that $1 \leq n \leq u$ and $\phi(n) = 22$, where $\phi...
23
graphs = [ Graph( let={ "upper": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=4)), Geq(left=Var(name='b'), right=Const(val...
NT
null
EXTREMUM
sympy
COMB1
[ "LIN_FORM" ]
7b2633
nt_min_phi_inverse_v1
null
5
0
[ "COMB1", "LIN_FORM" ]
2
0.09
2026-02-08T16:06:26.722443Z
{ "verified": true, "answer": 23, "timestamp": "2026-02-08T16:06:26.812057Z" }
c39704
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 168, "completion_tokens": 2857 }, "timestamp": "2026-02-16T20:58:27.845Z", "answer": 23 }, { ...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
8fd381
nt_sum_divisors_mod_v1_124444284_7936
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 176400$. Let $n$ be the minimum value of $x + y$ as $(x, y)$ ranges over $S$. Let $\sigma$ be the sum of all positive divisors of $n$. Compute the remainder when $\sigma$ is divided by $10559$.
2,880
graphs = [ Graph( let={ "n": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(176400)))), expr=Sum(Var("x"), Var("y")))), "M": Const(10559...
NT
null
COMPUTE
sympy
B3
[ "B3" ]
0cd20d
nt_sum_divisors_mod_v1
null
4
0
[ "B3" ]
1
0.002
2026-02-08T09:27:11.723633Z
{ "verified": true, "answer": 2880, "timestamp": "2026-02-08T09:27:11.725474Z" }
d49661
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 146, "completion_tokens": 372 }, "timestamp": "2026-02-15T20:41:57.931Z", "answer": 3600 }, { "id": 11,...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "K13", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -6.96, "mid": -4.56, "hi": -1.46 }
67e8eb
nt_count_digit_sum_v1_458359167_2949
Let $\text{upper}$ be the number of integers $t$ with $37 \leq t \leq 20081$ for which there exist positive integers $a$ and $b$ with $1 \leq a \leq 1416$, $1 \leq b \leq 422$, such that $t = 10a + 14b + 13$. Let $\text{target\_sum}$ be the number of integers $t$ with $5 \leq t \leq 19$ for which there exist positive i...
16,238
graphs = [ Graph( let={ "_m": Const(62609), "_n": Const(44121), "upper": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a')...
NT
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
nt_count_digit_sum_v1
null
6
0
[ "LIN_FORM" ]
1
0.357
2026-02-08T06:52:00.694551Z
{ "verified": true, "answer": 16238, "timestamp": "2026-02-08T06:52:01.051158Z" }
58db73
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 262, "completion_tokens": 7112 }, "timestamp": "2026-02-13T05:29:01.226Z", "answer": 16238 }, ...
1
[ { "lemma": "K13", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -3.51, "mid": 1.33, "hi": 6.56 }
bdb67a
nt_max_prime_below_v1_1439011603_2802
Let $P$ be the set of all positive integers $p$ for which there exists a positive integer $q$ such that $pq = 54$, $\gcd(p,q) = 1$, and $p < q$. Let $c$ be the number of elements in $P$. Let $Q$ be the set of all prime numbers $n$ such that $c \le n \le 24649$. Let $p_{\text{max}}$ be the largest element in $Q$. Find $...
33,933
graphs = [ Graph( let={ "upper": Const(24649), "result": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), V...
NT
null
EXTREMUM
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
nt_max_prime_below_v1
null
5
0
[ "COPRIME_PAIRS" ]
1
1.029
2026-02-08T17:00:11.857176Z
{ "verified": true, "answer": 33933, "timestamp": "2026-02-08T17:00:12.885928Z" }
a2a4e3
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 162, "completion_tokens": 2723 }, "timestamp": "2026-02-17T17:40:57.225Z", "answer": 33933 }, ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "V7", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
0c701e
antilemma_sum_equals_v1_784195855_8760
Let $n$ be the number of integers $t$ with $27 \le t \le 252$ for which there exist positive integers $a$ and $b$ such that $1 \le a \le 12$, $1 \le b \le 6$, and $t = 15a + 12b$. Compute the number of ordered pairs $(i,j)$ of positive integers such that $i + j = n$ and $1 \le i \le 64$, $1 \le j \le 64$.
63
graphs = [ Graph( let={ "_n": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=12)), Geq(left=Var(name='b'), right=Const(value...
COMB
GEOM
COMPUTE
sympy
COMB1
[ "LIN_FORM/COUNT_SUM_EQUALS", "COUNT_SUM_EQUALS" ]
ada383
antilemma_sum_equals_v1
null
5
0
[ "COMB1", "COUNT_SUM_EQUALS", "LIN_FORM" ]
3
0.036
2026-02-08T16:18:07.989565Z
{ "verified": true, "answer": 63, "timestamp": "2026-02-08T16:18:08.025088Z" }
546569
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 223, "completion_tokens": 3660 }, "timestamp": "2026-02-24T20:37:25.946Z", "answer": 63 }, { "id...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": ...
{ "lo": -2.4, "mid": 1.57, "hi": 5.75 }
ffbb46
nt_sum_totient_over_divisors_v1_1820931509_834
Let $n = 90294$. Define $\sigma$ to be the sum $$ \sum_{d \mid n} \phi(d), $$ where $\phi(d)$ denotes Euler's totient function and the sum is taken over all positive divisors $d$ of $n$. Let $C$ be the number of ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = 10006$. Compute the remainder whe...
6,690
graphs = [ Graph( let={ "n": Const(90294), "result": SumOverDivisors(n=Ref(name='n'), var='d', expr=EulerPhi(n=Var(name='d'))), "Q": Mod(value=Sum(Mod(value=Ref("result"), modulus=Const(293)), Mul(CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x1"), Var("x2")]), c...
NT
null
COMPUTE
sympy
COMB1
[ "COMB1" ]
cc201f
nt_sum_totient_over_divisors_v1
two_moduli
5
0
[ "COMB1" ]
1
0.006
2026-02-08T11:55:39.165134Z
{ "verified": true, "answer": 6690, "timestamp": "2026-02-08T11:55:39.171361Z" }
fc8fee
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 175, "completion_tokens": 1002 }, "timestamp": "2026-02-14T20:54:19.738Z", "answer": 6690 }, {...
1
[ { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "V7", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
3696c9
nt_count_digit_sum_v1_1874849503_70
Let $m = 289$ and $d = 34$. Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = m$. For each such pair, compute $x + y$, and let $t$ be the minimum value of $x + y$ over all such pairs. Define $T$ to be the set of all positive integers $n$ such that $1 \leq n \leq t$ and $n \equiv 0 \p...
2,783
graphs = [ Graph( let={ "_m": Const(289), "_n": Const(34), "upper": Const(195364), "target_sum": SumOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("...
NT
null
COUNT
sympy
B3
[ "B3/SUM_DIVISIBLE" ]
138b1a
nt_count_digit_sum_v1
null
6
0
[ "B3", "SUM_DIVISIBLE" ]
2
8.311
2026-02-08T12:47:19.527287Z
{ "verified": true, "answer": 2783, "timestamp": "2026-02-08T12:47:27.838409Z" }
a17488
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 280, "completion_tokens": 6842 }, "timestamp": "2026-02-10T02:33:32.085Z", "answer": 2783 }, { "...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "...
{ "lo": -5.13, "mid": 0.83, "hi": 7.52 }
975b07
modular_modexp_compute_v1_601307018_6301
Let $M$ be the number of positive integers $n$ with $1 \leq n \leq \max\{ d : d \mid 213906,\ d^2 \leq 213906 \}$ such that $n \equiv \left\lfloor \frac{n}{2} \right\rfloor \pmod{3}$. Let $e$ be the maximum value of $xy$ over all pairs of positive integers $(x, y)$ with $x + y = M$. Let $R = 7^e \bmod 13861$. Find the ...
9,540
graphs = [ Graph( let={ "_n": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), MaxOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(1)), Divides(divisor=Var("d"), dividend=Const(213906)), Leq(Mul(Var("d"), Var("d")), Const(21...
NT
null
COMPUTE
sympy
B3_CLOSEST
[ "B3_CLOSEST/L3C/B1" ]
75239c
modular_modexp_compute_v1
null
6
0
[ "B1", "B3_CLOSEST", "L3C" ]
3
0.009
2026-03-10T06:54:49.538245Z
{ "verified": true, "answer": 9540, "timestamp": "2026-03-10T06:54:49.546811Z" }
63f7fb
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 253, "completion_tokens": 5209 }, "timestamp": "2026-04-19T04:05:36.107Z", "answer": 9540 }, { "...
1
[ { "lemma": "B1", "status": "ok_later" }, { "lemma": "B3_CLOSEST", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3C", "status": "ok_later" ...
{ "lo": -5.34, "mid": 1.1, "hi": 7.53 }
303a3f
nt_sum_divisors_mod_v1_2051736721_1969
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 176400$. For each such pair, compute $x + y$. Let $n$ be the minimum value of $x + y$ over all such pairs. Let $\sigma(n)$ denote the sum of the positive divisors of $n$. Find the remainder when $\sigma(n)$ is divided by 10753.
2,880
graphs = [ Graph( let={ "n": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(176400)))), expr=Sum(Var("x"), Var("y")))), "M": Const(10753...
NT
null
COMPUTE
sympy
B3
[ "B3" ]
0cd20d
nt_sum_divisors_mod_v1
null
4
0
[ "B3" ]
1
0.005
2026-02-08T16:23:17.409283Z
{ "verified": true, "answer": 2880, "timestamp": "2026-02-08T16:23:17.414426Z" }
1bc613
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 136, "completion_tokens": 1349 }, "timestamp": "2026-02-17T02:41:04.329Z", "answer": 2880 }, {...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "K17", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
d6832a
comb_count_derangements_v1_1978505735_2997
Let $n$ be the number of nonnegative integers $j$ such that $0 \le j \le 5136$ and $\binom{5136}{j}$ is odd. Compute the subfactorial of $n$, denoted $!n$, which counts the number of derangements of $n$ elements.
14,833
graphs = [ Graph( let={ "_n": Const(5136), "n": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Const(5136)), Eq(Mod(value=Binom(n=Ref("_n"), k=Var("j")), modulus=Const(2)), Const(1))), domain='nonnegative_integers')), "res...
COMB
null
COUNT
sympy
V8
[ "V8" ]
86348e
comb_count_derangements_v1
null
5
0
[ "V8" ]
1
0.001
2026-02-08T17:17:43.418010Z
{ "verified": true, "answer": 14833, "timestamp": "2026-02-08T17:17:43.419393Z" }
5264a2
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 113, "completion_tokens": 2005 }, "timestamp": "2026-02-17T22:53:33.864Z", "answer": 14833 }, ...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "V8", "status...
{ "lo": -2.38, "mid": 1.74, "hi": 6.59 }
c9ab3c
comb_catalan_compute_v1_784195855_2636
Let $S$ be the set of all ordered pairs of positive odd integers $(x_1, x_2)$ such that $x_1 + x_2 = 20$. Let $n$ be the number of such pairs. Let $C_n$ denote the $n$-th Catalan number. Compute the remainder when $22238 \cdot C_n$ is divided by $93345$.
36,103
graphs = [ Graph( let={ "_n": Const(93345), "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x1"), Var("x2")]), condition=And(IsPositive(arg=Var(name='x1')), IsPositive(arg=Var(name='x2')), IsOdd(arg=Var(name='x1')), IsOdd(arg=Var(name='x2')), Eq(Sum(Var("x1"), Var("x2")),...
COMB
null
COMPUTE
sympy
COMB1
[ "COMB1" ]
567f58
comb_catalan_compute_v1
null
6
0
[ "COMB1" ]
1
0.002
2026-02-08T05:54:46.775473Z
{ "verified": true, "answer": 36103, "timestamp": "2026-02-08T05:54:46.777155Z" }
cdba3e
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 195, "completion_tokens": 1390 }, "timestamp": "2026-02-24T04:48:18.762Z", "answer": 36103 }, { "...
1
[ { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ...
{ "lo": -2.46, "mid": 0.47, "hi": 3.59 }
1bbd67
lin_form_endings_v1_784195855_92
Let $a = 21$ and $b = 35$. Define $g = \gcd(a, b)$, and let $a' = \left\lfloor \frac{a}{g} \right\rfloor$ and $b' = \left\lfloor \frac{b}{g} \right\rfloor$. Let $A = 31$ and $B = 32$. Compute the remainder when $$ 8090 \cdot (a' A + b' B - a' b') $$ is divided by $55946$.
23,256
graphs = [ Graph( let={ "a_coeff": Const(21), "b_coeff": Const(35), "A_val": Const(31), "B_val": Const(32), "g_step": GCD(a=Ref("a_coeff"), b=Ref("b_coeff")), "ap_node": Floor(Div(Ref("a_coeff"), Ref("g_step"))), "bp_node": ...
COMB
NT
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
lin_form_endings_v1
null
3
null
[ "LIN_FORM" ]
1
0.001
2026-02-08T02:57:23.734292Z
{ "verified": true, "answer": 23256, "timestamp": "2026-02-08T02:57:23.735553Z" }
7f03c5
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 231, "completion_tokens": 863 }, "timestamp": "2026-02-10T11:55:58.483Z", "answer": 23256 }, { "i...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": ...
{ "lo": -1, "mid": 0.94, "hi": 2.59 }
921d9a
alg_poly_preperiod_count_v1_1218484723_1464
For a non-negative integer $a$, define $f(x) = x^5 + 2x^4 - 3x^3 + 4x^2 + 5x + 1$. Let $N = f(a) \bmod 41$, $M = f(N) \bmod 41$, $R = f(M) \bmod 41$, and $S = f(R) \bmod 41$. Find the number of integers $a$ with $0 \leq a \leq 36284$ such that $S = N$, $M \neq N$, and $R \neq N$.
5,310
graphs = [ Graph( let={ "p1": Mod(value=Sum(Pow(Var("a"), Const(5)), Mul(Const(2), Pow(Var("a"), Const(4))), Mul(Const(-3), Pow(Var("a"), Const(3))), Mul(Const(4), Pow(Var("a"), Const(2))), Mul(Const(5), Var("a")), Const(1)), modulus=Const(41)), "p2": Mod(value=Sum(Pow(Ref("p1"), Con...
ALG
null
COUNT
sympy
POLY_ORBIT_COUNT
[ "POLY_ORBIT_COUNT" ]
4ad965
alg_poly_preperiod_count_v1
null
6
null
[ "POLY_ORBIT_COUNT" ]
1
0.071
2026-02-25T03:10:37.703782Z
{ "verified": true, "answer": 5310, "timestamp": "2026-02-25T03:10:37.775241Z" }
5bc353
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 245, "completion_tokens": 17608 }, "timestamp": "2026-03-10T03:53:43.668Z", "answer": 5310 }, { "...
1
[ { "lemma": "POLY_ORBIT_COUNT", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": 1.14, "mid": 4.13, "hi": 6.32 }
92482c
nt_count_primes_v1_1520064083_4854
Let $T$ be the set of all positive integers $p$ for which there exists a positive integer $q$ such that $pq = 6$, $\gcd(p, q) = 1$, and $p < q$. Let $N = |T|$. Let $S$ be the set of all prime numbers $n$ such that $N \leq n \leq 15129$. Compute the remainder when $99049 \cdot |S|$ is divided by $64633$.
23,636
graphs = [ Graph( let={ "upper": Const(15129), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'),...
NT
null
COUNT
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
nt_count_primes_v1
null
5
0
[ "COPRIME_PAIRS" ]
1
1.652
2026-02-08T06:27:45.349560Z
{ "verified": true, "answer": 23636, "timestamp": "2026-02-08T06:27:47.001230Z" }
6884b0
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 150, "completion_tokens": 1602 }, "timestamp": "2026-02-13T00:26:31.591Z", "answer": 23636 }, ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "K16", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
e50544
modular_mod_compute_v1_784195855_8527
Let $a$ be the minimum value of $x + y$ over all pairs of positive integers $(x, y)$ such that $xy = 3694084$. Let $m$ be the number of integers $t$ with $12 \leq t \leq 5660$ that can be expressed as $t = 7a + 5b$ for some integers $a, b$ satisfying $1 \leq a \leq 730$ and $1 \leq b \leq 110$. Let $r$ be the remainder...
68,336
graphs = [ Graph( let={ "_n": Const(89854), "a": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(3694084)))), expr=Sum(Var("x"), Var("y")...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM", "B3" ]
688dbe
modular_mod_compute_v1
null
5
0
[ "B3", "LIN_FORM" ]
2
0.004
2026-02-08T16:08:44.803835Z
{ "verified": true, "answer": 68336, "timestamp": "2026-02-08T16:08:44.807600Z" }
53f683
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 185, "completion_tokens": 5885 }, "timestamp": "2026-02-16T22:24:35.643Z", "answer": 68336 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V1", "status": "no" }, { "lemma": "V7", ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
cf1519
diophantine_fbi2_min_v1_677425708_318
Let $k = 32$ and let $u$ be the largest integer such that $23^u$ divides $1280517755401610942554593344683883498184411818540470887 \times 12167$. Let $d$ be the smallest integer satisfying $6 \leq d \leq u$, $d \mid k$, and $\frac{k}{d} \geq 4$. Define $Q$ as the sum of $56169$ and the sum over each digit of $|d|$, wher...
56,177
graphs = [ Graph( let={ "_n": Const(6), "k": Const(32), "upper": MaxKDivides(target=Mul(Const(128051775540161094255459334683883498184411818540470887), Const(12167)), base=Const(23)), "result": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"...
NT
null
EXTREMUM
sympy
K13
[ "K13" ]
8d970a
diophantine_fbi2_min_v1
null
7
0
[ "K13" ]
1
0.006
2026-02-08T03:13:16.271172Z
{ "verified": true, "answer": 56177, "timestamp": "2026-02-08T03:13:16.276786Z" }
a7d67b
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 258, "completion_tokens": 2693 }, "timestamp": "2026-02-10T02:02:28.322Z", "answer": 56177 }, { ...
2
[ { "lemma": "DS2", "status": "no" }, { "lemma": "K13", "status": "ok" }, { "lemma": "K14", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -10, "mid": -6.47, "hi": -2.95 }
7e32b2
comb_count_partitions_v1_238844314_64
Let $m = 2$. Let $n$ be the largest prime number less than or equal to 7487. Let $p(n)$ denote the number of integer partitions of $n$. Compute $p(42)$. Let $c$ be the largest prime number such that $2 \le c \le n$. Find the remainder when $c \cdot p(42)$ is divided by 60005.
40,568
graphs = [ Graph( let={ "_m": Const(2), "_n": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Ref("_m")), Leq(Var("n"), Const(7487)), IsPrime(Var("n"))))), "n": Const(42), "result": Partition(arg=Ref(name='n')), "_c": MaxOverS...
NT
COMB
COUNT
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW/MAX_PRIME_BELOW" ]
8237f8
comb_count_partitions_v1
affine_mod
7
0
[ "MAX_PRIME_BELOW" ]
1
0.002
2026-02-08T13:06:33.258348Z
{ "verified": true, "answer": 40568, "timestamp": "2026-02-08T13:06:33.260707Z" }
e1580a
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 132, "completion_tokens": 1397 }, "timestamp": "2026-02-15T09:33:02.607Z", "answer": 40568 }, ...
1
[ { "lemma": "DS2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
76c02c
diophantine_fbi2_min_v1_1978505735_440
Let $k = 125$ and let $u = 135$. Define $D$ as the set of all integers $d$ such that $2 \leq d \leq u$, $d$ divides $k$, and $\frac{k}{d} \geq 3$. Let $m$ be the smallest element of $D$. Compute the sum $\sum_{i=0}^{t} d_i (i+1)^2$, where $d_i$ denotes the $i$-th decimal digit of $|m|$ (starting from the units digit as...
2,023
graphs = [ Graph( let={ "k": Const(125), "upper": Const(135), "result": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(2)), Leq(Var("d"), Ref("upper")), Divides(divisor=Var("d"), dividend=Ref("k")), Geq(Div(Ref("k"), Var("d")), Const(3))))), ...
NT
null
EXTREMUM
sympy
B3
[ "B3" ]
8e300c
diophantine_fbi2_min_v1
digits_weighted_mod
5
0
[ "B3" ]
1
0.015
2026-02-08T15:23:29.481020Z
{ "verified": true, "answer": 2023, "timestamp": "2026-02-08T15:23:29.496155Z" }
9d4166
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 232, "completion_tokens": 840 }, "timestamp": "2026-02-16T05:38:16.166Z", "answer": 2023 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
4f9f76
nt_count_divisible_and_v1_865884756_245
Let $d_1$ be the number of positive integers $n$ such that $n \le 43$ and $\gcd(n, 30) = 1$. Let $d_2 = 18$. Determine the value of the number of positive integers $n_1$ such that $n_1 \le 16524$, $n_1$ is divisible by $d_1$, and $n_1$ is divisible by $d_2$.
459
graphs = [ Graph( let={ "upper": Const(16524), "d1": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(43)), Eq(GCD(a=Var("n"), b=Const(30)), Const(1))))), "d2": Const(18), "result": CountOverSet(set=Solutio...
NT
null
COUNT
sympy
C4
[ "C4" ]
08d162
nt_count_divisible_and_v1
null
4
0
[ "C4" ]
1
0.542
2026-02-08T15:16:13.608557Z
{ "verified": true, "answer": 459, "timestamp": "2026-02-08T15:16:14.150277Z" }
0779df
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 209, "completion_tokens": 1113 }, "timestamp": "2026-02-10T06:04:02.604Z", "answer": 459 }, { "id...
1
[ { "lemma": "C4", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no...
{ "lo": -7.09, "mid": -0.49, "hi": 6.1 }
27a7ed
sequence_count_fib_divisible_v1_124444284_699
Let $u$ be the number of prime numbers $n$ such that $2 \leq n \leq 1483$. Determine the number of positive integers $n \leq u$ for which $10$ divides the $n$th Fibonacci number.
15
graphs = [ Graph( let={ "upper": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Const(1483)), IsPrime(Var("n"))))), "d": Const(10), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)...
NT
null
COUNT
sympy
LIN_FORM
[ "COUNT_PRIMES" ]
07c874
sequence_count_fib_divisible_v1
null
6
0
[ "COUNT_PRIMES", "LIN_FORM" ]
2
0.076
2026-02-08T03:27:36.375067Z
{ "verified": true, "answer": 15, "timestamp": "2026-02-08T03:27:36.451221Z" }
ddf97c
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 165, "completion_tokens": 5108 }, "timestamp": "2026-02-23T19:48:49.656Z", "answer": 15 }, { "id...
1
[ { "lemma": "COUNT_PRIMES", "status": "ok" }, { "lemma": "K15", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V7", "status": "no" } ]
{ "lo": -3.45, "mid": 1.18, "hi": 5.72 }
dc3e89
comb_binomial_compute_v1_2051736721_5290
Let $u_1 = 1$, $n_2 = u_1 + 1$, and $$h = \sum_{k_1=0}^{n_2} (-1)^{k_1} \binom{n_2}{k_1}.$$ Let $n_1 = 0$ and $$u = \sum_{k_2=0}^{n_1} (-1)^{k_2} \binom{n_1}{k_2}.$$ Define $n = 12u$ and $k = 5 + h$. Compute $\binom{n}{k}$.
792
graphs = [ Graph( let={ "u1": Const(1), "n2": Sum(Ref("u1"), Const(1)), "h": Summation(var="k1", start=Const(0), end=Ref("n2"), expr=Mul(Pow(Const(-1), Var("k1")), Binom(n=Ref("n2"), k=Var("k1")))), "n1": Const(0), "u": Summation(var="k2", start=Co...
COMB
null
COMPUTE
sympy
BINOMIAL_ALTERNATING
[ "BINOMIAL_ALTERNATING" ]
c21569
comb_binomial_compute_v1
null
2
2
[ "BINOMIAL_ALTERNATING" ]
1
0.001
2026-02-08T18:28:37.810403Z
{ "verified": true, "answer": 792, "timestamp": "2026-02-08T18:28:37.811673Z" }
c71485
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 171, "completion_tokens": 785 }, "timestamp": "2026-02-24T23:57:50.063Z", "answer": 792 }, { ...
2
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "sta...
{ "lo": -10, "mid": -7.4, "hi": -4.8 }
027ec1
lin_form_endings_v1_2051736721_900
Let $a = 75$ and $b = 60$. Let $g$ be the greatest common divisor of $a$ and $b$. Compute the remainder when $12283 \cdot g$ is divided by 99599.
84,646
graphs = [ Graph( let={ "a_coeff": Const(75), "b_coeff": Const(60), "_inner_result": GCD(a=Ref("a_coeff"), b=Ref("b_coeff")), "_scale_k": Const(12283), "_scaled": Mul(Ref("_scale_k"), Ref("_inner_result")), "_mod_M": Const(99599), ...
COMB
NT
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
lin_form_endings_v1
null
2
null
[ "LIN_FORM" ]
1
0.001
2026-02-08T15:45:11.876537Z
{ "verified": true, "answer": 84646, "timestamp": "2026-02-08T15:45:11.877458Z" }
367b7c
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 113, "completion_tokens": 445 }, "timestamp": "2026-02-16T06:18:01.258Z", "answer": 84646 }, { "id": 11, ...
2
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", ...
{ "lo": -10, "mid": -7.27, "hi": -4.54 }
15e935
comb_factorial_compute_v1_1874849503_108
Let $n$ be the number of positive integers $k$ such that $\gcd(k, 6) = 1$ and $1 \leq k \leq p$, where $p$ is the largest prime number at most $21$. Compute the value of $n!$.
5,040
graphs = [ Graph( let={ "_m": Const(2), "_n": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Ref("_m")), Leq(Var("n"), Const(21)), IsPrime(Var("n"))))), "n": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), EulerPhi(n=Const(2)...
NT
null
COMPUTE
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW/C4", "ONE_PHI_2" ]
7c31e7
comb_factorial_compute_v1
null
5
0
[ "C4", "MAX_PRIME_BELOW", "ONE_PHI_2" ]
3
0.004
2026-02-08T12:48:43.612544Z
{ "verified": true, "answer": 5040, "timestamp": "2026-02-08T12:48:43.616676Z" }
dafbd5
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 175, "completion_tokens": 3561 }, "timestamp": "2026-02-09T13:52:07.217Z", "answer": 5040 }, { "i...
1
[ { "lemma": "C4", "status": "ok_later" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "ONE_PHI_2", "status": "ok" }, {...
{ "lo": -6.51, "mid": -0.38, "hi": 5.12 }
47904d
sequence_lucas_compute_v1_1439011603_383
Let $t$ be a positive integer. Define $n$ to be the number of values of $t$ with $7 \le t \le 32$ for which there exist positive integers $a$ and $b$ such that $1 \le a \le 11$, $1 \le b \le 2$, and $t = 2a + 5b$. Let $L_n$ denote the $n$-th Lucas number, where $L_1 = 1$, $L_2 = 3$, and $L_k = L_{k-1} + L_{k-2}$ for $k...
1,741
graphs = [ Graph( let={ "_n": Const(16831), "n": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=11)), Geq(left=V...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
sequence_lucas_compute_v1
null
4
0
[ "LIN_FORM" ]
1
0.004
2026-02-08T15:26:11.243784Z
{ "verified": true, "answer": 1741, "timestamp": "2026-02-08T15:26:11.247568Z" }
3fe3cd
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 215, "completion_tokens": 1293 }, "timestamp": "2026-02-16T06:29:42.339Z", "answer": 1741 }, {...
1
[ { "lemma": "L3b", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
021055
sequence_lucas_compute_v1_1520064083_148
Let $n$ be the number of integers $t$ such that $14 \leq t \leq 62$ and there exist positive integers $a$ and $b$ with $1 \leq a \leq 5$, $1 \leq b \leq 4$, and $t = 6a + 8b$. Compute the $n$th Lucas number.
9,349
graphs = [ Graph( let={ "n": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=5)), Geq(left=Var(name='b'), right=Const(value=1...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
sequence_lucas_compute_v1
null
5
0
[ "LIN_FORM" ]
1
0.004
2026-02-08T03:06:30.801839Z
{ "verified": true, "answer": 9349, "timestamp": "2026-02-08T03:06:30.805824Z" }
e0e078
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 194, "completion_tokens": 2714 }, "timestamp": "2026-02-10T12:58:22.907Z", "answer": 9349 }, { "i...
1
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -3.47, "mid": 0.81, "hi": 4.81 }
b572a2
nt_count_coprime_and_v1_1439011603_1640
Let $ k_1 $ be the number of ordered pairs $ (i, j) $ of integers with $ 1 \leq i \leq 6 $ and $ 1 \leq j \leq 6 $ such that $ i + j = 6 $. Let $ k_2 $ be the largest prime number $ n $ satisfying $ 2 \leq n \leq 12 $. Define $ N $ to be the number of positive integers $ n_1 $ with $ 1 \leq n_1 \leq 40173 $ such that $...
29,217
graphs = [ Graph( let={ "_m": Const(2), "_n": Const(12), "upper": Const(40173), "k1": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Const(6)), domain=CartesianProduct(left=IntegerRange(start=Const...
NT
null
COUNT
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS", "MAX_PRIME_BELOW" ]
a9245e
nt_count_coprime_and_v1
null
5
0
[ "COUNT_SUM_EQUALS", "MAX_PRIME_BELOW" ]
2
5.176
2026-02-08T16:12:02.427050Z
{ "verified": true, "answer": 29217, "timestamp": "2026-02-08T16:12:07.602791Z" }
8bfe5e
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 197, "completion_tokens": 2353 }, "timestamp": "2026-02-16T22:54:37.021Z", "answer": 29217 }, ...
1
[ { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_ADD", "status": "no...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
b0107c
nt_sum_over_divisible_v1_1915831931_2604
Compute the sum of all positive integers $n$ such that $n \leq 5555$ and $n$ is divisible by 162.
96,390
graphs = [ Graph( let={ "upper": Const(5555), "divisor": Const(162), "result": SumOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("upper")), Eq(Mod(value=Var("n"), modulus=Ref("divisor")), Const(0))))), }, go...
NT
null
SUM
sympy
MAX_PRIME_BELOW
[ "B3/MAX_PRIME_BELOW" ]
f253c0
nt_sum_over_divisible_v1
null
2
0
[ "B3", "MAX_PRIME_BELOW" ]
2
6.156
2026-02-08T16:58:07.500400Z
{ "verified": true, "answer": 96390, "timestamp": "2026-02-08T16:58:13.656872Z" }
9c74b4
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 91, "completion_tokens": 533 }, "timestamp": "2026-02-16T08:54:25.088Z", "answer": 96770 }, { "id": 11,...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" }, { "lemma": "MOD_FACTORIAL", ...
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
769437
antilemma_k3_v1_784195855_595
Let $n = 7965$. Compute the sum of $\varphi(d)$ over all positive divisors $d$ of $n$, where $\varphi$ denotes Euler's totient function.
7,965
graphs = [ Graph( let={ "_n": Const(7965), "x": SumOverDivisors(n=Ref(name='_n'), var='d', expr=EulerPhi(n=Var(name='d'))), }, goal=Ref("x"), ) ]
NT
COMB
COMPUTE
sympy
K3
[ "K3" ]
54c41e
antilemma_k3_v1
null
3
0
[ "K3" ]
1
0
2026-02-08T04:29:21.856841Z
{ "verified": true, "answer": 7965, "timestamp": "2026-02-08T04:29:21.857080Z" }
0a51de
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 151, "completion_tokens": 332 }, "timestamp": "2026-02-10T16:51:17.868Z", "answer": 7965 }, { "i...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -5.92, "mid": -3.14, "hi": 0.27 }
6008ac
comb_sum_binomial_row_v1_677425708_1127
Let $n$ be the number of ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = 28$. Let $r$ be the number of positive integers $p$ for which there exists a positive integer $q$ such that $pq = 36$, $\gcd(p, q) = 1$, and $p < q$. Define $s = r^n$. Compute the remainder when $44121 \cdot s$ is divide...
14,413
graphs = [ Graph( let={ "_m": Const(70297), "_n": Const(28), "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x1"), Var("x2")]), condition=And(IsPositive(arg=Var(name='x1')), IsPositive(arg=Var(name='x2')), IsOdd(arg=Var(name='x1')), IsOdd(arg=Var(name='x2')), ...
NT
null
SUM
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS", "COMB1" ]
d35293
comb_sum_binomial_row_v1
null
6
0
[ "COMB1", "COPRIME_PAIRS" ]
2
0.002
2026-02-08T04:00:24.716752Z
{ "verified": true, "answer": 14413, "timestamp": "2026-02-08T04:00:24.718511Z" }
e8d3f8
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 229, "completion_tokens": 2002 }, "timestamp": "2026-02-09T15:58:53.345Z", "answer": 14413 }, { "...
1
[ { "lemma": "COMB1", "status": "ok" }, { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V5", "status": "no" }, { "l...
{ "lo": -3.53, "mid": 1.02, "hi": 5.49 }
588e30
antilemma_v1_legendre_151522320_134
Let $N=38060$. Let $x$ be the largest integer $k$ such that $5^k$ divides $N!$. Consider all integers $t$ such that $5\le t\le17$ and there exist integers $a$ and $b$ with $1\le a\le4$ and $1\le b\le3$ satisfying $$t=2a+3b.$$ Let $M$ be the number of such integers $t$. Let $S$ be the set of all integers $n$ such that...
4,140
graphs = [ Graph( let={ "_m": Const(2), "_n": Const(38060), "x": MaxKDivides(target=Factorial(Ref("_n")), base=Const(5)), "Q": Bell(Mod(value=Abs(arg=Ref(name='x')), modulus=MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Ref("_m")), Leq(...
NT
COMB
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM/MAX_PRIME_BELOW", "V1" ]
b1eb50
antilemma_v1_legendre
bell_mod
7
0
[ "LIN_FORM", "MAX_PRIME_BELOW", "V1" ]
3
0.005
2026-02-08T02:59:58.145002Z
{ "verified": true, "answer": 4140, "timestamp": "2026-02-08T02:59:58.149667Z" }
56e4fd
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 350, "completion_tokens": 1214 }, "timestamp": "2026-02-08T23:32:53.311Z", "answer": 4140 }, { "...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K5", "status": "same_pattern_wrong" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MAX_PRIME_BELOW...
{ "lo": -6.49, "mid": 0.51, "hi": 7.52 }
1d7acb
sequence_count_fib_divisible_v1_1978505735_354
Let $A$ be the set of all positive integers $n$ such that $1 \leq n \leq 683$ and the sum of the digits of $n$ is even. Let $a = |A|$. Let $B$ be the set of all positive integers $n_1$ such that $1 \leq n_1 \leq a$ and $3$ divides the $n_1$-th Fibonacci number. Let $b = |B|$. Compute the remainder when $44566 \cdot b$ ...
38,160
graphs = [ Graph( let={ "upper": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(683)), Eq(Mod(value=DigitSum(Var("n")), modulus=Const(2)), Const(0))))), "d": Const(3), "result": CountOverSet(set=SolutionsSet(var=Var(...
NT
null
COUNT
sympy
L3B
[ "L3B" ]
cc148f
sequence_count_fib_divisible_v1
null
4
0
[ "L3B" ]
1
0.038
2026-02-08T15:20:14.855318Z
{ "verified": true, "answer": 38160, "timestamp": "2026-02-08T15:20:14.892907Z" }
e1f1c3
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 164, "completion_tokens": 2800 }, "timestamp": "2026-02-16T04:30:27.251Z", "answer": 38160 }, ...
1
[ { "lemma": "K16", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "L3B", "status": "ok" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
d597d7
diophantine_sum_product_min_v1_2051736721_887
Let $S = 36$ and $P = 324$. Compute the minimum value of $x$ such that $1 \leq x \leq 35$ and $x(S - x) = P$.
18
graphs = [ Graph( let={ "S": Const(36), "P": Const(324), "result": MinOverSet(set=SolutionsSet(var=Var("x"), condition=And(Geq(Var("x"), Const(1)), Leq(Var("x"), Const(35)), Eq(Mul(Var("x"), Sub(Ref("S"), Var("x"))), Ref("P"))))), }, goal=Ref("result"), ...
NT
null
EXTREMUM
sympy
LIN_FORM
[ "C4/C4/C2/K13" ]
824bf5
diophantine_sum_product_min_v1
null
3
0
[ "C2", "C4", "K13", "LIN_FORM" ]
4
0.139
2026-02-08T15:44:02.739918Z
{ "verified": true, "answer": 18, "timestamp": "2026-02-08T15:44:02.878806Z" }
e5abd0
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 91, "completion_tokens": 313 }, "timestamp": "2026-02-16T12:31:52.707Z", "answer": 18 }, { ...
1
[ { "lemma": "C2", "status": "ok_later" }, { "lemma": "C4", "status": "ok" }, { "lemma": "K13", "status": "ok_later" }, { "lemma": "K15", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V1", "status": "no" }, { ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
3a51b3
algebra_poly_eval_v1_1978505735_1847
Let $k = 16$. Compute the value of $$ \frac{2k^5 - 18k^4 - 24k^3 + m k^2 + 2k - 16}{34}, $$ where $m$ is the number of positive integers $k_1 \leq t$ that are divisible by $36$, and $t$ is the number of positive integers $k_2 \leq 8568$ that are divisible by $17$. Let $r$ be the absolute value of this result. Compute t...
1
graphs = [ Graph( let={ "_n": Const(11), "k": Const(16), "result": Div(Sum(Mul(Const(2), Pow(Ref("k"), Const(5))), Mul(Const(-18), Pow(Ref("k"), Const(4))), Mul(Const(-24), Pow(Ref("k"), Const(3))), Mul(CountOverSet(set=SolutionsSet(var=Var("k1"), condition=And(Geq(Var("k...
COMB
NT
COMPUTE
sympy
C2
[ "C2/C2" ]
c8a699
algebra_poly_eval_v1
null
6
0
[ "C2" ]
1
0.01
2026-02-08T16:28:33.726897Z
{ "verified": true, "answer": 1, "timestamp": "2026-02-08T16:28:33.736601Z" }
2db357
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 183, "completion_tokens": 1011 }, "timestamp": "2026-02-17T04:59:00.284Z", "answer": 1 }, { ...
1
[ { "lemma": "C2", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
fe06f7
comb_count_surjections_v1_1439011603_3033
Let $n_1 = 1$ and $n_2 = 0$. Define $$ c = \sum_{k=0}^{n_1} (-1)^k \binom{n_1}{k} \quad \text{and} \quad e = \sum_{k=0}^{n_2} (-1)^k \binom{n_2}{k}. $$ Let $k = 6 + c$ and $n = 7$. Compute the remainder when $71168 \cdot k! \cdot S(n, k)$ is divided by $93213 \cdot e$, where $S(n, k)$ denotes the Stirling number of the...
9,288
graphs = [ Graph( let={ "n2": Const(0), "e": Summation(var="k1", start=Const(0), end=Ref("n2"), expr=Mul(Pow(Const(-1), Var("k1")), Binom(n=Ref("n2"), k=Var("k1")))), "u": Const(0), "n1": Sum(Ref("u"), Factorial(Const(0))), "c": Summation(var="k2",...
COMB
null
COUNT
sympy
BINOMIAL_ALTERNATING
[ "BINOMIAL_ALTERNATING", "ONE_FACTORIAL_0", "ZERO_BINOM_0" ]
6c8df4
comb_count_surjections_v1
null
5
2
[ "BINOMIAL_ALTERNATING", "ONE_FACTORIAL_0", "ZERO_BINOM_0" ]
3
0.006
2026-02-08T17:10:44.059111Z
{ "verified": true, "answer": 9288, "timestamp": "2026-02-08T17:10:44.064640Z" }
73b307
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 188, "completion_tokens": 1203 }, "timestamp": "2026-02-17T22:04:31.256Z", "answer": 9288 }, {...
1
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "ONE_FACTORIAL_0", "status": "ok" }, { ...
{ "lo": -2.38, "mid": 1.74, "hi": 6.59 }
b4c545
sequence_count_fib_divisible_v1_601307018_5200
Let $F_n$ denote the $n$-th Fibonacci number. Let $d$ be the number of integers $j$ with $0 \le j \le 1036$ such that $\binom{1036}{j}$ is odd. Let $M$ be the minimum value of $|x - y|$ over all ordered pairs $(x, y)$ of positive integers with $xy = 1486949$. Find the number of positive integers $n$ with $1 \le n \le M...
143
graphs = [ Graph( let={ "_n": Const(2), "upper": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(1486949)))), expr=Abs(arg=Sub(left=Var(n...
NT
null
COUNT
sympy
B3_DIFF
[ "B3_DIFF", "V8" ]
1cc898
sequence_count_fib_divisible_v1
null
7
0
[ "B3_DIFF", "V8" ]
2
0.031
2026-03-10T05:54:01.347080Z
{ "verified": true, "answer": 143, "timestamp": "2026-03-10T05:54:01.377661Z" }
df7256
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 228, "completion_tokens": 9824 }, "timestamp": "2026-04-19T01:31:56.340Z", "answer": 143 }, { "i...
1
[ { "lemma": "B3_DIFF", "status": "ok" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "V5", "status": "no" }, { "le...
{ "lo": 2.12, "mid": 5.37, "hi": 8.63 }
fea6c1
nt_num_divisors_compute_v1_1742523217_3725
Let $n = 41209$. Let $d(n)$ denote the number of positive divisors of $n$. Let $T$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 1119364$. Let $c$ be the minimum value of $x + y$ over all such pairs. Compute $c - d(n)$.
2,107
graphs = [ Graph( let={ "n": Const(41209), "result": NumDivisors(n=Ref("n")), "_c": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")),...
NT
null
COMPUTE
sympy
B3
[ "B3" ]
fc629c
nt_num_divisors_compute_v1
negation_mod
4
0
[ "B3" ]
1
0.001
2026-02-08T06:04:46.213271Z
{ "verified": true, "answer": 2107, "timestamp": "2026-02-08T06:04:46.214700Z" }
d3d225
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 125, "completion_tokens": 1401 }, "timestamp": "2026-02-12T18:41:21.979Z", "answer": 2107 }, {...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "K14", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
4e78a9
alg_poly_orbit_count_v1_1419126231_390
Let $N \equiv 3a^3 + a^2 + 4a - 1 \pmod{23}$ and $M \equiv 3N^3 + N^2 + 4N - 1 \pmod{23}$. Find the number of non-negative integers $a$ with $0 \le a \le 40985$ such that $M \equiv a \pmod{23}$ and $N \not\equiv a \pmod{23}$.
10,692
graphs = [ Graph( let={ "p1": Mod(value=Sum(Mul(Const(3), Pow(Var("a"), Const(3))), Pow(Var("a"), Const(2)), Mul(Const(4), Var("a")), Const(-1)), modulus=Const(23)), "p2": Mod(value=Sum(Mul(Const(3), Pow(Ref("p1"), Const(3))), Pow(Ref("p1"), Const(2)), Mul(Const(4), Ref("p1")), Const...
ALG
null
COUNT
sympy
POLY_ORBIT_COUNT
[ "POLY_ORBIT_COUNT" ]
4ad965
alg_poly_orbit_count_v1
null
5
null
[ "POLY_ORBIT_COUNT" ]
1
0.021
2026-02-25T09:55:35.093484Z
{ "verified": true, "answer": 10692, "timestamp": "2026-02-25T09:55:35.114142Z" }
6e0b80
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 219, "completion_tokens": 5663 }, "timestamp": "2026-03-30T08:19:16.157Z", "answer": 10692 }, { "...
1
[ { "lemma": "POLY_ORBIT_COUNT", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": -5.37, "mid": 0.23, "hi": 5.22 }
38fce9
antilemma_k2_v1_458359167_2696
Compute the remainder when $$ 88713 \sum_{k=1}^{146} \phi(k) \left\lfloor \frac{146}{k} \right\rfloor $$ is divided by $60529$.
39,620
graphs = [ Graph( let={ "x": Summation(var="k", start=Const(1), end=Const(146), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Const(146), Var("k"))))), "Q": Mod(value=Mul(Const(88713), Ref("x")), modulus=Const(60529)), }, goal=Ref("Q"), ) ]
NT
COMB
COMPUTE
sympy
K2
[ "K2" ]
6897ab
antilemma_k2_v1
null
5
0
[ "K2" ]
1
0
2026-02-08T06:44:19.306362Z
{ "verified": true, "answer": 39620, "timestamp": "2026-02-08T06:44:19.306714Z" }
e8249d
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 92, "completion_tokens": 1929 }, "timestamp": "2026-02-13T03:57:45.378Z", "answer": 39620 }, {...
1
[ { "lemma": "K14", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -3.51, "mid": 1.33, "hi": 6.56 }
9c0e90
algebra_poly_eval_v1_2051736721_4521
Let $x = 8$. Define $$ = \frac{8x^5 - 50x^4 + 43x^3 - 69x^2 + 67x + 55}{5}.$$ Let $S$ be the set of all ordered pairs $(x_1, y)$ of positive integers such that $x_1 y = 3694084$. Let $T$ be the set of all values $x_1 + y$ where $(x_1, y) \in S$. Compute the remainder when $$n^2 + 23n + \min(T)$$ is divided by $94869$.
33,333
graphs = [ Graph( let={ "_n": Const(55), "x": Const(8), "result": Div(Sum(Mul(Const(8), Pow(Ref("x"), Const(5))), Mul(Const(-50), Pow(Ref("x"), Const(4))), Mul(Const(43), Pow(Ref("x"), Const(3))), Mul(Const(-69), Pow(Ref("x"), Const(2))), Mul(Const(67), Ref("x")), Ref("_n...
NT
null
COMPUTE
sympy
B3
[ "B3" ]
d720b5
algebra_poly_eval_v1
quadratic_mod
4
0
[ "B3" ]
1
0.006
2026-02-08T18:01:57.967436Z
{ "verified": true, "answer": 33333, "timestamp": "2026-02-08T18:01:57.973277Z" }
28c5df
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 181, "completion_tokens": 2117 }, "timestamp": "2026-02-18T12:08:00.342Z", "answer": 33333 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
bebf3b
nt_count_digit_sum_v1_784195855_612
Let $S$ be the set of all positive integers $k$ such that $1 \leq k \leq 256$ and $128$ divides $k$. Let $m$ be the number of elements in $S$. Let $T$ be the set of all positive integers $d$ such that $d \geq m$ and $d$ divides $10051$. Let $n$ be the smallest element of $T$. Let $U$ be the set of all ordered pairs $(i...
16,216
graphs = [ Graph( let={ "_c": Const(128), "_m": CountOverSet(set=SolutionsSet(var=Var("k"), condition=And(Geq(Var("k"), Const(1)), Leq(Var("k"), Const(256)), Divides(divisor=Ref("_c"), dividend=Var("k"))), domain='positive_integers')), "_n": MinOverSet(set=SolutionsSet(va...
NT
null
COUNT
sympy
C2
[ "C2/MIN_PRIME_FACTOR/COUNT_SUM_EQUALS" ]
da0884
nt_count_digit_sum_v1
null
6
0
[ "C2", "COUNT_SUM_EQUALS", "MIN_PRIME_FACTOR" ]
3
18.365
2026-02-08T04:29:37.869319Z
{ "verified": true, "answer": 16216, "timestamp": "2026-02-08T04:29:56.234445Z" }
ba1a64
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 306, "completion_tokens": 5923 }, "timestamp": "2026-02-10T16:51:57.220Z", "answer": 16216 }, { ...
1
[ { "lemma": "C2", "status": "ok" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok_later" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok_later" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_SUB",...
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
f9d63c
sequence_count_fib_divisible_v1_2051736721_2794
Let $n$ be a positive integer. Define $\phi(n)$ to be Euler's totient function. Let $N = 949$ and let $$ S = \sum_{d \mid N} \phi(d). $$ Let $d = 4$. Determine the number of positive integers $n$ such that $1 \leq n \leq S$ and $d$ divides the $n$-th Fibonacci number $F_n$. Compute this number.
158
graphs = [ Graph( let={ "_n": Const(949), "upper": SumOverDivisors(n=Ref(name='_n'), var='d1', expr=EulerPhi(n=Var(name='d1'))), "d": Const(4), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("uppe...
NT
null
COUNT
sympy
K3
[ "K3" ]
54c41e
sequence_count_fib_divisible_v1
null
5
0
[ "K3" ]
1
0.136
2026-02-08T16:55:06.550185Z
{ "verified": true, "answer": 158, "timestamp": "2026-02-08T16:55:06.686634Z" }
83802d
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 141, "completion_tokens": 872 }, "timestamp": "2026-02-17T14:48:48.254Z", "answer": 158 }, { ...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "K5", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
84e190
algebra_vieta_sum_v1_1520064083_1814
Let $d_{\max}$ be the largest positive divisor of $153$ that is at most $9$. Find all real numbers $x$ such that $$ x^3 + d_{\max} x^2 - 36x - 324 = 0. $$ Let $P$ be the product of all such real solutions. Compute $P$.
324
graphs = [ Graph( let={ "_n": Const(9), "result": ProductOverSet(set=SolutionsSet(var=Var(name='x'), condition=Eq(left=Sum(Pow(base=Var(name='x'), exp=Const(value=3)), Mul(MaxOverSet(set=SolutionsSet(var=Var(name='d'), condition=And(Geq(left=Var(name='d'), right=Const(value=1)), Leq(...
NT
null
COMPUTE
sympy
COUNT_FIB_DIVISIBLE
[ "MAX_DIVISOR" ]
51757e
algebra_vieta_sum_v1
null
4
0
[ "COUNT_FIB_DIVISIBLE", "MAX_DIVISOR" ]
2
0.021
2026-02-08T04:19:06.028406Z
{ "verified": true, "answer": 324, "timestamp": "2026-02-08T04:19:06.049550Z" }
afdcd7
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 185, "completion_tokens": 882 }, "timestamp": "2026-02-10T16:04:15.251Z", "answer": 324 }, { "id...
1
[ { "lemma": "K17", "status": "no" }, { "lemma": "MAX_DIVISOR", "status": "ok" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "V8_SUM", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -7.01, "mid": -4.68, "hi": -2.15 }
209ff2
nt_count_primes_v1_151522320_1302
Let $m = 56372$. Define $r$ to be the number of prime numbers $n$ such that $2 \leq n \leq 12720$. Consider the set of all ordered pairs $(x,y)$ of positive integers such that $xy = 4$. Let $s$ be the minimum value of $x + y$ over all such pairs. Let $t$ be the number of ordered pairs $(a,b)$ such that $1 \leq a \l...
2,744
graphs = [ Graph( let={ "_m": Const(56372), "_n": Const(2), "upper": Const(12720), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Ref("upper")), IsPrime(Var("n"))))), "Q": Mod(value=Sum(Po...
NT
null
COUNT
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN", "B3" ]
b257a6
nt_count_primes_v1
quadratic_mod
4
0
[ "B3", "COUNT_CARTESIAN" ]
2
1.66
2026-02-08T03:52:29.314878Z
{ "verified": true, "answer": 2744, "timestamp": "2026-02-08T03:52:30.975358Z" }
2e2f4f
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 185, "completion_tokens": 1513 }, "timestamp": "2026-02-11T20:21:16.302Z", "answer": 2744 }, {...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", ...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
818092
lin_form_endings_v1_1742523217_2218
Let $a = 63$ and $b = 36$. Define $g = \gcd(a, b)$. Let $a' = \left\lfloor \frac{a}{g} \right\rfloor$ and $b' = \left\lfloor \frac{b}{g} \right\rfloor$. Let $A = 31$ and $B = 48$. Define $$ T = a' \cdot A + b' \cdot B - a' \cdot b'. $$ Now define $$ S = a \cdot A + b \cdot B - a - b + 1. $$ Compute $S - T$.
3,202
graphs = [ Graph( let={ "a_coeff": Const(63), "b_coeff": Const(36), "A_val": Const(31), "B_val": Const(48), "g_step": GCD(a=Ref("a_coeff"), b=Ref("b_coeff")), "ap_node": Floor(Div(Ref("a_coeff"), Ref("g_step"))), "bp_node": ...
COMB
NT
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
lin_form_endings_v1
null
5
null
[ "LIN_FORM" ]
1
0.004
2026-02-08T04:35:49.941981Z
{ "verified": true, "answer": 3202, "timestamp": "2026-02-08T04:35:49.945670Z" }
cd9e6e
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 259, "completion_tokens": 625 }, "timestamp": "2026-02-10T17:13:30.838Z", "answer": 3202 }, { "i...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "st...
{ "lo": -5.55, "mid": -3.01, "hi": 0.33 }
3d6a96
comb_factorial_compute_v1_655260480_5037
Let $n = 8$, and let $f = n!$. Let $d$ be the smallest divisor of $537251$ that is at least $2$. Compute the Bell number $B_k$, where $k$ is the remainder when $|f|$ is divided by $d$.
52
graphs = [ Graph( let={ "n": Const(8), "result": Factorial(Ref("n")), "Q": Bell(Mod(value=Abs(arg=Ref(name='result')), modulus=MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(2)), Divides(divisor=Var("d"), dividend=Const(537251))))))), ...
NT
COMB
COMPUTE
sympy
MAX_PRIME_BELOW
[ "MIN_PRIME_FACTOR" ]
58d7e9
comb_factorial_compute_v1
bell_mod
5
0
[ "MAX_PRIME_BELOW", "MIN_PRIME_FACTOR" ]
2
0.019
2026-02-08T18:15:25.794744Z
{ "verified": true, "answer": 52, "timestamp": "2026-02-08T18:15:25.813715Z" }
72b0c3
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 109, "completion_tokens": 1345 }, "timestamp": "2026-02-18T15:31:03.429Z", "answer": 52 }, { ...
1
[ { "lemma": "K13", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
0547a6
algebra_poly_eval_v1_1918700295_1961
Let $P$ be the set of all ordered pairs $(x, y)$ of positive integers such that $x + y = 6$. Let $k$ be the maximum value of $xy$ over all such pairs. Compute the remainder when $52428(k^4 + k^3 + 2k^2 - 10k - 7)$ is divided by $94313$.
56,396
graphs = [ Graph( let={ "_n": Const(2), "k": MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Sum(Var("x"), Var("y")), Const(6)))), expr=Mul(Var("x"), Var("y")))), ...
NT
null
COMPUTE
sympy
B1
[ "B1" ]
5b950e
algebra_poly_eval_v1
null
3
0
[ "B1" ]
1
0.002
2026-02-08T06:12:00.664111Z
{ "verified": true, "answer": 56396, "timestamp": "2026-02-08T06:12:00.666220Z" }
53210d
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 128, "completion_tokens": 1150 }, "timestamp": "2026-02-13T11:26:39.291Z", "answer": 56396 }, ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V3", "status": "no" } ...
{ "lo": -3.51, "mid": 1.33, "hi": 6.56 }
5c2c8a
geo_count_lattice_rect_v1_1439011603_821
Compute the number of lattice points in the rectangle $[0, 484] \times [0, 123]$. Multiply this number by $79157$, and find the remainder when the result is divided by $91730$.
81,900
graphs = [ Graph( let={ "a": Const(484), "b": Const(123), "result": LatticePointsRect(a=Ref(name='a'), b=Ref(name='b')), "_c": Const(79157), "Q": Mod(value=Mul(Ref("_c"), Ref("result")), modulus=Const(91730)), }, goal=Ref("Q"), ...
GEOM
null
COUNT
sympy
[]
geo_count_lattice_rect_v1
null
2
0
null
null
0.006
2026-02-08T15:45:37.614780Z
{ "verified": true, "answer": 81900, "timestamp": "2026-02-08T15:45:37.620766Z" }
c8088d
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 157, "completion_tokens": 1700 }, "timestamp": "2026-02-24T18:29:47.904Z", "answer": 81900 }, { ...
1
[]
{ "lo": -2.4, "mid": 1.57, "hi": 5.75 }
9ce7ae
sequence_fibonacci_compute_v1_655260480_6206
Let $T$ be the set of all integers $t$ such that $18 \leq t \leq 90$ and $t = 8a + 10b$ for some integers $a$ and $b$ with $1 \leq a \leq 5$ and $1 \leq b \leq 5$. Let $n$ be the number of elements in $T$. Let $F_n$ denote the $n$-th Fibonacci number, with $F_1 = 1$, $F_2 = 1$, and $F_k = F_{k-1} + F_{k-2}$ for $k \geq...
308
graphs = [ Graph( let={ "n": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=5)), Geq(left=Var(name='b'), right=Const(value=1...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
sequence_fibonacci_compute_v1
null
4
0
[ "LIN_FORM" ]
1
0.002
2026-02-08T18:54:58.646634Z
{ "verified": true, "answer": 308, "timestamp": "2026-02-08T18:54:58.648984Z" }
ab924f
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 212, "completion_tokens": 3798 }, "timestamp": "2026-02-18T20:28:47.376Z", "answer": 308 }, { ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "sta...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
191120
modular_mod_compute_v1_784195855_8729
Let $ S $ be the set of all integers $ t $ such that $ 7 \leq t \leq 235 $ and there exist positive integers $ a $ and $ b $ with $ 1 \leq a \leq 90 $, $ 1 \leq b \leq 11 $, and $ t = 2a + 5b $. Let $ a $ be the number of elements in $ S $. Compute the remainder when $ a $ is divided by $ 37675 $.
225
graphs = [ Graph( let={ "a": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=90)), Geq(left=Var(name='b'), right=Const(value=...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
modular_mod_compute_v1
null
4
0
[ "LIN_FORM" ]
1
0.004
2026-02-08T16:17:37.463695Z
{ "verified": true, "answer": 225, "timestamp": "2026-02-08T16:17:37.467525Z" }
f37cfa
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 150, "completion_tokens": 3320 }, "timestamp": "2026-02-17T01:06:57.565Z", "answer": 225 }, { ...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V1", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
6dd006
alg_qf_psd_count_v1_601307018_4097
Let $S$ be the set of ordered pairs $(a_1, b_1)$ of positive integers with $1 \le a_1 \le 35$ and $1 \le b_1 \le 35$ such that $16 b_1^2 = \max\{ d \ge 1 : d \mid 332352 \text{ and } d^2 \le 332352 \}$. Let $B = |S|$. Let $T$ be the set of ordered pairs $(a_1, b_1)$ with $1 \le a_1 \le 35$, $1 \le b_1 \le B$, such that...
12
graphs = [ Graph( let={ "_c": Const(2), "_m": Const(16), "_n": Const(2), "result": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Const(468)), Geq(Var("b"), Const(1)), Leq(Var("b"), ...
NT
null
COUNT
sympy
QF_PSD_COUNT_LEQ
[ "B3_CLOSEST/QF_PSD_COUNT/QF_PSD_COUNT_LEQ" ]
b15f26
alg_qf_psd_count_v1
null
7
0
[ "B3_CLOSEST", "QF_PSD_COUNT", "QF_PSD_COUNT_LEQ" ]
3
2.969
2026-03-10T04:42:25.612241Z
{ "verified": true, "answer": 12, "timestamp": "2026-03-10T04:42:28.581464Z" }
7e8d35
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 348, "completion_tokens": 13094 }, "timestamp": "2026-03-29T10:57:49.031Z", "answer": 12 }, { "id...
1
[ { "lemma": "B3_CLOSEST", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "QF_PSD_COUNT", "status": "ok_later" }, { "lemma": "QF_PSD_COUNT_LEQ", "statu...
{ "lo": 1.19, "mid": 4.27, "hi": 6.7 }
9f36dc
modular_mod_compute_v1_1918700295_696
Let $T$ be the set of all positive integers $t$ such that $9 \leq t \leq 168$ and there exist positive integers $a$ and $b$ with $1 \leq a \leq 37$, $1 \leq b \leq 4$, and $t = 4a + 5b$. Let $n$ be the number of elements in $T$. Let $S$ be the set of all ordered pairs $(x,y)$ of positive integers such that $x + y = n$...
54,741
graphs = [ Graph( let={ "_m": Const(84339), "_n": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=37)), Geq(left=...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM/B1" ]
b32639
modular_mod_compute_v1
null
6
0
[ "B1", "LIN_FORM" ]
2
0.005
2026-02-08T03:23:19.922723Z
{ "verified": true, "answer": 54741, "timestamp": "2026-02-08T03:23:19.928119Z" }
cecd89
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 298, "completion_tokens": 3890 }, "timestamp": "2026-02-10T13:24:47.905Z", "answer": 54741 }, { ...
1
[ { "lemma": "B1", "status": "ok_later" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_SUM", "status": "no" }, ...
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
82a9c1
antilemma_sum_equals_v1_784195855_3439
Let $T$ be the set of all integers $t$ such that $8 \leq t \leq 52$ and $t = 3a + 5b$ for some integers $a$ and $b$ with $1 \leq a \leq 9$ and $1 \leq b \leq 5$. Let $n = |T|$. Define $S$ as the set of all ordered pairs $(i, j)$ of integers with $1 \leq i \leq 37$ and $1 \leq j \leq 37$ such that $i + j = n$. Compute t...
36
graphs = [ Graph( let={ "_n": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=9)), Geq(left=Var(name='b'), right=Const(value=...
COMB
GEOM
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM/COUNT_SUM_EQUALS", "COUNT_SUM_EQUALS" ]
ada383
antilemma_sum_equals_v1
null
4
0
[ "COUNT_SUM_EQUALS", "LIN_FORM" ]
2
0.008
2026-02-08T06:26:00.470019Z
{ "verified": true, "answer": 36, "timestamp": "2026-02-08T06:26:00.477656Z" }
14f995
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 255, "completion_tokens": 2643 }, "timestamp": "2026-02-24T06:11:34.128Z", "answer": 36 }, { "id"...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "LIN_F...
{ "lo": -2.46, "mid": 0.47, "hi": 3.59 }
405d88
nt_gcd_compute_v1_1439011603_372
Let $m = 3249$ and $n = 93563$. Let $S$ be the set of all ordered pairs $(x_1, y_1)$ of positive integers such that $x_1 y_1 = m$. Define $T$ as the set of all values of $x_1 + y_1$ where $(x_1, y_1) \in S$. Let $s$ be the minimum value in $T$. Now, let $U$ be the set of all ordered pairs $(x, y)$ of positive integers ...
19,495
graphs = [ Graph( let={ "_m": Const(3249), "_n": Const(93563), "a": Const(1005121), "b": Const(1623657), "result": GCD(a=Ref("a"), b=Ref("b")), "Q": Mod(value=Sub(MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), ...
NT
null
COMPUTE
sympy
B3
[ "B3/B1" ]
6cdf3d
nt_gcd_compute_v1
negation_mod
5
0
[ "B1", "B3" ]
2
0.003
2026-02-08T15:25:50.677288Z
{ "verified": true, "answer": 19495, "timestamp": "2026-02-08T15:25:50.680758Z" }
cfae10
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 252, "completion_tokens": 1308 }, "timestamp": "2026-02-16T06:29:40.496Z", "answer": 19495 }, ...
1
[ { "lemma": "B1", "status": "ok_later" }, { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, {...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
a37a3f
antilemma_sum_equals_v1_865884756_2153
Let $c = 118$. Let $m$ be the number of ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = c$. Let $n$ be the number of ordered pairs $(i, j)$ with $1 \leq i, j \leq 59$ such that $i + j = m$. Compute the number of ordered pairs $(i_1, j_1)$ with $1 \leq i_1, j_1 \leq 57$ such that $i_1 + j_1 = ...
57
graphs = [ Graph( let={ "_c": Const(118), "_m": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x1"), Var("x2")]), condition=And(IsPositive(arg=Var(name='x1')), IsPositive(arg=Var(name='x2')), IsOdd(arg=Var(name='x1')), IsOdd(arg=Var(name='x2')), Eq(Sum(Var("x1"), Var("x2")), ...
COMB
GEOM
COMPUTE
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS/COUNT_SUM_EQUALS", "COMB1/COUNT_SUM_EQUALS", "COUNT_SUM_EQUALS" ]
a57484
antilemma_sum_equals_v1
null
4
0
[ "COMB1", "COUNT_SUM_EQUALS" ]
2
0.114
2026-02-08T16:35:07.776878Z
{ "verified": true, "answer": 57, "timestamp": "2026-02-08T16:35:07.890904Z" }
c7b1a5
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 172, "completion_tokens": 1151 }, "timestamp": "2026-02-17T07:58:47.677Z", "answer": 57 }, { ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V7", "status":...
{ "lo": -2.38, "mid": 1.74, "hi": 6.59 }
9f1287
alg_poly_orbit_hensel_v1_601307018_3753
Let $N = (a^3 - 5a) \bmod 169$ and $M = (N^3 - 5N) \bmod 169$. Find the number of non-negative integers $a$ with $0 \le a \le 112553$ such that $M = a$ and $N \ne a$.
1,332
graphs = [ Graph( let={ "p1": Mod(value=Sum(Pow(Var("a"), Const(3)), Mul(Const(-5), Var("a"))), modulus=Const(169)), "p2": Mod(value=Sum(Pow(Ref("p1"), Const(3)), Mul(Const(-5), Ref("p1"))), modulus=Const(169)), "result": CountOverSet(set=SolutionsSet(var=Var("a"), condit...
ALG
null
COUNT
sympy
POLY_ORBIT_COUNT
[ "POLY_ORBIT_COUNT" ]
4ad965
alg_poly_orbit_hensel_v1
null
6
null
[ "POLY_ORBIT_COUNT" ]
1
0.034
2026-03-10T04:19:56.627622Z
{ "verified": true, "answer": 1332, "timestamp": "2026-03-10T04:19:56.661340Z" }
1360eb
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 184, "completion_tokens": 9827 }, "timestamp": "2026-03-29T09:54:14.918Z", "answer": 2 }, { "i...
0
[ { "lemma": "POLY_ORBIT_COUNT", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": 3.34, "mid": 5.77, "hi": 8.89 }
94958a
modular_sum_quadratic_residues_v1_1742523217_3703
Let $m = 514$. Let $d_{\text{max}}$ be the largest positive divisor $d$ of $268822$ such that $d \leq m$. Let $p$ be the number of positive integers $n$ such that $1 \leq n \leq d_{\text{max}}$ and the sum of the decimal digits of $n$ is divisible by $2$. Compute $\frac{p(p-1)}{4}$.
16,448
graphs = [ Graph( let={ "_m": Const(514), "_n": Const(2), "p": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), MaxOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(1)), Leq(Var("d"), Ref("_m")), Divid...
NT
null
SUM
sympy
MAX_DIVISOR
[ "MAX_DIVISOR/L3B" ]
fd7fc9
modular_sum_quadratic_residues_v1
null
5
0
[ "L3B", "MAX_DIVISOR" ]
2
0.004
2026-02-08T06:03:24.318961Z
{ "verified": true, "answer": 16448, "timestamp": "2026-02-08T06:03:24.322553Z" }
4308e6
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 138, "completion_tokens": 3058 }, "timestamp": "2026-02-12T18:41:37.261Z", "answer": 16448 }, ...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "L3B", "status": "ok_later" }, { "lemma": "MAX_DIVISOR", "status": "...
{ "lo": -3.51, "mid": 1.33, "hi": 6.56 }
829aab
nt_min_phi_inverse_v1_1520064083_10384
Let $S$ be the set of all prime numbers $n$ such that $2 \leq n \leq 113$. Let $m = |S|$. Define $T$ as the set of all positive integers $n$ such that $1 \leq n \leq m$ and $\phi(n) = 10$. Let $a$ be the smallest element of $T$. Let $B$ be the set of all ordered pairs $(x, y)$ of positive integers such that $x \cdot y ...
5,648
graphs = [ Graph( let={ "_n": Const(113), "upper": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Ref("_n")), IsPrime(Var("n"))))), "k": Const(10), "result": MinOverSet(set=SolutionsSet(var=Var("n"), condition=...
NT
null
EXTREMUM
sympy
B3
[ "B3", "COUNT_PRIMES" ]
50074e
nt_min_phi_inverse_v1
two_stage_modexp
7
0
[ "B3", "COUNT_PRIMES" ]
2
0.006
2026-02-08T11:22:35.402233Z
{ "verified": true, "answer": 5648, "timestamp": "2026-02-08T11:22:35.408695Z" }
e07f6d
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 222, "completion_tokens": 2555 }, "timestamp": "2026-02-14T13:25:12.065Z", "answer": 5648 }, {...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "ok" }, { "lemma": "K18", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V8", ...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
bcc259
antilemma_k3_v1_1520064083_3122
Let $S$ be the set of all real numbers $x$ such that $x^2 - 3582x + 152177 = 0$. Let $n$ be the sum of $\phi(d)$ over all positive divisors $d$ of the sum of the elements of $S$. Compute the remainder when $37331n$ is divided by $53142$.
14,370
graphs = [ Graph( let={ "x": SumOverDivisors(n=SumOverSet(set=SolutionsSet(var=Var(name='x'), condition=Eq(left=Sum(Pow(base=Var(name='x'), exp=Const(value=2)), Mul(Const(value=-3582), Var(name='x')), Const(value=152177)), right=Const(value=0)))), var='d', expr=EulerPhi(n=Var(name='d'))), ...
NT
COMB
COMPUTE
sympy
VIETA_SUM
[ "VIETA_SUM/K3", "K3" ]
78a626
antilemma_k3_v1
null
6
0
[ "K3", "VIETA_SUM" ]
2
0.001
2026-02-08T05:28:46.108833Z
{ "verified": true, "answer": 14370, "timestamp": "2026-02-08T05:28:46.109823Z" }
c45750
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 125, "completion_tokens": 1749 }, "timestamp": "2026-02-12T09:22:11.380Z", "answer": 14370 }, ...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "LTE_SUM", "status": "no" }, { "le...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
ac512f
nt_num_divisors_compute_v1_1915831931_2464
Let $n$ be the number of prime numbers $p$ such that $2 \leq p \leq 4019$. Compute the number of positive divisors of $n$.
8
graphs = [ Graph( let={ "_n": Const(4019), "n": CountOverSet(set=SolutionsSet(var=Var("n1"), condition=And(Geq(Var("n1"), Const(2)), Leq(Var("n1"), Ref("_n")), IsPrime(Var("n1"))))), "result": NumDivisors(n=Ref("n")), }, goal=Ref("result"), ) ]
NT
null
COMPUTE
sympy
LIN_FORM
[ "COUNT_PRIMES" ]
07c874
nt_num_divisors_compute_v1
null
4
0
[ "COUNT_PRIMES", "LIN_FORM" ]
2
0.047
2026-02-08T16:51:10.533422Z
{ "verified": true, "answer": 8, "timestamp": "2026-02-08T16:51:10.580415Z" }
933a77
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 83, "completion_tokens": 3042 }, "timestamp": "2026-02-17T15:17:48.674Z", "answer": 8 }, { ...
1
[ { "lemma": "COUNT_PRIMES", "status": "ok" }, { "lemma": "K18", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "n...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
ff8f2b
nt_count_intersection_v1_1125832087_1208
Let $S$ be the set of all ordered pairs $(x,y)$ of positive integers such that $xy = 6250000$. Define $N$ to be the minimum value of $x + y$ over all such pairs. Let $a = 9$ and $b = 16$. Compute the number of positive integers $n$ such that $1 \leq n \leq N$, $a$ divides $n$, and $\gcd(n, b) = 1$.
278
graphs = [ Graph( let={ "N": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(6250000)))), expr=Sum(Var("x"), Var("y")))), "a": Const(9), ...
NT
null
COUNT
sympy
B3
[ "B3" ]
0cd20d
nt_count_intersection_v1
null
5
0
[ "B3" ]
1
0.167
2026-02-08T03:36:47.609643Z
{ "verified": true, "answer": 278, "timestamp": "2026-02-08T03:36:47.776312Z" }
b94602
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 213, "completion_tokens": 1509 }, "timestamp": "2026-02-10T15:09:28.576Z", "answer": 278 }, { "id...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" } ]
{ "lo": -3.46, "mid": 1.03, "hi": 5.49 }
224580
antilemma_k3_v1_1520064083_7168
Let $n = 98305$. Compute the sum of $\phi(d)$ over all positive divisors $d$ of $n$, where $\phi$ denotes Euler's totient function.
98,305
graphs = [ Graph( let={ "x": SumOverDivisors(n=Const(value=98305), var='d', expr=EulerPhi(n=Var(name='d'))), }, goal=Ref("x"), ) ]
NT
COMB
COMPUTE
sympy
K3
[ "K3" ]
54c41e
antilemma_k3_v1
null
3
0
[ "K3" ]
1
0.001
2026-02-08T08:49:33.093577Z
{ "verified": true, "answer": 98305, "timestamp": "2026-02-08T08:49:33.094337Z" }
fec3b6
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 84, "completion_tokens": 1666 }, "timestamp": "2026-02-13T21:57:20.592Z", "answer": 98305 }, {...
1
[ { "lemma": "K15", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "L3b", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V1", "status": "no" } ]
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
618cc4
comb_sum_binomial_row_v1_124444284_943
Let $n = 12$. Define $S$ to be the set of all positive integers $p$ for which there exists a positive integer $q$ such that $p \cdot q = 36$, $\gcd(p, q) = 1$, and $p < q$. Let $r = |S|$. Compute the remainder when $44121 \cdot r^{12}$ is divided by $96412$.
43,528
graphs = [ Graph( let={ "_n": Const(44121), "n": Const(12), "result": Pow(CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), Var(name='q')), right=Const(value=36)), Eq...
NT
null
SUM
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
comb_sum_binomial_row_v1
null
4
0
[ "COPRIME_PAIRS" ]
1
0.001
2026-02-08T03:36:24.737117Z
{ "verified": true, "answer": 43528, "timestamp": "2026-02-08T03:36:24.738152Z" }
6f52a2
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 200, "completion_tokens": 1536 }, "timestamp": "2026-02-10T00:24:03.692Z", "answer": 43528 }, { "...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -3.53, "mid": 1.02, "hi": 5.49 }
833452
diophantine_fbi2_min_v1_2051736721_4320
Let $k$ be the smallest possible value of $x + y$ where $x$ and $y$ are positive integers such that $xy = 32400$. Let $d$ be a positive integer satisfying $7 \leq d \leq 370$, $d$ divides $k$, and $\frac{k}{d} \geq 5$. Define $r$ to be the smallest such $d$. Compute the value of $\sum_{n=1}^{r} \phi(n)$, where $\phi(n)...
22
graphs = [ Graph( let={ "k": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(32400)))), expr=Sum(Var("x"), Var("y")))), "upper": Const(37...
NT
null
EXTREMUM
sympy
C2
[ "B3" ]
0cd20d
diophantine_fbi2_min_v1
null
4
0
[ "B3", "C2" ]
2
0.103
2026-02-08T17:54:54.449672Z
{ "verified": true, "answer": 22, "timestamp": "2026-02-08T17:54:54.552585Z" }
ce0dd4
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 176, "completion_tokens": 1289 }, "timestamp": "2026-02-18T10:05:01.421Z", "answer": 22 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
e0d2ce_n
alg_sum_ap_v1_1218484723_7711
A delivery service packs boxes with combinations of two types of items: Type A (5 units per item) and Type B (2 units per item). Each shipment uses between 1 and 711 Type A items and between 1 and 2733 Type B items. The total unit count of a shipment is $t = 5a + 2b$, and only shipments with between 7 and 9021 units ar...
3,779
ALG
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
alg_sum_ap_v1
null
4
null
[ "LIN_FORM" ]
1
0.037
2026-02-25T09:13:47.201119Z
null
c1de1f
e0d2ce
narrative
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 251, "completion_tokens": 23941 }, "timestamp": "2026-03-31T02:59:36.676Z", "answer": 3779 }, { "...
1
[ { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": 1.5, "mid": 4.69, "hi": 7.23 }
8c4107
nt_lcm_compute_v1_1439011603_2485
Let $a = 1375$ and let $$b = \sum_{k=1}^{32} \varphi(k) \left\lfloor \frac{32}{k} \right\rfloor,$$ where $\varphi(k)$ denotes Euler's totient function. Compute $\text{lcm}(a, b)$.
66,000
graphs = [ Graph( let={ "a": Const(1375), "b": Summation(var="k", start=Const(1), end=Const(32), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Const(32), Var("k"))))), "result": LCM(a=Ref("a"), b=Ref("b")), }, goal=Ref("result"), ) ]
NT
null
COMPUTE
sympy
K2
[ "K2" ]
6897ab
nt_lcm_compute_v1
null
3
0
[ "K2" ]
1
0.002
2026-02-08T16:49:58.246546Z
{ "verified": true, "answer": 66000, "timestamp": "2026-02-08T16:49:58.248794Z" }
b07d79
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 111, "completion_tokens": 776 }, "timestamp": "2026-02-17T13:29:27.163Z", "answer": 66000 }, {...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "K5", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
c49d68
alg_qf_psd_orbit_v1_1218484723_2960
Let $V$ be the number of integers $v$ with $13 \leq v \leq 1105$ for which there exist integers $a, b$ with $1 \leq a, b \leq 8$ such that $17a^2 - 24ab + 20b^2 = v$. Find the number of ordered triples $(a, b, c)$ of positive integers with $1 \leq a \leq b \leq c \leq 34$ such that $$ V \cdot c^2 + 60a^2 + 60b^2 + 68ab...
5
graphs = [ Graph( let={ "_n": Const(34), "result": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b"), Var("c")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Const(34)), Geq(Var("b"), Const(1)), Leq(Var("b"), Ref("_n")), Geq(Var("c"), Const(1)), Leq(Var("c...
ALG
null
COUNT
sympy
QF_PSD_DISTINCT
[ "QF_PSD_DISTINCT" ]
a8f9cb
alg_qf_psd_orbit_v1
null
6
0
[ "QF_PSD_DISTINCT" ]
1
13.46
2026-02-25T04:42:03.096746Z
{ "verified": true, "answer": 5, "timestamp": "2026-02-25T04:42:16.556975Z" }
a3ec1b
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 260, "completion_tokens": 32768 }, "timestamp": "2026-03-29T07:34:14.780Z", "answer": null }, { ...
1
[ { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_DISTINCT", "status": "ok" } ]
{ "lo": 3.81, "mid": 6.33, "hi": 9.49 }
d18cf9
nt_euler_phi_compute_v1_349078426_493
Let $n = 44944$. Define $\phi(n)$ to be the number of positive integers less than or equal to $n$ that are relatively prime to $n$. Let $c$ be the number of ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = 14494$. Compute the remainder when $c \cdot \phi(n)$ is divided by $96312$.
248
graphs = [ Graph( let={ "_n": Const(96312), "n": Const(44944), "result": EulerPhi(n=Ref("n")), "_c": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x1"), Var("x2")]), condition=And(IsPositive(arg=Var(name='x1')), IsPositive(arg=Var(name='x2')), IsOdd(a...
NT
null
COMPUTE
sympy
COMB1
[ "COMB1" ]
54ff32
nt_euler_phi_compute_v1
affine_mod
3
0
[ "COMB1" ]
1
0.003
2026-02-08T13:06:08.049133Z
{ "verified": true, "answer": 248, "timestamp": "2026-02-08T13:06:08.051846Z" }
6b65ca
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 140, "completion_tokens": 2955 }, "timestamp": "2026-02-15T09:26:22.657Z", "answer": 248 }, { ...
1
[ { "lemma": "COMB1", "status": "ok" }, { "lemma": "K13", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
dfce10
antilemma_sum_equals_v1_1742523217_3436
Let $x$ be the number of ordered pairs $(i, j)$ of positive integers such that $1 \leq i \leq 100$, $1 \leq j \leq 100$, and $i + j = 101$. Compute the remainder when $$ (x \bmod 317) + 7001 \cdot (x \bmod 313) $$ is divided by $60730$.
32,170
graphs = [ Graph( let={ "x": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Const(101)), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(100)), right=IntegerRange(start=Const(1), end=Const(100))))), "Q...
COMB
GEOM
COMPUTE
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS" ]
75ab0f
antilemma_sum_equals_v1
null
2
0
[ "COUNT_SUM_EQUALS" ]
1
0.003
2026-02-08T05:52:01.313302Z
{ "verified": true, "answer": 32170, "timestamp": "2026-02-08T05:52:01.315865Z" }
b376c9
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 201, "completion_tokens": 32768 }, "timestamp": "2026-02-24T04:53:20.977Z", "answer": null }, { ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status":...
{ "lo": -2.46, "mid": 0.47, "hi": 3.59 }
037949
comb_count_derangements_v1_48377204_2249
Let $n$ be the number of positive integers $p$ such that there exists a positive integer $q > p$ with $pq = 154350$ and $\gcd(p, q) = 1$. Let $D_n$ denote the number of derangements of $n$ elements. Compute the remainder when $26265 \cdot D_n$ is divided by $55583$.
7,498
graphs = [ Graph( let={ "_n": Const(26265), "n": CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), Var(name='q')), right=Const(value=154350)), Eq(left=GCD(a=Var(name='p'), b=Var(...
NT
COMB
COUNT
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
comb_count_derangements_v1
null
5
0
[ "COPRIME_PAIRS" ]
1
0.002
2026-02-08T16:41:37.650788Z
{ "verified": true, "answer": 7498, "timestamp": "2026-02-08T16:41:37.653105Z" }
f730c1
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 127, "completion_tokens": 2401 }, "timestamp": "2026-02-17T09:19:46.394Z", "answer": 7498 }, {...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V5", "status": "n...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
ab4315
diophantine_fbi2_count_v1_1915831931_2962
Let $P$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 57600$. For each pair $(x, y)$ in $P$, compute $x + y$. Let $k$ be the minimum value among all such sums. Let $T$ be the set of positive integers $d$ such that $3 \leq d \leq 123$, $d$ divides $k$, and $4 \leq \frac{k}{d} \leq 124$. C...
18
graphs = [ Graph( let={ "_n": Const(4), "k": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(57600)))), expr=Sum(Var("x"), Var("y")))), ...
NT
null
COUNT
sympy
C5
[ "B3" ]
0cd20d
diophantine_fbi2_count_v1
null
4
0
[ "B3", "C5" ]
2
0.14
2026-02-08T17:16:23.434413Z
{ "verified": true, "answer": 18, "timestamp": "2026-02-08T17:16:23.574348Z" }
8f9e29
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 163, "completion_tokens": 1721 }, "timestamp": "2026-02-17T22:38:31.639Z", "answer": 18 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
fb587c
modular_count_residue_v1_784195855_6332
Let $m = \sum_{k=1}^{7} \phi(k) \left\lfloor \frac{7}{k} \right\rfloor$, where $\phi$ denotes Euler's totient function. Determine the number of positive integers $n$ such that $1 \leq n \leq 32400$ and $n \equiv 8 \pmod{m}$. Find the value of this count.
1,157
graphs = [ Graph( let={ "upper": Const(32400), "m": Summation(var="k", start=Const(1), end=Const(7), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Const(7), Var("k"))))), "r": Const(8), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"...
NT
null
COUNT
sympy
K2
[ "K2" ]
6897ab
modular_count_residue_v1
null
5
0
[ "K2" ]
1
1.398
2026-02-08T08:35:17.212137Z
{ "verified": true, "answer": 1157, "timestamp": "2026-02-08T08:35:18.610216Z" }
9bad89
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 131, "completion_tokens": 1095 }, "timestamp": "2026-02-13T19:59:51.570Z", "answer": 1157 }, {...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -5.55, "mid": -3.01, "hi": 0.32 }
a957f2
nt_count_gcd_equals_v1_1520064083_9391
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 17909824$. Define $\alpha$ to be the minimum value of $x + y$ as $(x, y)$ ranges over $S$. Let $d$ be the sum of all positive integers $x$ such that $x^2 - 277x + 9082 = 0$. Determine the value of $\beta$, where $\beta$ is the number ...
959
graphs = [ Graph( let={ "_m": Const(2), "_n": Const(2), "upper": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(17909824))))...
NT
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM", "VIETA_SUM", "B3" ]
8cbb22
nt_count_gcd_equals_v1
quadratic_mod
7
0
[ "B3", "LIN_FORM", "VIETA_SUM" ]
3
0.657
2026-02-08T10:42:52.590420Z
{ "verified": true, "answer": 959, "timestamp": "2026-02-08T10:42:53.247260Z" }
d5256b
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 251, "completion_tokens": 2432 }, "timestamp": "2026-02-14T08:12:47.100Z", "answer": 959 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "K16", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { ...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
6e34de
sequence_count_fib_divisible_v1_865884756_3528
Let $d$ be the minimum value of $x + y$ over all ordered pairs of positive integers $(x, y)$ such that $xy = 9$. Compute the number of positive integers $n$ such that $1 \leq n \leq 787$ and $d$ divides the $n$-th Fibonacci number.
65
graphs = [ Graph( let={ "upper": Const(787), "d": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(9)))), expr=Sum(Var("x"), Var("y")))), ...
NT
null
COUNT
sympy
SUM_DIVISIBLE
[ "B3" ]
0cd20d
sequence_count_fib_divisible_v1
null
6
0
[ "B3", "SUM_DIVISIBLE" ]
2
0.142
2026-02-08T17:29:51.894223Z
{ "verified": true, "answer": 65, "timestamp": "2026-02-08T17:29:52.036103Z" }
9732dd
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 115, "completion_tokens": 1750 }, "timestamp": "2026-02-18T02:42:30.331Z", "answer": 65 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V8_SUM", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
1ac037
geo_count_lattice_rect_v1_865884756_2488
Let $a = 111$ and $b = 239$. Define $\text{result}$ to be the number of lattice points in the rectangle $[0, a] \times [0, b]$, including the boundaries. Compute $68644 - \text{result}$.
41,764
graphs = [ Graph( let={ "a": Const(111), "b": Const(239), "result": LatticePointsRect(a=Ref(name='a'), b=Ref(name='b')), "Q": Sub(Const(68644), Ref("result")), }, goal=Ref("Q"), ) ]
GEOM
null
COUNT
sympy
[]
geo_count_lattice_rect_v1
null
4
0
null
null
0.004
2026-02-08T16:47:30.143536Z
{ "verified": true, "answer": 41764, "timestamp": "2026-02-08T16:47:30.147157Z" }
cda6f4
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 105, "completion_tokens": 636 }, "timestamp": "2026-02-17T11:47:44.821Z", "answer": 41764 }, {...
1
[]
{ "lo": -8, "mid": -4.75, "hi": -2.28 }
e202b1
nt_count_divisible_v1_1125832087_453
Let $S$ be the set of all ordered pairs of positive integers $(x, y)$ such that $x + y = 18$. Let $P$ be the maximum value of $xy$ over all $(x, y) \in S$. Let $T$ be the set of all ordered pairs of positive integers $(x, y)$ such that $xy = P$. Let $d$ be the minimum value of $x + y$ over all $(x, y) \in T$. Compute t...
2,005
graphs = [ Graph( let={ "_n": Const(18), "upper": Const(36100), "divisor": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), MaxOverS...
NT
null
COUNT
sympy
B1
[ "B1/B3" ]
80b49d
nt_count_divisible_v1
null
5
0
[ "B1", "B3" ]
2
1.151
2026-02-08T03:06:49.491112Z
{ "verified": true, "answer": 2005, "timestamp": "2026-02-08T03:06:50.641634Z" }
a3f84e
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 244, "completion_tokens": 867 }, "timestamp": "2026-02-10T13:01:06.900Z", "answer": 2005 }, { "id...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "B3", "status": "ok_later" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lem...
{ "lo": -5.55, "mid": -3.02, "hi": 0.3 }
747611
antilemma_k3_v1_717093673_704
Let $n = 82603$. Compute $$\sum_{d \mid n} \phi(d),$$ where the sum is taken over all positive divisors $d$ of $n$, and $\phi(d)$ denotes Euler's totient function.
82,603
graphs = [ Graph( let={ "_n": Const(82603), "x": SumOverDivisors(n=Ref(name='_n'), var='d', expr=EulerPhi(n=Var(name='d'))), }, goal=Ref("x"), ) ]
NT
COMB
COMPUTE
sympy
K3
[ "K3" ]
54c41e
antilemma_k3_v1
null
3
0
[ "K3" ]
1
0.001
2026-02-08T15:36:39.708823Z
{ "verified": true, "answer": 82603, "timestamp": "2026-02-08T15:36:39.710099Z" }
d8fb44
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 113, "completion_tokens": 574 }, "timestamp": "2026-02-16T06:13:09.589Z", "answer": 82608 }, { "id": 11,...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V8", "status": "no"...
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
fd6d22
geo_count_lattice_triangle_v1_1125832087_109
Consider the triangle with vertices at $(0, 0)$, $(144, 4)$, and $(34, 139)$. Let $A$ be twice the area of this triangle. Let $B$ be the sum of the greatest common divisors of the absolute values of the differences in coordinates along each side: - $\gcd(|144|, |4|)$, - $\gcd(|34 - 144|, |139 - 4|)$, - $\gcd(|0 - 34|, ...
9,936
graphs = [ Graph( let={ "area_2x": Abs(arg=Sum(Mul(Const(value=144), Const(value=139)), Mul(Const(value=34), Sub(left=Const(value=0), right=Const(value=4))))), "boundary": Sum(GCD(a=Abs(arg=Const(value=144)), b=Abs(arg=Const(value=4))), GCD(a=Abs(arg=Sub(left=Const(value=34), right=C...
ALG
NT
COUNT
sympy
[]
geo_count_lattice_triangle_v1
null
5
0
null
null
0.003
2026-02-08T02:52:22.656702Z
{ "verified": true, "answer": 9936, "timestamp": "2026-02-08T02:52:22.659483Z" }
7536e4
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 241, "completion_tokens": 1027 }, "timestamp": "2026-02-10T11:43:15.264Z", "answer": 9936 }, { "i...
1
[]
{ "lo": -4.35, "mid": -2.1, "hi": 0.01 }
15a44f_l
comb_count_permutations_fixed_v1_717093673_3743
Let $n = 9$ and let $k$ be the number of nonnegative integers $j$ such that $0 \leq j \leq 1088$ and $\binom{1088}{j}$ is odd. Compute $\binom{n}{k} \cdot !(n - k)$, where $!m$ denotes the number of derangements of $m$ elements.
0
COMB
null
COUNT
sympy
V8
[ "V8" ]
86348e
comb_count_permutations_fixed_v1
null
6
0
[ "V8" ]
1
0.003
2026-02-08T17:49:38.616387Z
{ "verified": false, "answer": 5544, "timestamp": "2026-02-08T17:49:38.619000Z" }
3f3c8b
15a44f
legacy_text
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 126, "completion_tokens": 1230 }, "timestamp": "2026-02-18T08:55:01.627Z", "answer": 5544 }, {...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V8", "status": "ok" } ]
{ "lo": -2.38, "mid": 1.74, "hi": 6.59 }
34b26b
comb_sum_binomial_row_v1_168721529_158
Let $P$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 324$. Let $s$ be the minimum value of $x + y$ as $(x, y)$ ranges over $P$. Now, let $Q$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = s$. Let $n$ be the minimum value of $x + y$ as $(x, y)$ ranges over ...
59,782
graphs = [ Graph( let={ "_n": Const(90937), "n": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), MinOverSet(set=MapOverSet(set=SolutionsSet(var...
NT
null
SUM
sympy
B3
[ "B3/B3" ]
8ffef9
comb_sum_binomial_row_v1
null
4
0
[ "B3" ]
1
0.003
2026-02-08T12:52:11.661214Z
{ "verified": true, "answer": 59782, "timestamp": "2026-02-08T12:52:11.664458Z" }
a66489
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 241, "completion_tokens": 1854 }, "timestamp": "2026-02-09T02:04:30.847Z", "answer": 59782 }, { "...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "K16", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -5.3, "mid": -2.04, "hi": 1.84 }
368c0d
nt_count_gcd_equals_v1_784195855_67
Let $d$ be the minimum value of $x + y$ over all ordered pairs $(x, y)$ of positive integers such that $xy = 36$. Determine the number of positive integers $n$ at most $7396$ such that $\gcd(n, 396) = d$.
373
graphs = [ Graph( let={ "_n": Const(36), "upper": Const(7396), "k": Const(396), "d": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"...
NT
null
COUNT
sympy
LIN_FORM
[ "B3" ]
0cd20d
nt_count_gcd_equals_v1
null
4
0
[ "B3", "LIN_FORM" ]
2
2.932
2026-02-08T02:56:49.004656Z
{ "verified": true, "answer": 373, "timestamp": "2026-02-08T02:56:51.936505Z" }
f6771f
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 172, "completion_tokens": 1673 }, "timestamp": "2026-02-10T11:54:55.513Z", "answer": 373 }, { "id...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -0.91, "mid": 1.09, "hi": 2.86 }
b7b5a6
sequence_lucas_compute_v1_458359167_3130
Let $m = 2$, and let $N$ be the sum of all prime numbers $n$ such that $m \leq n \leq 23$. Let $n$ be the minimum value of $x + y$ where $x$ and $y$ are positive integers such that $xy = N$. Compute the $n$-th Lucas number, where the Lucas sequence is defined by $L_1 = 1$, $L_2 = 3$, and $L_k = L_{k-1} + L_{k-2}$ for $...
15,127
graphs = [ Graph( let={ "_m": Const(2), "_n": SumOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Ref("_m")), Leq(Var("n"), Const(23)), IsPrime(Var("n"))))), "n": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condit...
NT
null
COMPUTE
sympy
SUM_PRIMES
[ "SUM_PRIMES/B3" ]
dc18e5
sequence_lucas_compute_v1
null
4
0
[ "B3", "SUM_PRIMES" ]
2
0.002
2026-02-08T06:59:19.123274Z
{ "verified": true, "answer": 15127, "timestamp": "2026-02-08T06:59:19.125000Z" }
28a636
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 171, "completion_tokens": 981 }, "timestamp": "2026-02-13T07:02:32.778Z", "answer": 15127 }, {...
1
[ { "lemma": "B3", "status": "ok_later" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_MUL", "...
{ "lo": -5.55, "mid": -3.01, "hi": 0.32 }
b4aea7
comb_count_partitions_v1_124444284_841
Let $ n $ be the number of integers $ t $ such that $ 18 \leq t \leq 106 $ and there exist positive integers $ a \leq 16 $ and $ b \leq 3 $ satisfying $ t = 4a + 14b $. Let $ Q $ be the number of integer partitions of $ n $. Compute $ Q $.
31,185
graphs = [ Graph( let={ "n": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=16)), Geq(left=Var(name='b'), right=Const(value=...
COMB
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
comb_count_partitions_v1
null
5
0
[ "LIN_FORM" ]
1
0.002
2026-02-08T03:32:55.041707Z
{ "verified": true, "answer": 31185, "timestamp": "2026-02-08T03:32:55.044122Z" }
4377f0
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 189, "completion_tokens": 3340 }, "timestamp": "2026-02-09T22:53:48.973Z", "answer": 53174 }, { ...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ...
{ "lo": 1.97, "mid": 4.36, "hi": 6.69 }
a5ffe9
geo_count_lattice_triangle_v1_124444284_9919
Let $A$ be the area of a triangle with vertices at $(0,0)$, $(256,300)$, and $(43,121)$, multiplied by 2. Let $B$ be the sum of the greatest common divisors of the absolute values of the differences in coordinates along each side of the triangle. Specifically, $$ B = \gcd(256, 300) + \gcd(|43 - 256|, |y - 300|) + \gcd...
9,036
graphs = [ Graph( let={ "_n": Const(121), "area_2x": Abs(arg=Sum(Mul(Const(value=256), Const(value=121)), Mul(Const(value=43), Sub(left=Const(value=0), right=Const(value=300))))), "boundary": Sum(GCD(a=Abs(arg=Const(value=256)), b=Abs(arg=Const(value=300))), GCD(a=Abs(arg...
ALG
NT
COUNT
sympy
B1
[ "B1" ]
5b950e
geo_count_lattice_triangle_v1
null
7
0
[ "B1" ]
1
0.007
2026-02-08T12:43:38.882556Z
{ "verified": true, "answer": 9036, "timestamp": "2026-02-08T12:43:38.889185Z" }
5266d5
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 196, "completion_tokens": 918 }, "timestamp": "2026-02-15T04:32:02.418Z", "answer": 9036 }, { ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
6c6ab8
algebra_quadratic_discriminant_v1_784195855_8931
Let $a = 5$, $b = 2$, and $c = -2$. Define $D = b^2 - 4ac$. Let $r$ be the sum of $2$ times the indicator that $D > 0$ and the indicator that $D = 0$. Let $p$ be the largest prime number at most 12. Compute the Bell number of the absolute value of $r$ modulo $p$.
2
graphs = [ Graph( let={ "_n": Const(2), "a": Const(5), "b": Const(2), "c": Const(-2), "D": Sub(Pow(Ref("b"), Ref("_n")), Mul(Const(4), Ref("a"), Ref("c"))), "result": Sum(Mul(Const(2), Iverson(condition=Gt(Ref("D"), Const(0)))), Iverson...
NT
COMB
COMPUTE
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW" ]
88ea9c
algebra_quadratic_discriminant_v1
bell_mod
3
0
[ "MAX_PRIME_BELOW" ]
1
0.042
2026-02-08T16:25:33.158664Z
{ "verified": true, "answer": 2, "timestamp": "2026-02-08T16:25:33.200228Z" }
5bd1ed
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 150, "completion_tokens": 458 }, "timestamp": "2026-02-16T07:24:44.619Z", "answer": 75 }, { "id": 11, ...
1
[ { "lemma": "K15", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
9869e2
nt_count_coprime_and_v1_1978505735_7618
Let $k_1$ be the number of positive integers $p$ for which there exists a positive integer $q$ such that $p \cdot q = 44100$, $\gcd(p, q) = 1$, and $p < q$. Let $k_2 = 9$. Determine the value of the number of positive integers $n \leq 45672$ such that $\gcd(n, k_1) = 1$ and $\gcd(n, k_2) = 1$.
15,224
graphs = [ Graph( let={ "upper": Const(45672), "k1": CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), Var(name='q')), right=Const(value=44100)), Eq(left=GCD(a=Var(name='p'), b=V...
NT
null
COUNT
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
nt_count_coprime_and_v1
null
6
0
[ "COPRIME_PAIRS" ]
1
4.114
2026-02-08T20:21:49.376358Z
{ "verified": true, "answer": 15224, "timestamp": "2026-02-08T20:21:53.490627Z" }
2902d5
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 153, "completion_tokens": 4914 }, "timestamp": "2026-02-19T00:24:24.291Z", "answer": 15224 }, ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "K5", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V1", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
fb70af
comb_sum_binomial_row_v1_1470522791_1872
Let $n$ be the number of integers $t$ with $15 \leq t \leq 60$ for which there exist integers $a$ and $b$, each between 1 and 4 inclusive, such that $t = 9a + 6b$. Let $d_{\max}$ be the largest positive divisor of 6 that is at most 2. Compute $d_{\max}^n$, and let $Q$ be the remainder when $95693$ times this value is d...
37,442
graphs = [ Graph( let={ "_n": Const(95693), "n": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=4)), Geq(left=Va...
NT
null
SUM
sympy
MAX_DIVISOR
[ "MAX_DIVISOR", "LIN_FORM" ]
35b5d8
comb_sum_binomial_row_v1
null
3
0
[ "LIN_FORM", "MAX_DIVISOR" ]
2
0.002
2026-02-08T14:02:33.261043Z
{ "verified": true, "answer": 37442, "timestamp": "2026-02-08T14:02:33.263442Z" }
3cb1d7
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 163, "completion_tokens": 1896 }, "timestamp": "2026-02-15T23:49:34.998Z", "answer": 37442 }, ...
1
[ { "lemma": "DS2", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MAX_DIVISOR", "status": "ok" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
be0db7
antilemma_sum_equals_v1_458359167_2931
Let $x$ be the number of ordered pairs $(i, j)$ of integers with $1 \leq i \leq 20$ and $1 \leq j \leq 20$ such that $i + j = 22$. Let $Q$ be the remainder when $x$ times the number of ordered pairs $(x_1, x_2)$ of positive odd integers satisfying $x_1 + x_2 = 17942$ is divided by 65547. Find the value of $Q$.
39,355
graphs = [ Graph( let={ "_n": Const(22), "x": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Ref("_n")), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(20)), right=IntegerRange(start=Const(1), end=Con...
COMB
GEOM
COMPUTE
sympy
COMB1
[ "COMB1", "COUNT_SUM_EQUALS" ]
a8cbfb
antilemma_sum_equals_v1
affine_mod
4
0
[ "COMB1", "COUNT_SUM_EQUALS" ]
2
0.009
2026-02-08T06:50:32.971688Z
{ "verified": true, "answer": 39355, "timestamp": "2026-02-08T06:50:32.980784Z" }
4f3fab
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 221, "completion_tokens": 1304 }, "timestamp": "2026-02-24T07:10:32.361Z", "answer": 39355 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V7", "status":...
{ "lo": -0.06, "mid": 2.89, "hi": 5.27 }
9c2db1
comb_count_derangements_v1_1419126231_687
Let $D_n$ denote the number of derangements of $n$ elements. Let $M$ be the number of non-negative integers $a$ with $0 \leq a \leq 9408$ such that $\left(a^{2} - 4451 \bmod 9409\right)^{2} - 4451 \bmod 9409 = a$ and $a^{2} - 4451 \bmod 9409 \neq a$. Let $n = \sum_{k=0}^{2} M^{k}$. Compute the remainder when $12423 \cd...
45,210
graphs = [ Graph( let={ "_m": Const(50744), "_n": CountOverSet(set=SolutionsSet(var=Var("a"), condition=And(Geq(Var("a"), Const(0)), Leq(Var("a"), Const(9408)), Eq(Mod(value=Sum(Pow(Mod(value=Sum(Pow(Var("a"), Const(2)), Const(-4451)), modulus=Const(9409)), Const(2)), Const(-4451)), ...
COMB
null
COUNT
sympy
POLY_ORBIT_HENSEL
[ "POLY_ORBIT_HENSEL/SUM_GEOM" ]
8a1734
comb_count_derangements_v1
null
5
0
[ "POLY_ORBIT_HENSEL", "SUM_GEOM" ]
2
0.002
2026-02-25T10:09:33.602456Z
{ "verified": true, "answer": 45210, "timestamp": "2026-02-25T10:09:33.604462Z" }
e4bd9b
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 250, "completion_tokens": 32768 }, "timestamp": "2026-03-30T09:40:49.165Z", "answer": null }, { ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "POLY_ORBIT_HENSEL", "status": "ok" }, { "lemma": "SUM_GEOM", "status": "ok_later" }, { "lemma": "V8", ...
{ "lo": 1.5, "mid": 4.69, "hi": 7.23 }
ab4a79
comb_count_permutations_fixed_v1_238844314_664
Let $n$ be the minimum value of $x + y$ over all ordered pairs $(x, y)$ of positive integers such that $xy = 81$. Let $m$ be the number of ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = n$. Compute $\binom{m}{6} \cdot !(m - 6)$, where $!k$ denotes the number of derangements of $k$ elements.
168
graphs = [ Graph( let={ "_n": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(81)))), expr=Sum(Var("x"), Var("y")))), "n": CountOverSet(s...
COMB
null
COUNT
sympy
B3
[ "B3/COMB1" ]
e26f7e
comb_count_permutations_fixed_v1
null
6
0
[ "B3", "COMB1" ]
2
0.003
2026-02-08T13:29:32.656726Z
{ "verified": true, "answer": 168, "timestamp": "2026-02-08T13:29:32.659800Z" }
66b18b
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 216, "completion_tokens": 933 }, "timestamp": "2026-02-24T18:36:03.067Z", "answer": 168 }, { "id"...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COMB1", "status": "ok_later" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "V7", "...
{ "lo": -7.18, "mid": -5, "hi": -3.01 }
454c98
comb_binomial_compute_v1_655260480_5577
Let $n$ be the largest prime number satisfying $2 \leq n \leq 16$. Let $k = 5$. Compute $\binom{n}{k}$.
1,287
graphs = [ Graph( let={ "_n": Const(2), "n": MaxOverSet(set=SolutionsSet(var=Var("n1"), condition=And(Geq(Var("n1"), Ref("_n")), Leq(Var("n1"), Const(16)), IsPrime(Var("n1"))))), "k": Const(5), "result": Binom(n=Ref("n"), k=Ref("k")), }, goal=R...
NT
null
COMPUTE
sympy
LIN_FORM
[ "MAX_PRIME_BELOW" ]
dc3ad3
comb_binomial_compute_v1
null
3
0
[ "LIN_FORM", "MAX_PRIME_BELOW" ]
2
0.033
2026-02-08T18:34:07.481394Z
{ "verified": true, "answer": 1287, "timestamp": "2026-02-08T18:34:07.514516Z" }
a79e0e
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 92, "completion_tokens": 437 }, "timestamp": "2026-02-16T12:25:39.718Z", "answer": 1287 }, { "id": 11, ...
2
[ { "lemma": "C2", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -10, "mid": -7.27, "hi": -4.54 }
d4fa4c
comb_count_surjections_v1_1915831931_2046
Let $ k $ be the number of ordered pairs $ (i, j) $ of integers such that $ 1 \leq i \leq 4 $, $ 1 \leq j \leq 4 $, and $ i + j = 6 $. Compute $ k! \cdot S(5, k) $, where $ S(n, k) $ denotes the Stirling number of the second kind.
150
graphs = [ Graph( let={ "n": Const(5), "k": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Const(6)), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(4)), right=IntegerRange(start=Const(1), end=Const(4...
COMB
null
COUNT
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS" ]
75ab0f
comb_count_surjections_v1
null
3
0
[ "COUNT_SUM_EQUALS" ]
1
0.027
2026-02-08T16:36:04.889361Z
{ "verified": true, "answer": 150, "timestamp": "2026-02-08T16:36:04.916243Z" }
24e95a
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 132, "completion_tokens": 769 }, "timestamp": "2026-02-17T07:35:38.480Z", "answer": 150 }, { ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no...
{ "lo": -5.64, "mid": -3.17, "hi": -0.81 }
062149
nt_count_intersection_v1_1915831931_855
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 6250000$. Let $N$ be the minimum value of $x + y$ over all such pairs. Let $T$ be the set of all integers $t$ such that $7 \leq t \leq 32$ and there exist positive integers $a \leq 6$, $b \leq 4$ satisfying $t = 2a + 5b$. Let $b$ be t...
455
graphs = [ Graph( let={ "N": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(6250000)))), expr=Sum(Var("x"), Var("y")))), "a": Const(5), ...
NT
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM", "B3" ]
688dbe
nt_count_intersection_v1
null
5
0
[ "B3", "LIN_FORM" ]
2
2.123
2026-02-08T15:43:11.435915Z
{ "verified": true, "answer": 455, "timestamp": "2026-02-08T15:43:13.558920Z" }
2cd6ce
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 202, "completion_tokens": 2025 }, "timestamp": "2026-02-16T11:33:34.275Z", "answer": 455 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "le...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
09c56c
lin_form_endings_v1_1440796553_1453
Let $a = 60$ and $b = 48$. Let $k = 5$ and let $L$ be the least common multiple of $a$ and $b$. Compute the value of $5L + a + b$.
1,308
graphs = [ Graph( let={ "a_coeff": Const(60), "b_coeff": Const(48), "k_val": Const(5), "lcm_node": LCM(a=Ref("a_coeff"), b=Ref("b_coeff")), "x": Sum(Mul(Ref("k_val"), Ref("lcm_node")), Ref("a_coeff"), Ref("b_coeff")), }, goal=Ref("x...
COMB
NT
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
lin_form_endings_v1
null
2
null
[ "LIN_FORM" ]
1
0.001
2026-02-08T14:00:48.872418Z
{ "verified": true, "answer": 1308, "timestamp": "2026-02-08T14:00:48.872996Z" }
c8dacd
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 108, "completion_tokens": 256 }, "timestamp": "2026-02-16T05:12:02.239Z", "answer": 1308 }, { "id": 11, ...
2
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -10, "mid": -7.27, "hi": -4.54 }
0cb5a4
nt_sum_over_divisible_v1_238844314_140
Let $n = 225$. Define $d$ to be the minimum value of $x + y$ over all pairs of positive integers $(x, y)$ such that $xy = 225$. Let $S$ be the set of all positive integers $k$ such that $1 \leq k \leq 25281$ and $k$ is divisible by $d$. Compute the sum of all elements in $S$. Let $Q$ be the remainder when $39696$ times...
46,949
graphs = [ Graph( let={ "_n": Const(225), "upper": Const(25281), "divisor": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Ref("_n...
NT
null
SUM
sympy
B3
[ "B3" ]
0cd20d
nt_sum_over_divisible_v1
null
5
0
[ "B3" ]
1
1.425
2026-02-08T13:08:15.660146Z
{ "verified": true, "answer": 46949, "timestamp": "2026-02-08T13:08:17.084753Z" }
6b29b6
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 164, "completion_tokens": 1603 }, "timestamp": "2026-02-15T10:08:58.883Z", "answer": 46949 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "VAL_SUM_EQ", "s...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
6867f3
comb_sum_binomial_row_v1_1520064083_5784
Let $u_1 = 0$, and define $n_2 = u_1 + 1$. Let $$c = \sum_{k=0}^{n_2} (-1)^k \binom{n_2}{k}.$$ Define $u = 1 + c$, and let $n_1 = u + 1$. Let $$t = \sum_{k=0}^{n_1} (-1)^k \binom{n_1}{k}.$$ Define $n = 10 + t$. Compute $2^n$.
1,024
graphs = [ Graph( let={ "u1": Const(0), "n2": Sum(Ref("u1"), Const(1)), "c": Summation(var="k", start=Const(0), end=Ref("n2"), expr=Mul(Pow(Const(-1), Var("k")), Binom(n=Ref("n2"), k=Var("k")))), "u": Sum(Const(1), Ref("c")), "n1": Sum(Ref("u"), Co...
COMB
null
SUM
sympy
BINOMIAL_ALTERNATING
[ "BINOMIAL_ALTERNATING" ]
c21569
comb_sum_binomial_row_v1
null
4
2
[ "BINOMIAL_ALTERNATING" ]
1
0.001
2026-02-08T07:38:01.225704Z
{ "verified": true, "answer": 1024, "timestamp": "2026-02-08T07:38:01.227001Z" }
eaec00
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 229, "completion_tokens": 625 }, "timestamp": "2026-02-24T08:14:55.374Z", "answer": 1024 }, { "id...
2
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SUM", "stat...
{ "lo": -10, "mid": -7.79, "hi": -5.57 }
589da2
algebra_quadratic_discriminant_v1_1915831931_1437
Let $ S $ be the set of all positive integers $ p $ for which there exists a positive integer $ q $ such that $ p \cdot q = 36 $, $ \gcd(p, q) = 1 $, and $ p < q $. Let $ m $ be the number of elements in $ S $. Let $ a = \sum_{k=1}^{2} k $, $ b = -4 $, and $ c = 9 $. Define $ r = b^m - 4ac $. Compute the remainder when...
27,032
graphs = [ Graph( let={ "_m": Const(82845), "_n": Const(96959), "a": Summation(var="k", start=Const(1), end=Const(2), expr=Var("k")), "b": Const(-4), "c": Const(9), "result": Sub(Pow(Ref("b"), CountOverSet(set=SolutionsSet(var=Var("p"),...
NT
null
COMPUTE
sympy
SUM_ARITHMETIC
[ "SUM_ARITHMETIC", "COPRIME_PAIRS" ]
ac053f
algebra_quadratic_discriminant_v1
null
4
0
[ "COPRIME_PAIRS", "SUM_ARITHMETIC" ]
2
0.006
2026-02-08T16:08:49.829483Z
{ "verified": true, "answer": 27032, "timestamp": "2026-02-08T16:08:49.834993Z" }
7f73e9
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 176, "completion_tokens": 1256 }, "timestamp": "2026-02-16T21:46:56.086Z", "answer": 27032 }, ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "K13", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "SUM_ARITHMETIC", "status":...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }