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05699e
nt_max_prime_below_v1_1431428450_876
Let $P$ be the set of all positive integers $p$ for which there exists a positive integer $q$ such that $p \cdot q = 6$, $\gcd(p, q) = 1$, and $p < q$. Let $m = |P|$. Let $S$ be the set of all prime numbers $n$ such that $m \le n \le 33856$. Determine the value of the largest element in $S$.
33,851
graphs = [ Graph( let={ "upper": Const(33856), "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
4
0
[ "COPRIME_PAIRS" ]
1
2.167
2026-02-08T13:45:36.815105Z
{ "verified": true, "answer": 33851, "timestamp": "2026-02-08T13:45:38.981643Z" }
d2519e
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 144, "completion_tokens": 2737 }, "timestamp": "2026-02-15T20:27:19.302Z", "answer": 33851 }, ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "K5", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V7", "status": "no" } ]
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
d6014e
sequence_fibonacci_compute_v1_458359167_3822
Let $T$ be the set of all integers $t$ such that $8 \le t \le 38$ and there exist positive integers $a$ and $b$ with $1 \le a \le 4$, $1 \le b \le 6$, and $$ t = 5a + 3b. $$ Let $n$ be the number of elements in $T$. Compute the $n$-th Fibonacci number, where the Fibonacci sequence is defined by $F_1 = 1$, $F_2 = 1$, a...
28,657
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=4)), 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
0.003
2026-02-08T11:22:46.323658Z
{ "verified": true, "answer": 28657, "timestamp": "2026-02-08T11:22:46.326260Z" }
258c42
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 190, "completion_tokens": 1810 }, "timestamp": "2026-02-14T12:41:27.658Z", "answer": 28657 }, ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status":...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
d4c0ea
nt_count_digit_sum_v1_1918700295_3520
Let $n$ be a positive integer such that $1 \leq n \leq 309136$ and the sum of the decimal digits of $n$ is $24$. Let $S$ be the set of all such integers $n$. Compute the number of elements in $S$, take the absolute value of that number, and let $d$ be the smallest integer greater than or equal to $2$ that divides $143$...
37,326
graphs = [ Graph( let={ "_n": Const(2), "upper": Const(309136), "target_sum": Const(24), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("upper")), Eq(DigitSum(Var("n")), Ref("target_sum"))))), ...
NT
COMB
COUNT
sympy
COPRIME_PAIRS
[ "MIN_PRIME_FACTOR" ]
58d7e9
nt_count_digit_sum_v1
bell_mod
4
0
[ "COPRIME_PAIRS", "MIN_PRIME_FACTOR" ]
2
31.461
2026-02-08T08:40:34.980440Z
{ "verified": true, "answer": 37326, "timestamp": "2026-02-08T08:41:06.441875Z" }
7b140a
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 177, "completion_tokens": 4910 }, "timestamp": "2026-02-13T21:08:42.571Z", "answer": 37326 }, ...
1
[ { "lemma": "K13", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "n...
{ "lo": -3.51, "mid": 1.33, "hi": 6.56 }
d81001
antilemma_cartesian_v1_1742523217_1993
Let $x$ be the number of ordered pairs $(a, b)$ where $a$ is an integer from 1 to 29, inclusive, and $b$ is an integer from 1 to 30, inclusive. Find the remainder when $44121 \cdot x$ is divided by $59926$.
32,630
graphs = [ Graph( let={ "x": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(29)), right=IntegerRange(start=Const(1), end=Const(30)))), "Q": Mod(value=Mul(Const(44121), Ref("x")), modulus=Const(59926)), }, goal=Ref("Q"), ) ]
COMB
GEOM
COMPUTE
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN" ]
409d7d
antilemma_cartesian_v1
null
2
0
[ "COUNT_CARTESIAN" ]
1
0.001
2026-02-08T04:23:07.458750Z
{ "verified": true, "answer": 32630, "timestamp": "2026-02-08T04:23:07.459377Z" }
4f4bde
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 176, "completion_tokens": 6950 }, "timestamp": "2026-02-24T00:29:01.934Z", "answer": 32630 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -2.46, "mid": 0.47, "hi": 3.59 }
d01a52
comb_count_derangements_v1_48377204_2795
Let $S$ be the set of all positive integers $p$ for which there exists a positive integer $q$ such that $pq = 31500$, $\gcd(p, q) = 1$, and $p < q$. Let $n$ be the number of elements in $S$. The subfactorial of $n$, denoted $!n$, is the number of derangements of $n$ elements. Compute the remainder when $44121 \cdot !n$...
31,217
graphs = [ Graph( let={ "_n": Const(80812), "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=31500)), Eq(left=GCD(a=Var(name='p'), b=Var(n...
NT
COMB
COUNT
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
comb_count_derangements_v1
null
6
0
[ "COPRIME_PAIRS" ]
1
0.002
2026-02-08T16:57:53.422523Z
{ "verified": true, "answer": 31217, "timestamp": "2026-02-08T16:57:53.424410Z" }
7c0f13
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": 2521 }, "timestamp": "2026-02-17T17:53:06.849Z", "answer": 31217 }, ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
85d2d8
modular_mod_compute_v1_1918700295_3230
Let $n = 63991$. Define $m$ to be the number of nonnegative integers $j$ such that $$ \sum_{k=0}^{1} (-1)^k \binom{1}{k} \leq j \leq n$$ and $$ \binom{63991}{j} \equiv 1 \pmod{2}. $$ Let $a = -4$. Compute the remainder when $a$ is divided by $m$.
8,188
graphs = [ Graph( let={ "_n": Const(63991), "a": Const(-4), "m": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Summation(var="k", start=Const(0), end=Const(1), expr=Mul(Pow(Const(-1), Var("k")), Binom(n=Const(1), k=Var("k"))))), Leq(Var("j"), Ref...
COMB
null
COMPUTE
sympy
BINOMIAL_ALTERNATING
[ "BINOMIAL_ALTERNATING", "V8" ]
efe7d7
modular_mod_compute_v1
null
4
0
[ "BINOMIAL_ALTERNATING", "V8" ]
2
0.002
2026-02-08T08:27:49.476323Z
{ "verified": true, "answer": 8188, "timestamp": "2026-02-08T08:27:49.477992Z" }
ba3c78
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 211, "completion_tokens": 1927 }, "timestamp": "2026-02-24T09:34:30.826Z", "answer": 8188 }, { "i...
1
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "V7", "status": ...
{ "lo": -2.35, "mid": 1.22, "hi": 4.84 }
fe8000
sequence_lucas_compute_v1_124444284_10050
Let $n$ be the smallest integer at least $2$ that divides $444889$. Compute the $n$th Lucas number.
64,079
graphs = [ Graph( let={ "_n": Const(2), "n": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Ref("_n")), Divides(divisor=Var("d"), dividend=Const(444889))))), "result": Lucas(arg=Ref(name='n')), }, goal=Ref("result"), ) ]
NT
null
COMPUTE
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR" ]
bc3776
sequence_lucas_compute_v1
null
3
0
[ "MIN_PRIME_FACTOR" ]
1
0.001
2026-02-08T12:47:42.462539Z
{ "verified": true, "answer": 64079, "timestamp": "2026-02-08T12:47:42.463645Z" }
afea2d
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 75, "completion_tokens": 990 }, "timestamp": "2026-02-15T05:30:24.237Z", "answer": 64079 }, { ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V5", "status": "no" } ...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
e531b6
nt_count_divisors_in_range_v1_655260480_2719
Let $n$ be the number of ordered pairs $(i,j)$ of positive integers with $1 \leq i \leq 21$, $1 \leq j \leq 64$, and $\gcd(i,j) = 1$. Compute the number of positive divisors $d$ of $n$ such that $1 \leq d \leq 122$. Let this count be $c$. Find the remainder when $45344 \cdot c$ is divided by 74205.
65,869
graphs = [ Graph( let={ "_n": Const(74205), "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(GCD(a=Var("i"), b=Var("j")), Const(1)), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(21)), right=IntegerRange(start=Const(1), e...
NT
null
COUNT
sympy
COUNT_COPRIME_GRID
[ "COUNT_COPRIME_GRID" ]
20ec03
nt_count_divisors_in_range_v1
null
4
0
[ "COUNT_COPRIME_GRID" ]
1
0.009
2026-02-08T16:55:34.922781Z
{ "verified": true, "answer": 65869, "timestamp": "2026-02-08T16:55:34.932147Z" }
0881ca
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 145, "completion_tokens": 2760 }, "timestamp": "2026-02-17T15:15:49.060Z", "answer": 65869 }, ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "ok" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "V1", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
0759ad
comb_sum_binomial_row_v1_1248542787_327
Let $n$ be the number of ordered pairs $(i,j)$ of positive integers with $1 \leq i \leq 2$ and $1 \leq j \leq 9$ such that $\gcd(i,j) = 1$. Compute $37636 - 2^n$.
21,252
graphs = [ Graph( let={ "_n": Const(2), "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(GCD(a=Var("i"), b=Var("j")), Const(1)), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(2)), right=IntegerRange(start=Const(1), end=Co...
NT
null
SUM
sympy
COUNT_COPRIME_GRID
[ "COUNT_COPRIME_GRID" ]
20ec03
comb_sum_binomial_row_v1
null
3
0
[ "COUNT_COPRIME_GRID" ]
1
0.001
2026-02-08T03:03:40.136375Z
{ "verified": true, "answer": 21252, "timestamp": "2026-02-08T03:03:40.137380Z" }
17a577
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 179, "completion_tokens": 385 }, "timestamp": "2026-02-09T02:55:50.760Z", "answer": 21252 }, { "i...
2
[ { "lemma": "COUNT_COPRIME_GRID", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "...
{ "lo": -10, "mid": -7.73, "hi": -5.46 }
e4d532
modular_mod_compute_v1_1874849503_1518
Let $n = 146$. Consider the set of all ordered pairs $(x,y)$ of positive integers such that $x + y = 146$. Let $P$ be the set of all values of $xy$ as $(x,y)$ ranges over these pairs. Define $a = \max(P)$. Compute the remainder when $a$ is divided by $36864$.
5,329
graphs = [ Graph( let={ "_n": Const(146), "a": 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")), Ref("_n")))), expr=Mul(Var("x"), Var("y")))), ...
NT
null
COMPUTE
sympy
B1
[ "B1" ]
5b950e
modular_mod_compute_v1
null
4
0
[ "B1" ]
1
0.001
2026-02-08T13:56:42.473267Z
{ "verified": true, "answer": 5329, "timestamp": "2026-02-08T13:56:42.474479Z" }
6f5000
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 188, "completion_tokens": 280 }, "timestamp": "2026-02-10T05:00:15.430Z", "answer": 5329 }, { "id...
2
[ { "lemma": "B1", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -10, "mid": -7.27, "hi": -4.54 }
63f918
algebra_poly_eval_v1_1918700295_1723
Let $y = 29$. Define $\text{result} = \frac{1}{70} \left( 16y^3 + \left( \sum_{k=1}^{12} k \right) y^2 - 122y - 84 \right)$. Let $Q = |\text{result}|$. Find the value of $Q$.
6,460
graphs = [ Graph( let={ "_n": Const(12), "y": Const(29), "result": Div(Sum(Mul(Const(16), Pow(Ref("y"), Const(3))), Mul(Summation(var="k", start=Const(1), end=Ref("_n"), expr=Var("k")), Pow(Ref("y"), Const(2))), Mul(Const(-122), Ref("y")), Const(-84)), Const(70)), ...
NT
null
COMPUTE
sympy
SUM_ARITHMETIC
[ "SUM_ARITHMETIC" ]
eb34f0
algebra_poly_eval_v1
null
2
0
[ "SUM_ARITHMETIC" ]
1
0.005
2026-02-08T05:58:31.574870Z
{ "verified": true, "answer": 6460, "timestamp": "2026-02-08T05:58:31.579511Z" }
2b3c6f
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 124, "completion_tokens": 709 }, "timestamp": "2026-02-12T17:44:17.789Z", "answer": 6460 }, { ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "SUM_ARITHMETIC", "status": "ok" ...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
8c98cb
comb_count_permutations_fixed_v1_784195855_4783
Let $n$ be the largest integer such that $11^n$ divides $99!$. Compute the value of $\binom{n}{5} \cdot !(n-5)$, where $!k$ denotes the number of derangements of $k$ elements.
1,134
graphs = [ Graph( let={ "_n": Const(99), "n": MaxKDivides(target=Factorial(Ref("_n")), base=Const(11)), "k": Const(5), "result": Mul(Binom(n=Ref("n"), k=Ref("k")), Subfactorial(arg=Sub(left=Ref(name='n'), right=Ref(name='k')))), }, goal=Ref("re...
NT
COMB
COUNT
sympy
COPRIME_PAIRS
[ "V1" ]
dae96f
comb_count_permutations_fixed_v1
null
5
0
[ "COPRIME_PAIRS", "V1" ]
2
0.011
2026-02-08T07:20:28.366917Z
{ "verified": true, "answer": 1134, "timestamp": "2026-02-08T07:20:28.377885Z" }
c97227
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 152, "completion_tokens": 500 }, "timestamp": "2026-02-20T02:21:47.119Z", "answer": 1134 } ]
2
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K5", "status": "same_pattern_wrong" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no"...
{ "lo": -10, "mid": -6.47, "hi": -2.95 }
a00324
comb_binomial_compute_v1_458359167_439
Let $m = 56908$. Let $P$ be the set of all positive integers $p$ for which there exists a positive integer $q$ such that $p \cdot q = 1543500$, $\gcd(p, q) = 1$, and $p < q$. Let $\mathcal{N}$ be the number of elements in $P$. Define $n$ to be the maximum value of $x \cdot y$ over all pairs of positive integers $(x, y)...
37,832
graphs = [ Graph( let={ "_m": Const(56908), "_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=1543500)), Eq(left=GCD(a=Var(name='p'), b=Va...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS/B1", "L3C" ]
ff8179
comb_binomial_compute_v1
null
6
0
[ "B1", "COPRIME_PAIRS", "L3C" ]
3
0.003
2026-02-08T03:18:29.462315Z
{ "verified": true, "answer": 37832, "timestamp": "2026-02-08T03:18:29.465606Z" }
89ded6
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 315, "completion_tokens": 3029 }, "timestamp": "2026-02-10T14:05:54.282Z", "answer": null }, { ...
1
[ { "lemma": "B1", "status": "ok_later" }, { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3C", "sta...
{ "lo": 3.24, "mid": 5.68, "hi": 8.81 }
8adaf4
comb_catalan_compute_v1_1915831931_3044
Let $n$ be the number of ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = 22$. Let $r$ be the $n$-th Catalan number. Compute $62500 - r$. Find the value of this expression.
3,714
graphs = [ Graph( let={ "_n": Const(22), "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")), Re...
COMB
null
COMPUTE
sympy
COMB1
[ "COMB1" ]
567f58
comb_catalan_compute_v1
null
4
0
[ "COMB1" ]
1
0.004
2026-02-08T17:19:47.573531Z
{ "verified": true, "answer": 3714, "timestamp": "2026-02-08T17:19:47.577266Z" }
a10a09
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": 1166 }, "timestamp": "2026-02-17T23:57:26.233Z", "answer": 3714 }, {...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -5.64, "mid": -3.17, "hi": -0.81 }
d8bcac
lin_form_endings_v1_458359167_4542
Let $a = 70$ and $b = 98$. Let $L$ be the least common multiple of $a$ and $b$. Define $x = 3L + a + b$. Compute $x$.
1,638
graphs = [ Graph( let={ "a_coeff": Const(70), "b_coeff": Const(98), "k_val": Const(3), "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
2026-02-08T11:51:57.784496Z
{ "verified": true, "answer": 1638, "timestamp": "2026-02-08T11:51:57.785060Z" }
d38da5
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 104, "completion_tokens": 249 }, "timestamp": "2026-02-16T03:25:54.015Z", "answer": 1638 }, { "id": 11, ...
2
[ { "lemma": "C2", "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": "V8_SUM", ...
{ "lo": -10, "mid": -7.71, "hi": -5.43 }
11a555_n
alg_telescope_v1_1218484723_5454
A data analyst is studying two different production systems. For the first system, she looks at all integer pairs $(a, b)$ with $1 \le a \le 20$ and $1 \le b \le 20$. A pair is labeled *stable* if the quantity $-12ab + 41a^{2} + 20b^{2}$ does not exceed a threshold $B$, where $B$ is the number of distinct totals $t$ ...
1,805
ALG
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM/QF_PSD_COUNT_LEQ" ]
77251b
alg_telescope_v1
null
7
null
[ "LIN_FORM", "QF_PSD_COUNT_LEQ" ]
2
0.014
2026-02-25T07:00:40.135748Z
null
efd421
11a555
narrative
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 463, "completion_tokens": 32768 }, "timestamp": "2026-03-30T23:28:14.128Z", "answer": null }, { ...
1
[ { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT_LEQ", "status": "ok_later" } ]
{ "lo": 3.8, "mid": 6.33, "hi": 9.49 }
d253fa
antilemma_cartesian_v1_124444284_7823
Compute the number of ordered pairs $(x, y)$ such that $1 \le x \le 12$ and $1 \le y \le 18$.
216
graphs = [ Graph( let={ "x": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(12)), right=IntegerRange(start=Const(1), end=Const(18)))), }, goal=Ref("x"), ) ]
COMB
GEOM
COMPUTE
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN" ]
409d7d
antilemma_cartesian_v1
null
2
0
[ "COUNT_CARTESIAN" ]
1
0
2026-02-08T09:23:02.861897Z
{ "verified": true, "answer": 216, "timestamp": "2026-02-08T09:23:02.862296Z" }
2abf5b
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 144, "completion_tokens": 175 }, "timestamp": "2026-02-24T11:12:57.872Z", "answer": 216 }, { "id"...
2
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V8", ...
{ "lo": -10, "mid": -7.79, "hi": -5.57 }
74d356
diophantine_product_count_v1_784195855_1603
Let $n = 360$. Define $k$ to be the sum of $\phi(d)$ over all positive divisors $d$ of $n$. Let $u = 261$. Consider the set of all positive integers $x$ such that $1 \le x \le u$, $x$ divides $k$, and $\frac{k}{x} \le u$. Compute the number of elements in this set.
22
graphs = [ Graph( let={ "_n": Const(360), "k": SumOverDivisors(n=Ref(name='_n'), var='d', expr=EulerPhi(n=Var(name='d'))), "upper": Const(261), "result": CountOverSet(set=SolutionsSet(var=Var("x"), condition=And(Geq(Var("x"), Const(1)), Leq(Var("x"), Ref("uppe...
NT
null
COUNT
sympy
LIN_FORM
[ "K3" ]
54c41e
diophantine_product_count_v1
null
6
0
[ "K3", "LIN_FORM" ]
2
0.087
2026-02-08T05:10:16.366178Z
{ "verified": true, "answer": 22, "timestamp": "2026-02-08T05:10:16.453514Z" }
d1f29d
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 197, "completion_tokens": 1870 }, "timestamp": "2026-02-11T23:02:20.307Z", "answer": 22 }, { "id...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
a4884d
antilemma_k3_v1_1978505735_2884
Compute the sum of $\phi(d)$ over all positive divisors $d$ of $56127$, where $\phi$ denotes Euler's totient function.
56,127
graphs = [ Graph( let={ "x": SumOverDivisors(n=Const(value=56127), 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
2026-02-08T17:14:15.056339Z
{ "verified": true, "answer": 56127, "timestamp": "2026-02-08T17:14:15.056791Z" }
36eb27
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 93, "completion_tokens": 725 }, "timestamp": "2026-02-16T09:11:32.853Z", "answer": 18709 }, { "id": 11, ...
1
[ { "lemma": "K13", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
a4702b
geo_visible_lattice_v1_1218484723_4599
Let $B_n$ denote the $n$-th Bell number. Let $N$ be the number of lattice points $(x,y)$ with $1 \leq x, y \leq 157$ such that $\gcd(x,y) = 1$. Compute $B_{N \bmod 11}$.
52
graphs = [ Graph( let={ "n": Const(157), "result": VisibleLatticePoints(n=Ref(name='n')), "Q": Bell(Mod(value=Abs(arg=Ref(name='result')), modulus=Const(11))), }, goal=Ref("Q"), ) ]
GEOM
GEOM
COUNT
sympy
[]
geo_visible_lattice_v1
null
4
0
null
null
2.357
2026-02-25T06:16:14.019591Z
{ "verified": true, "answer": 52, "timestamp": "2026-02-25T06:16:16.376243Z" }
c495da
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 178, "completion_tokens": 19786 }, "timestamp": "2026-03-29T16:29:44.878Z", "answer": 52 }, { "id...
1
[]
{ "lo": 1.53, "mid": 4.7, "hi": 7.23 }
de67ab
lte_diff_endings_v1_168721529_79
Let $a = 86$, $b = 11$, and $n = 30$. Let $d = a^n - b^n$, and let $v_5$ be the largest integer $k$ such that $5^k$ divides $d$. Compute the remainder when $11983 \cdot v_5$ is divided by $100000$.
35,949
graphs = [ Graph( let={ "a_val": Const(86), "b_val": Const(11), "p_val": Const(5), "n_val": Const(30), "a_pow": Pow(Ref("a_val"), Ref("n_val")), "b_pow": Pow(Ref("b_val"), Ref("n_val")), "pow_diff": Sub(Ref("a_pow"), Ref("b_...
NT
null
COMPUTE
sympy
LTE_DIFF
[ "LTE_DIFF" ]
cf8260
lte_diff_endings_v1
null
7
null
[ "LTE_DIFF" ]
1
0.001
2026-02-08T12:48:01.367267Z
{ "verified": true, "answer": 35949, "timestamp": "2026-02-08T12:48:01.368423Z" }
d9cff3
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 192, "completion_tokens": 594 }, "timestamp": "2026-02-08T21:02:52.993Z", "answer": 35949 }, { "i...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "LTE_DIFF", "status": "ok" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "V5", "status":...
{ "lo": -2.06, "mid": 1.85, "hi": 5.2 }
1301e3
antilemma_k2_v1_2051736721_1618
Let $m = 2$. Let $S$ be the set of all real numbers $x_1$ such that $x_1^m - 160x_1 - 11024 = 0$. Let $n$ be the sum of all elements in $S$. Define $$ x = \sum_{k=1}^{n} \phi(k) \cdot \left\lfloor \frac{160}{k} \right\rfloor, $$ where $\phi(k)$ denotes Euler's totient function. Find the remainder when $44121 \cdot x$ i...
38,030
graphs = [ Graph( let={ "_m": Const(2), "_n": SumOverSet(set=SolutionsSet(var=Var("x1"), condition=Eq(Sum(Pow(Var("x1"), Ref("_m")), Mul(Const(-160), Var("x1")), Const(-11024)), Const(0)))), "x": Summation(var="k", start=Const(1), end=Ref("_n"), expr=Mul(EulerPhi(n=Var("k...
NT
COMB
COMPUTE
sympy
VIETA_SUM
[ "VIETA_SUM/K2", "K2" ]
6be084
antilemma_k2_v1
null
6
0
[ "K2", "VIETA_SUM" ]
2
0.002
2026-02-08T16:07:58.635345Z
{ "verified": true, "answer": 38030, "timestamp": "2026-02-08T16:07:58.637224Z" }
a78036
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": 1520 }, "timestamp": "2026-02-16T21:15:41.922Z", "answer": 38030 }, ...
1
[ { "lemma": "DS2", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" }, { ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
e5a635
comb_count_partitions_v1_124444284_607
Let $m = 19$ and $n_0 = 3$. Define $n$ to be the smallest positive integer such that the largest power of $n_0$ dividing $n!$ is at least the sum of all positive integers $k \le m$ that are divisible by 19. Let $p(n)$ denote the number of integer partitions of $n$. Compute the remainder when $58771 \cdot p(n)$ is divid...
21,976
graphs = [ Graph( let={ "_m": Const(19), "_n": Const(3), "n": MinOverSet(set=SolutionsSet(var=Var("n"), condition=Geq(MaxKDivides(target=Factorial(Var("n")), base=Ref("_n")), SumOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Re...
NT
COMB
COUNT
sympy
SUM_DIVISIBLE
[ "SUM_DIVISIBLE/V5" ]
7f4b43
comb_count_partitions_v1
null
6
0
[ "SUM_DIVISIBLE", "V5" ]
2
0.002
2026-02-08T03:23:46.728295Z
{ "verified": true, "answer": 21976, "timestamp": "2026-02-08T03:23:46.729851Z" }
58295d
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": 2704 }, "timestamp": "2026-02-09T19:42:58.713Z", "answer": 21976 }, { "...
1
[ { "lemma": "K16", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "SUM_DIVISIBLE", "status": "ok" }, { "lemma": "V3", "status": "no" }, { ...
{ "lo": 1.69, "mid": 5.03, "hi": 8.38 }
b310f1
comb_count_partitions_v1_601307018_4441
Let $M = \sum_{k=1}^{15} k$ and $R = p(43)$, where $p(n)$ denotes the number of integer partitions of $n$, and $d(R)$ denotes the number of digits of $R$. Compute $$\sum_{i=\binom{3}{0} - 1}^{d(R) - 1} d_i(R) \cdot \left(i + \binom{6}{6}\right)^2 + M,$$ where $d_i(R)$ is the $i$-th digit of $R$ (with $i=0$ being the un...
361
graphs = [ Graph( let={ "_n": Const(15), "n": Const(43), "result": Partition(arg=Ref(name='n')), "_c": Summation(var="k", start=Const(1), end=Ref("_n"), expr=Var("k")), "Q": Sum(Summation(var="i", start=Sub(Binom(n=Const(3), k=Const(0)), Const(1)),...
COMB
null
COUNT
sympy
SUM_ARITHMETIC
[ "SUM_ARITHMETIC", "ZERO_BINOM_0", "ONE_BINOM_N" ]
0212a0
comb_count_partitions_v1
digits_weighted_mod
5
0
[ "ONE_BINOM_N", "SUM_ARITHMETIC", "ZERO_BINOM_0" ]
3
0.008
2026-03-10T05:00:00.463974Z
{ "verified": true, "answer": 361, "timestamp": "2026-03-10T05:00:00.472259Z" }
91cf5d
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": 1419 }, "timestamp": "2026-03-29T12:14:38.398Z", "answer": 361 }, { "id...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "ONE_BINOM_N", "status": "ok" }, { "lemma": "SUM_ARITHMETI...
{ "lo": 1.19, "mid": 4.27, "hi": 6.7 }
3157e0
comb_count_surjections_v1_397696148_660
Let $u = 4$ and $n_2 = u + 1$. Define $$ t = \sum_{k=0}^{n_2} (-1)^k \binom{n_2}{k}. $$ Let $u' = 9$ and $n_1 = u' + 1$. Define $$ v = \sum_{k=0}^{n_1} (-1)^k \binom{n_1}{k}. $$ Let $n = 8 + v$ and $k = 3 + t$. Compute the value of $k! \cdot S(n, k)$, where $S(n, k)$ denotes the Stirling number of the second kind.
5,796
graphs = [ Graph( let={ "u1": Const(4), "n2": Sum(Ref("u1"), Const(1)), "t": Summation(var="k", start=Const(0), end=Ref("n2"), expr=Mul(Pow(Const(-1), Var("k")), Binom(n=Ref("n2"), k=Var("k")))), "u": Const(9), "n1": Sum(Ref("u"), Const(1)), ...
COMB
null
COUNT
sympy
BINOMIAL_ALTERNATING
[ "BINOMIAL_ALTERNATING" ]
c21569
comb_count_surjections_v1
null
5
2
[ "BINOMIAL_ALTERNATING" ]
1
0.001
2026-02-08T11:39:20.974131Z
{ "verified": true, "answer": 5796, "timestamp": "2026-02-08T11:39:20.974976Z" }
78cd33
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 265, "completion_tokens": 1164 }, "timestamp": "2026-02-24T14:29:57.038Z", "answer": 5796 }, { "i...
1
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V8_...
{ "lo": -3.84, "mid": -1.67, "hi": 1.32 }
515672
nt_sum_gcd_range_mod_v1_168721529_317
Let $N = 98$. Define $N'$ to be the maximum value of $xy$ over all pairs of positive integers $(x, y)$ such that $x + y = N$. Let $k = 504$ and $M = 10321$. Compute the remainder when $\sum_{n=1}^{N'} \gcd(n, k)$ is divided by $M$.
5,121
graphs = [ Graph( let={ "_n": Const(98), "N": 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")), Ref("_n")))), expr=Mul(Var("x"), Var("y")))), ...
NT
null
COMPUTE
sympy
B1
[ "B1" ]
5b950e
nt_sum_gcd_range_mod_v1
null
6
0
[ "B1" ]
1
0.179
2026-02-08T12:59:23.554790Z
{ "verified": true, "answer": 5121, "timestamp": "2026-02-08T12:59:23.733633Z" }
2eef77
CC BY 4.0
[ { "id": 4, "model": "NousResearch/Hermes-4-405B", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 138, "completion_tokens": 444 }, "timestamp": "2026-02-09T15:23:51.789Z", "answer": 6299 }, ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V7", "status": "no" } ]
{ "lo": -1.9, "mid": 2.34, "hi": 6.68 }
91fbb2
comb_count_derangements_v1_1125832087_1193
Let $n$ be the number of nonnegative integers $j$ such that $0 \le j \le 5136$ and $\binom{5136}{j}$ is odd. Let $r$ be the number of derangements of $n$ elements. Compute the remainder when $44121 \cdot r$ is divided by $77800$.
70,993
graphs = [ Graph( let={ "_n": Const(2), "n": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Const(5136)), Eq(Mod(value=Binom(n=Const(5136), k=Var("j")), modulus=Ref("_n")), Const(1))), domain='nonnegative_integers')), "res...
COMB
null
COUNT
sympy
V8
[ "V8" ]
86348e
comb_count_derangements_v1
null
6
0
[ "V8" ]
1
0.001
2026-02-08T03:36:42.408902Z
{ "verified": true, "answer": 70993, "timestamp": "2026-02-08T03:36:42.410074Z" }
0762ef
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 185, "completion_tokens": 2287 }, "timestamp": "2026-02-10T15:09:06.008Z", "answer": 70993 }, { "...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "V8", "status": "ok" } ]
{ "lo": 1.97, "mid": 4.36, "hi": 6.69 }
a8de8c
sequence_fibonacci_compute_v1_1918700295_1977
Let $n$ be the maximum value of $xy$ over all pairs of positive integers $(x, y)$ such that $x + y = 10$. Let $F_n$ denote the $n$th Fibonacci number, with $F_1 = F_2 = 1$. Compute the remainder when $92215 \cdot F_n$ is divided by $62181$.
47,953
graphs = [ Graph( let={ "_n": Const(62181), "n": 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(10)))), expr=Mul(Var("x"), Var("y")))), ...
NT
null
COMPUTE
sympy
B1
[ "B1" ]
5b950e
sequence_fibonacci_compute_v1
null
3
0
[ "B1" ]
1
0.001
2026-02-08T07:36:05.243065Z
{ "verified": true, "answer": 47953, "timestamp": "2026-02-08T07:36:05.244003Z" }
737f8b
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": 1526 }, "timestamp": "2026-02-13T11:26:56.704Z", "answer": 47953 }, ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "K16", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
20d440
nt_sum_gcd_range_mod_v1_865884756_6536
Let $N$ be the number of integers $n$ with $1 \leq n \leq 21000$ such that $n \equiv \left\lfloor \frac{n}{2} \right\rfloor \pmod{7}$. Let $k$ be the number of ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = 192$. Let $\displaystyle \text{sum} = \sum_{n_1=1}^{N} \gcd(n_1, k)$, and let $M = ...
6,559
graphs = [ Graph( let={ "N": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(21000)), Congruent(a=Var(name='n'), b=Floor(arg=Div(left=Var(name='n'), right=Const(value=2))), modulus=Const(value=7))))), "k": CountOverSet(set=Soluti...
NT
null
COMPUTE
sympy
COMB1
[ "COMB1", "L3C" ]
942b13
nt_sum_gcd_range_mod_v1
null
6
0
[ "COMB1", "L3C" ]
2
0.133
2026-02-08T19:16:54.140209Z
{ "verified": true, "answer": 6559, "timestamp": "2026-02-08T19:16:54.273656Z" }
8aa387
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 187, "completion_tokens": 2655 }, "timestamp": "2026-02-18T21:49:07.236Z", "answer": 6559 }, {...
1
[ { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "L3C", "status": "ok" }, { "lemma": "M...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
5b6236
nt_count_gcd_equals_v1_1742523217_2767
Let $k$ be the number of integers $t$ with $5 \leq t \leq 371$ for which there exist positive integers $a$ and $b$ such that $1 \leq a \leq 27$, $1 \leq b \leq 145$, and $t = 3a + 2b$. Let $r$ be the number of positive integers $n$ with $1 \leq n \leq 16653$ such that $\gcd(n, k) = 1$. Compute the remainder when $73417...
53,160
graphs = [ Graph( let={ "_n": Const(90196), "upper": Const(16653), "k": 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_gcd_equals_v1
null
6
0
[ "LIN_FORM" ]
1
1.294
2026-02-08T05:20:05.565366Z
{ "verified": true, "answer": 53160, "timestamp": "2026-02-08T05:20:06.858997Z" }
3f5849
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": 4559 }, "timestamp": "2026-02-12T06:28:22.113Z", "answer": 53160 }, ...
1
[ { "lemma": "K16", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V1", "status": "no" } ]
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
edabc7
alg_poly_orbit_hensel_v1_1218484723_3367
Let $f(x) = x^2 - 41 \bmod 2809$. For a non-negative integer $a$, define the sequence $N = f(a)$, $M = f(N)$, $R = f(M)$, $S = f(R)$, $T = f(S)$. Find the number of integers $a$ with $0 \leq a \leq 3556193$ such that $T = a$ but $a$ does not appear in the sequence $N, M, R, S$.
6,330
graphs = [ Graph( let={ "p1": Mod(value=Sum(Pow(Var("a"), Const(2)), Const(-41)), modulus=Const(2809)), "p2": Mod(value=Sum(Pow(Ref("p1"), Const(2)), Const(-41)), modulus=Const(2809)), "p3": Mod(value=Sum(Pow(Ref("p2"), Const(2)), Const(-41)), modulus=Const(2809)), ...
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
2026-02-25T05:04:50.271409Z
{ "verified": true, "answer": 6330, "timestamp": "2026-02-25T05:04:50.305706Z" }
a86441
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 224, "completion_tokens": 32768 }, "timestamp": "2026-03-29T09:55:10.042Z", "answer": null }, { ...
1
[ { "lemma": "POLY_ORBIT_COUNT", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": 3.81, "mid": 6.33, "hi": 9.49 }
85e231
alg_poly4_count_v1_1218484723_2905
Let $V$ be the number of integers $v$ with $45 \le v \le 23805$ for which there exist positive integers $a, b$ with $1 \le a, b \le 23$ such that $17a^2 + 20ab + 8b^2 = v$. Let $W$ be the number of ordered pairs $(a_1, b_1)$ with $1 \le a_1, b_1 \le 40$ satisfying $34a_1^2 + 22a_1b_1 + 25b_1^2 \le 49365$. Find the numb...
365
graphs = [ Graph( let={ "_m": Const(22), "_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(495)), Geq(Var("b"), Const(1)), Leq(Var("b"), CountOverSet(set=SolutionsSe...
ALG
null
COUNT
sympy
MIN_PRIME_FACTOR
[ "QF_PSD_COUNT_LEQ", "QF_PSD_DISTINCT" ]
f25d80
alg_poly4_count_v1
null
7
0
[ "MIN_PRIME_FACTOR", "QF_PSD_COUNT_LEQ", "QF_PSD_DISTINCT" ]
3
1.252
2026-02-25T04:40:02.222456Z
{ "verified": true, "answer": 365, "timestamp": "2026-02-25T04:40:03.474247Z" }
e5aa8f
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 330, "completion_tokens": 32768 }, "timestamp": "2026-03-29T07:15:59.640Z", "answer": null }, { ...
1
[ { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT_LEQ", "status": "ok" }, { "lemma": "QF_PSD_DISTINCT", "status": "ok" } ]
{ "lo": 3.81, "mid": 6.33, "hi": 9.49 }
ab7c2f
nt_count_intersection_v1_1353956133_685
Let $N$ be the number of positive integers $k$ at most 125000 that are divisible by 25. Determine the number of positive integers $n$ at most $N$ that are divisible by 7 and relatively prime to 10.
286
graphs = [ Graph( let={ "_n": Const(25), "N": CountOverSet(set=SolutionsSet(var=Var("k"), condition=And(Geq(Var("k"), Const(1)), Leq(Var("k"), Const(125000)), Divides(divisor=Ref("_n"), dividend=Var("k"))), domain='positive_integers')), "a": Const(7), "b": Con...
NT
null
COUNT
sympy
C2
[ "C2" ]
9685eb
nt_count_intersection_v1
null
4
0
[ "C2" ]
1
0.184
2026-02-08T11:47:03.130412Z
{ "verified": true, "answer": 286, "timestamp": "2026-02-08T11:47:03.313960Z" }
548b87
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 99, "completion_tokens": 951 }, "timestamp": "2026-02-14T18:53:33.810Z", "answer": 286 }, { ...
1
[ { "lemma": "C2", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "statu...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
87df23
alg_poly3_sum_v1_1218484723_2539
Let $d = \left|\{ (a_1, b_1) : 1 \leq a_1, b_1 \leq 40,\ 34a_1^2 - 2a_1b_1 + 5b_1^2 = 8450 \}\right|$. Compute the remainder when $$ \sum_{\substack{1 \leq a \leq 192 \\ 1 \leq b \leq 192}} \left( -56a^d + 192a^2b - 192ab^2 + 64b^3 \right) $$ is divided by $84190$.
47,594
graphs = [ Graph( let={ "_n": Const(2), "result": Mod(value=SumOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Const(192)), Geq(Var("b"), Const(1)), Leq(Var("b"), Const(192)))), expr=Sum(Mul(Const(...
ALG
null
COMPUTE
sympy
QF_PSD_COUNT
[ "QF_PSD_COUNT" ]
09ce67
alg_poly3_sum_v1
null
5
0
[ "QF_PSD_COUNT" ]
1
0.071
2026-02-25T04:16:56.270592Z
{ "verified": true, "answer": 47594, "timestamp": "2026-02-25T04:16:56.341584Z" }
8fbc50
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 254, "completion_tokens": 26787 }, "timestamp": "2026-03-29T05:18:25.059Z", "answer": 47594 }, { ...
1
[ { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT", "status": "ok" } ]
{ "lo": -2.45, "mid": 1.37, "hi": 5.29 }
b65f49
alg_sum_powers_v1_1218484723_6914
Let $C = \left|\{ (a, b) \mid 1 \le a, b \le 40,\ 17a^2 - 32ab + 16b^2 \le 19616 \}\right|$. Let $M = \left( \sum_{k=1}^{C} k^3 \right) \bmod 8309$. Find the remainder when $80759M$ is divided by $65768$.
53,763
graphs = [ Graph( let={ "_n": Const(19616), "result": Mod(value=Summation(var="k", start=Const(1), end=CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Const(40)), Geq(Var("b"), Const(1)), Leq(Var("b"), Const...
ALG
null
COMPUTE
sympy
QF_PSD_COUNT_LEQ
[ "QF_PSD_COUNT_LEQ" ]
009d0f
alg_sum_powers_v1
null
4
0
[ "QF_PSD_COUNT_LEQ" ]
1
0.069
2026-02-25T08:22:14.980537Z
{ "verified": true, "answer": 53763, "timestamp": "2026-02-25T08:22:15.049165Z" }
67d953
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 207, "completion_tokens": 21211 }, "timestamp": "2026-03-30T03:10:20.921Z", "answer": 51692 }, { ...
1
[ { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT_LEQ", "status": "ok" } ]
{ "lo": 3.81, "mid": 6.33, "hi": 9.49 }
75d558
antilemma_sum_equals_v1_1248542787_909
Let $n = 67$. Define $x$ to be the number of ordered pairs $(i, j)$ of positive integers such that $i + j = n$ and $1 \leq i, j \leq 66$. Let $c = 3001$. Let $S$ be the set of all ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = 794$. Define $y$ to be the number of elements in $S$. Compute t...
43,312
graphs = [ Graph( let={ "_n": Const(67), "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(66)), right=IntegerRange(start=Const(1), end=Con...
COMB
GEOM
COMPUTE
sympy
COMB1
[ "COMB1", "COUNT_SUM_EQUALS" ]
128824
antilemma_sum_equals_v1
two_moduli
4
0
[ "COMB1", "COUNT_SUM_EQUALS" ]
2
0.006
2026-02-08T03:28:48.546034Z
{ "verified": true, "answer": 43312, "timestamp": "2026-02-08T03:28:48.551897Z" }
ec5b81
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 262, "completion_tokens": 1242 }, "timestamp": "2026-02-09T09:52:59.733Z", "answer": 43312 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V7", "statu...
{ "lo": -4.92, "mid": -2.9, "hi": -0.7 }
4ce9db
comb_count_derangements_v1_48377204_3208
Let $A$ 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 $d_0 = |A|$. Let $n$ be the smallest divisor of $13013$ that is at least $d_0$. Let $c$ be the number of ordered pairs $(i,j)$ with $1 \leq i \leq 14$ and $1 \leq j \leq 5...
89,260
graphs = [ Graph( let={ "_n": Const(90670), "n": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), 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=...
NT
COMB
COUNT
sympy
COUNT_COPRIME_GRID
[ "COUNT_COPRIME_GRID", "COPRIME_PAIRS/MIN_PRIME_FACTOR" ]
90cb91
comb_count_derangements_v1
negation_mod
7
0
[ "COPRIME_PAIRS", "COUNT_COPRIME_GRID", "MIN_PRIME_FACTOR" ]
3
0.004
2026-02-08T17:14:20.574132Z
{ "verified": true, "answer": 89260, "timestamp": "2026-02-08T17:14:20.578113Z" }
57ffa4
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 208, "completion_tokens": 2278 }, "timestamp": "2026-02-17T21:49:00.423Z", "answer": 89260 }, ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "ok" }, { "lemma": "K5", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok_later" }, { "lemma": "MOD_MUL", ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
b3dfd1
diophantine_sum_product_min_v1_1978505735_4835
Let $ S = 42 $ and $ P = 272 $. Consider the set of all integers $ x $ such that $ 1 \leq x \leq 41 $ and $ x(S - x) = P $. Determine the minimum value of $ x $ in this set.
8
graphs = [ Graph( let={ "S": Const(42), "P": Const(272), "result": MinOverSet(set=SolutionsSet(var=Var("x"), condition=And(Geq(Var("x"), Const(1)), Leq(Var("x"), Const(41)), Eq(Mul(Var("x"), Sub(Ref("S"), Var("x"))), Ref("P"))))), }, goal=Ref("result"), ...
NT
null
EXTREMUM
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
diophantine_sum_product_min_v1
null
3
0
[ "LIN_FORM" ]
1
0.025
2026-02-08T18:35:53.783122Z
{ "verified": true, "answer": 8, "timestamp": "2026-02-08T18:35:53.807652Z" }
a6bb61
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": 450 }, "timestamp": "2026-02-18T17:59:12.817Z", "answer": 8 }, { ...
1
[ { "lemma": "K14", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
350dbd
diophantine_product_count_v1_1742523217_1930
Let $k = 180$ and let the upper bound be the number of ordered pairs $(i, j)$ such that $1 \leq i \leq 4$ and $1 \leq j \leq 11$. Compute the number of positive integers $x$ satisfying $1 \leq x \leq \text{upper}$, $x$ divides $k$, and $\frac{k}{x} \leq \text{upper}$.
10
graphs = [ Graph( let={ "k": Const(180), "upper": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(4)), right=IntegerRange(start=Const(1), end=Const(11)))), "result": CountOverSet(set=SolutionsSet(var=Var("x"), condition=And(Geq(Var("x"), Cons...
NT
null
COUNT
sympy
LIN_FORM
[ "COUNT_CARTESIAN" ]
409d7d
diophantine_product_count_v1
null
5
0
[ "COUNT_CARTESIAN", "LIN_FORM" ]
2
0.047
2026-02-08T04:21:13.101820Z
{ "verified": true, "answer": 10, "timestamp": "2026-02-08T04:21:13.148848Z" }
0c366e
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 208, "completion_tokens": 1210 }, "timestamp": "2026-02-10T16:24:24.514Z", "answer": 10 }, { "id...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "K13", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
ee5776
antilemma_k2_v1_898971024_2281
Let $m = 13430$. Consider the quadratic equation $x^2 - 249x + m = 0$. Let $n$ be the sum of all positive integer roots of this equation. Compute $$ \sum_{k=1}^{249} \phi(k) \left\lfloor \frac{n}{k} \right\rfloor, $$where $\phi(k)$ denotes Euler's totient function.
31,125
graphs = [ Graph( let={ "_m": Const(13430), "_n": SumOverSet(set=SolutionsSet(var=Var("x1"), condition=Eq(Sum(Pow(Var("x1"), Const(2)), Mul(Const(-249), Var("x1")), Ref("_m")), Const(0)))), "x": Summation(var="k", start=Const(1), end=Const(249), expr=Mul(EulerPhi(n=Var("k...
NT
COMB
COMPUTE
sympy
VIETA_SUM
[ "VIETA_SUM/K2", "K2" ]
6be084
antilemma_k2_v1
null
5
0
[ "K2", "VIETA_SUM" ]
2
0.001
2026-02-08T16:38:28.356884Z
{ "verified": true, "answer": 31125, "timestamp": "2026-02-08T16:38:28.357792Z" }
9b9321
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 130, "completion_tokens": 1267 }, "timestamp": "2026-02-17T09:37:29.003Z", "answer": 31125 }, ...
1
[ { "lemma": "DS2", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
074a4a
nt_sum_divisors_mod_v1_1742523217_1219
Let $ n = 55440 $. Compute $ \sigma(n) $, the sum of all positive divisors of $ n $, and let $ r $ be the remainder when $ \sigma(n) $ is divided by 11777. Let $ P $ be the set of all products $ xy $ where $ x $ and $ y $ are positive integers satisfying $ x + y = 138 $. Let $ m $ be the maximum element of $ P $. Let $...
1,601
graphs = [ Graph( let={ "_n": Const(71059), "n": Const(55440), "M": Const(11777), "sigma": SumDivisors(n=Ref("n")), "result": Mod(value=Ref("sigma"), modulus=Ref("M")), "Q": Mod(value=Sum(Pow(Ref("result"), Const(2)), Mul(Const(2), Ref(...
NT
null
COMPUTE
sympy
B1
[ "B1/MAX_DIVISOR" ]
f9a2b6
nt_sum_divisors_mod_v1
quadratic_mod
6
0
[ "B1", "MAX_DIVISOR" ]
2
0.005
2026-02-08T03:32:17.661694Z
{ "verified": true, "answer": 1601, "timestamp": "2026-02-08T03:32:17.666349Z" }
041f27
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 256, "completion_tokens": 5631 }, "timestamp": "2026-02-10T05:15:41.437Z", "answer": 1601 }, { "i...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "MAX_DIVISOR", "status": "ok_later" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_SU...
{ "lo": -3.46, "mid": 1.03, "hi": 5.49 }
d0c7e1
geo_count_lattice_rect_v1_48377204_1669
Compute the number of lattice points $(x, y)$ such that $0 \le x \le 193$ and $0 \le y \le 87$. Let $R$ be this number. Find the remainder when $31193 \cdot R$ is divided by $59506$.
7,702
graphs = [ Graph( let={ "a": Const(193), "b": Const(87), "result": LatticePointsRect(a=Ref(name='a'), b=Ref(name='b')), "Q": Mod(value=Mul(Const(31193), Ref("result")), modulus=Const(59506)), }, goal=Ref("Q"), ) ]
GEOM
null
COUNT
sympy
[]
geo_count_lattice_rect_v1
null
2
0
null
null
0.003
2026-02-08T16:18:09.092512Z
{ "verified": true, "answer": 7702, "timestamp": "2026-02-08T16:18:09.095423Z" }
7648af
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 171, "completion_tokens": 999 }, "timestamp": "2026-02-24T20:33:10.943Z", "answer": 7702 }, { "i...
1
[]
{ "lo": -2.4, "mid": 1.57, "hi": 5.75 }
9e88ba
sequence_fibonacci_compute_v1_458359167_2384
Let $n$ be the number of positive integers $k$ such that $1 \leq k \leq 176$ and $7$ divides the $k$-th Fibonacci number. Compute the $n$-th Fibonacci number.
17,711
graphs = [ Graph( let={ "_n": Const(176), "n": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("_n")), Divides(divisor=Const(7), dividend=Fibonacci(arg=Var(name='n')))))), "result": Fibonacci(arg=Ref(name='n')), ...
ALG
NT
COMPUTE
sympy
COUNT_FIB_DIVISIBLE
[ "COUNT_FIB_DIVISIBLE" ]
66de3c
sequence_fibonacci_compute_v1
null
4
0
[ "COUNT_FIB_DIVISIBLE" ]
1
0.001
2026-02-08T05:22:17.049478Z
{ "verified": true, "answer": 17711, "timestamp": "2026-02-08T05:22:17.050255Z" }
72ee96
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 94, "completion_tokens": 1886 }, "timestamp": "2026-02-12T08:02:41.469Z", "answer": 17711 }, {...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_SUB", ...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
d14ce6
comb_count_surjections_v1_2051736721_3862
Let $n$ be the number of integers $t$ such that $5 \leq t \leq 14$ and there exist integers $a$ and $b$ with $1 \leq a \leq 2$, $1 \leq b \leq 4$, and $t = 3a + 2b$. Let $k$ be the number of ordered triples $(x_1, x_2, x_3)$ of positive odd integers such that $x_1 + x_2 + x_3 = 5$. Compute $k! \cdot S(n, k)$, where $S(...
5,796
graphs = [ Graph( let={ "_n": Const(5), "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=2)), Geq(left=Var(na...
COMB
null
COUNT
sympy
COUNT_CARTESIAN
[ "LIN_FORM", "COMB1" ]
3d1461
comb_count_surjections_v1
null
6
0
[ "COMB1", "COUNT_CARTESIAN", "LIN_FORM" ]
3
0.046
2026-02-08T17:36:29.112079Z
{ "verified": true, "answer": 5796, "timestamp": "2026-02-08T17:36:29.157948Z" }
48b118
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": 1236 }, "timestamp": "2026-02-18T04:30:16.417Z", "answer": 5796 }, {...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "status": "no"...
{ "lo": -5.64, "mid": -3.17, "hi": -0.81 }
4c531b
nt_count_primes_v1_784195855_1360
Let $A$ be the number of ordered pairs of positive integers $(p, q)$ such that $pq = 6$, $\gcd(p, q) = 1$, and $p < q$. Determine the number of prime numbers $n$ such that $A \leq n \leq 10080$.
1,237
graphs = [ Graph( let={ "upper": Const(10080), "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
0.234
2026-02-08T04:59:21.809319Z
{ "verified": true, "answer": 1237, "timestamp": "2026-02-08T04:59:22.043555Z" }
85221d
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 177, "completion_tokens": 6797 }, "timestamp": "2026-02-11T22:35:17.450Z", "answer": 1238 }, { ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "K13", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V1", "status": "no" } ]
{ "lo": 1.96, "mid": 5.23, "hi": 8.52 }
10dfe7
nt_max_prime_below_v1_677425708_1915
Let $S$ be the set of all positive integers $p$ for which there exists a positive integer $q$ such that $pq = 24$, $\gcd(p, q) = 1$, and $p < q$. Let $L$ be the number of elements in $S$. Compute the largest prime number $n$ such that $L \leq n \leq 25200$.
25,189
graphs = [ Graph( let={ "upper": Const(25200), "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
2.538
2026-02-08T04:38:56.182358Z
{ "verified": true, "answer": 25189, "timestamp": "2026-02-08T04:38:58.720715Z" }
61d8d9
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": 3354 }, "timestamp": "2026-02-10T03:01:04.026Z", "answer": 25189 }, { "...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MOD_ADD", "stat...
{ "lo": -3.45, "mid": 1.15, "hi": 6.18 }
4582c0
modular_mod_compute_v1_601307018_4995
Let $m$ be the number of non-negative integers $j$ with $0 \le j \le 59829$ such that $\binom{59829}{j} \bmod 2 = 1$. Let $N = 43 \bmod m$. Find the remainder when $84557N$ is divided by $69184€.
38,383
graphs = [ Graph( let={ "a": Const(43), "m": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Const(59829)), Eq(Mod(value=Binom(n=Const(59829), k=Var("j")), modulus=Const(2)), Const(1))), domain='nonnegative_integers')), "re...
NT
COMB
COMPUTE
sympy
V8
[ "V8" ]
86348e
modular_mod_compute_v1
null
5
0
[ "V8" ]
1
0.006
2026-03-10T05:40:43.452707Z
{ "verified": true, "answer": 38383, "timestamp": "2026-03-10T05:40:43.458687Z" }
bd9595
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 183, "completion_tokens": 1394 }, "timestamp": "2026-04-19T00:38:34.966Z", "answer": 38383 }, { ...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V8", "status": "...
{ "lo": -3.31, "mid": 1.32, "hi": 5.87 }
1b93e9_l
comb_count_permutations_fixed_v1_1915831931_3016
Let $n = 10$ and let $k$ be the number of nonnegative integers $j \leq 6208$ such that $\binom{6208}{j}$ is odd. Compute $\binom{n}{k} \cdot !(n - k)$, where $!m$ denotes the number of derangements of $m$ elements.
0
COMB
null
COUNT
sympy
K14
[ "V8" ]
86348e
comb_count_permutations_fixed_v1
null
6
0
[ "K14", "V8" ]
2
0.01
2026-02-08T17:18:01.696374Z
{ "verified": false, "answer": 45, "timestamp": "2026-02-08T17:18:01.706534Z" }
3a264a
1b93e9
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": 119, "completion_tokens": 1326 }, "timestamp": "2026-02-17T23:52:44.630Z", "answer": 45 }, { ...
1
[ { "lemma": "L3c", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V8", "status": "ok" }, { "lemma": "V8_SUM", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -2.38, "mid": 1.74, "hi": 6.59 }
2c2998
nt_max_prime_below_v1_655260480_5881
Let $c$ be the number of positive integers $p$ for which there exists a positive integer $q$ such that $pq = 2250$, $\gcd(p, q) = 1$, and $p < q$. Let $S$ be the set of all ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = c$. Let $m$ be the number of elements in $S$. Let $r$ be the largest ...
10,867
graphs = [ Graph( let={ "upper": Const(10878), "result": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x1"), Var("x2")]), condition=And(IsPositive(arg=Var(name='x1')), IsPositive(arg=Var(name='x2')), IsOdd...
NT
null
EXTREMUM
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS/COMB1" ]
5f6aea
nt_max_prime_below_v1
null
5
0
[ "COMB1", "COPRIME_PAIRS" ]
2
0.263
2026-02-08T18:41:55.209037Z
{ "verified": true, "answer": 10867, "timestamp": "2026-02-08T18:41:55.471614Z" }
f7a029
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 174, "completion_tokens": 3258 }, "timestamp": "2026-02-18T19:01:08.137Z", "answer": 10867 }, ...
1
[ { "lemma": "COMB1", "status": "ok_later" }, { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "K15", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V3", "status": "no" },...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
0fe4dc
antilemma_k3_v1_655260480_4387
Let $x = \sum_{d \mid 58725} \phi(d)$, where $\phi$ denotes Euler's totient function. Compute the remainder when $\left( (x \bmod 317) + 5003 \cdot (x \bmod 313) \right)$ is divided by $99259$.
77,331
graphs = [ Graph( let={ "_n": Const(58725), "x": SumOverDivisors(n=Ref(name='_n'), var='d', expr=EulerPhi(n=Var(name='d'))), "Q": Mod(value=Sum(Mod(value=Ref("x"), modulus=Const(317)), Mul(Const(5003), Mod(value=Ref("x"), modulus=Const(313)))), modulus=Const(99259)), ...
NT
COMB
COMPUTE
sympy
K3
[ "K3" ]
54c41e
antilemma_k3_v1
null
3
0
[ "K3" ]
1
0.001
2026-02-08T17:54:32.832725Z
{ "verified": true, "answer": 77331, "timestamp": "2026-02-08T17:54:32.833520Z" }
34428e
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 114, "completion_tokens": 578 }, "timestamp": "2026-02-18T09:39:38.742Z", "answer": 77331 }, {...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "K5", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
b9ea17
algebra_poly_eval_v1_601307018_6273
Let $M = 10 \cdot 13^{3} + 13^{2} - 9 \cdot 13 + \max\{ x_1 y : x_1 > 0,\ y > 0,\ x_1 + y = 6 \}$. Find the remainder when $90023 \cdot M$ is divided by $96537$.
40,585
graphs = [ Graph( let={ "x": Const(13), "result": Sum(Mul(Const(10), Pow(Ref("x"), Const(3))), Pow(Ref("x"), Const(2)), Mul(Const(-9), Ref("x")), MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x1"), Var("y")]), condition=And(IsPositive(arg=Var(name='x1')), IsPosi...
ALG
null
COMPUTE
sympy
B1
[ "B1" ]
5b950e
algebra_poly_eval_v1
null
2
0
[ "B1" ]
1
0.005
2026-03-10T06:52:30.265246Z
{ "verified": true, "answer": 40585, "timestamp": "2026-03-10T06:52:30.270441Z" }
c72cef
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 190, "completion_tokens": 1201 }, "timestamp": "2026-04-19T04:02:58.379Z", "answer": 40585 }, { ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": -5.35, "mid": 0.52, "hi": 5.84 }
9fff8d
sequence_lucas_compute_v1_1520064083_9623
Let $c=7$. Let $N$ be the number of integers $n$ such that $1\le n\le 18865$, $c$ divides $n$, and $\gcd(n,6)=1$. Let $p$ be a positive integer for which there exists a positive integer $q$ satisfying $$pq=108,\quad \gcd(p,q)=1,\quad p<q.$$ Let $k$ be the number of such integers $p$. Let $L_{n}$ denote the $n$th Luca...
7,295
graphs = [ Graph( let={ "_c": Const(7), "_m": Const(22), "_n": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(18865)), Divides(divisor=Ref("_c"), dividend=Var("n")), Eq(GCD(a=Var("n"), b=Const(6)), Const(1))))), ...
NT
null
COMPUTE
sympy
C5
[ "C5/MIN_PRIME_FACTOR", "COPRIME_PAIRS" ]
ba3786
sequence_lucas_compute_v1
quadratic_mod
6
0
[ "C5", "COPRIME_PAIRS", "MIN_PRIME_FACTOR" ]
3
0.006
2026-02-08T10:56:00.236047Z
{ "verified": true, "answer": 7295, "timestamp": "2026-02-08T10:56:00.242523Z" }
8c9890
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 293, "completion_tokens": 2446 }, "timestamp": "2026-02-14T09:28:43.113Z", "answer": 7295 }, {...
1
[ { "lemma": "C5", "status": "ok" }, { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok_later" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_FACTORIAL", ...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
4da6fa
diophantine_sum_product_min_v1_1918700295_4201
Let $S = 62$. Let $P$ be the minimum value of $x + y$ over all pairs of positive integers $(x, y)$ such that $xy = 28224$. Let $r$ be the smallest positive integer $x$ such that $1 \leq x \leq 61$ and $x(S - x) = P$. Compute $r^2 + 3r + M$, where $M$ is the minimum value of $x + y$ over all pairs of positive integers $...
134
graphs = [ Graph( let={ "_n": Const(2), "S": Const(62), "P": 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(28224)))), expr=...
NT
null
EXTREMUM
sympy
B3
[ "B3" ]
d720b5
diophantine_sum_product_min_v1
quadratic_mod
4
0
[ "B3" ]
1
0.008
2026-02-08T09:13:35.879655Z
{ "verified": true, "answer": 134, "timestamp": "2026-02-08T09:13:35.887656Z" }
bc954e
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": 928 }, "timestamp": "2026-02-14T01:50:24.178Z", "answer": 134 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "V1", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
5d4f25
alg_qf_psd_count_v1_1218484723_1401
Let $Q$ be the number of ordered pairs $(a, b)$ of positive integers with $1 \le a, b \le 150$ such that $$ -1728ab + \left|\left\{ (a_1, b_1) : 1 \le a_1 \le \left|\left\{ (a_2, b_2) : 1 \le a_2, b_2 \le 40,\ 16b_2^2 = 16 \right\}\right|,\ 1 \le b_1 \le 40,\ 10a_1^2 - 18a_1b_1 + 25b_1^2 \le 20725 \right\}\right| \cdot...
12
graphs = [ Graph( let={ "_m": Const(150), "_n": Const(2), "result": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Ref("_m")), Geq(Var("b"), Const(1)), Leq(Var("b"), Const(150)), Eq(Sum(Mul(Cons...
ALG
null
COUNT
sympy
QF_PSD_COUNT
[ "QF_PSD_COUNT/QF_PSD_COUNT_LEQ" ]
89ab91
alg_qf_psd_count_v1
null
6
0
[ "QF_PSD_COUNT", "QF_PSD_COUNT_LEQ" ]
2
0.681
2026-02-25T03:08:18.035219Z
{ "verified": true, "answer": 12, "timestamp": "2026-02-25T03:08:18.716095Z" }
7bb926
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 295, "completion_tokens": 32768 }, "timestamp": "2026-03-10T06:55:58.847Z", "answer": null }, { ...
1
[ { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT", "status": "ok" }, { "lemma": "QF_PSD_COUNT_LEQ", "status": "ok_later" } ]
{ "lo": 3.14, "mid": 5.37, "hi": 7.61 }
ee56e9
geo_count_lattice_rect_v1_153355830_757
Compute the number of lattice points in the rectangle $[0, 200] \times [0, 103]$.
20,904
graphs = [ Graph( let={ "a": Const(200), "b": Const(103), "result": LatticePointsRect(a=Ref(name='a'), b=Ref(name='b')), }, goal=Ref("result"), ) ]
GEOM
null
COUNT
sympy
[]
geo_count_lattice_rect_v1
null
3
0
null
null
0.001
2026-02-08T04:09:50.290355Z
{ "verified": true, "answer": 20904, "timestamp": "2026-02-08T04:09:50.291842Z" }
496f2f
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 135, "completion_tokens": 272 }, "timestamp": "2026-02-23T23:39:51.113Z", "answer": 20904 }, { "i...
1
[]
{ "lo": -7.18, "mid": -4.99, "hi": -3 }
87efec
antilemma_sum_equals_v1_784195855_5586
Let $m = 154$. Define $n$ to be the number of ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = m$. Compute the number of ordered pairs $(i, j)$ with $1 \le i \le 76$ and $1 \le j \le 77$ such that $i + j = n$.
76
graphs = [ Graph( let={ "_m": Const(154), "_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
GEOM
COMPUTE
sympy
COUNT_SUM_EQUALS
[ "COMB1/COUNT_SUM_EQUALS", "COUNT_SUM_EQUALS" ]
3e1adf
antilemma_sum_equals_v1
null
3
0
[ "COMB1", "COUNT_SUM_EQUALS" ]
2
0.015
2026-02-08T07:59:15.193705Z
{ "verified": true, "answer": 76, "timestamp": "2026-02-08T07:59:15.208785Z" }
aca99e
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 196, "completion_tokens": 3928 }, "timestamp": "2026-02-24T08:40:05.498Z", "answer": 76 }, { "id"...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" }, { ...
{ "lo": -5.97, "mid": -3.97, "hi": -1.93 }
ae8e06
nt_sum_totient_over_divisors_v1_677425708_3449
Let $n$ be the number of integers $t$ such that $5 \leq t \leq 1771$ and there exist positive integers $a$ and $b$ with $1 \leq a \leq 614$, $1 \leq b \leq 181$, and $t = 2a + 3b$. Compute $$\sum_{d \mid n} \phi(d),$$ where $\phi$ denotes Euler's totient function.
1,765
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=614)), Geq(left=Var(name='b'), right=Const(value...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
nt_sum_totient_over_divisors_v1
null
6
0
[ "LIN_FORM" ]
1
0.004
2026-02-08T05:43:35.184083Z
{ "verified": true, "answer": 1765, "timestamp": "2026-02-08T05:43:35.188213Z" }
9a2eb4
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": 2861 }, "timestamp": "2026-02-12T14:00:05.550Z", "answer": 1765 }, {...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "V8_SUM", ...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
b51d4d
nt_sum_over_divisible_v1_898971024_443
Let $d$ be the number of integers $n$ such that $1 \leq n \leq 320$ and $n \equiv \left\lfloor \frac{n}{2} \right\rfloor \pmod{5}$. Let $S$ be the sum of all positive integers $n_1 \leq 24336$ that are divisible by $d$. Compute the remainder when $66759 \cdot S$ is divided by $69382$.
3,220
graphs = [ Graph( let={ "_n": Const(320), "upper": Const(24336), "divisor": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("_n")), Congruent(a=Var(name='n'), b=Floor(arg=Div(left=Var(name='n'), right=Const(value=2))), ...
NT
null
SUM
sympy
L3C
[ "L3C" ]
73f8b0
nt_sum_over_divisible_v1
null
7
0
[ "L3C" ]
1
0.793
2026-02-08T15:27:21.961485Z
{ "verified": true, "answer": 3220, "timestamp": "2026-02-08T15:27:22.754149Z" }
d09922
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 142, "completion_tokens": 1838 }, "timestamp": "2026-02-16T07:18:37.674Z", "answer": 3220 }, {...
1
[ { "lemma": "K16", "status": "no" }, { "lemma": "L3C", "status": "ok" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
3581d9
antilemma_k3_v1_784195855_4675
Define $x = \sum_{d \mid 65086} \phi(d)$, where $\phi$ denotes Euler's totient function. Compute the value of $x$.
65,086
graphs = [ Graph( let={ "x": SumOverDivisors(n=Const(value=65086), 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
2026-02-08T07:16:07.300791Z
{ "verified": true, "answer": 65086, "timestamp": "2026-02-08T07:16:07.301140Z" }
4d0b3c
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 134, "completion_tokens": 353 }, "timestamp": "2026-02-20T02:04:21.468Z", "answer": 65086 }, { "id": 11, ...
1
[ { "lemma": "K17", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -8.32, "mid": -5.11, "hi": -2.37 }
7f552b
comb_factorial_compute_v1_784195855_2638
Let $n_2 = 0$. Define $s = \sum_{k=0}^{n_2} (-1)^k \binom{n_2}{k}$. Let $u = 9$ and $n_1 = u + 1$. Define $h = \sum_{k=0}^{n_1} (-1)^k \binom{n_1}{k}$. Let $n = 8s + h$. Compute $n!$.
40,320
graphs = [ Graph( let={ "n2": Const(0), "s": Summation(var="k", start=Const(0), end=Ref("n2"), expr=Mul(Pow(Const(-1), Var("k")), Binom(n=Ref("n2"), k=Var("k")))), "u": Const(9), "n1": Sum(Ref("u"), Const(1)), "h": Summation(var="k", start=Const(0)...
COMB
null
COMPUTE
sympy
BINOMIAL_ALTERNATING
[ "BINOMIAL_ALTERNATING" ]
c21569
comb_factorial_compute_v1
null
3
2
[ "BINOMIAL_ALTERNATING" ]
1
0.001
2026-02-08T05:54:46.790297Z
{ "verified": true, "answer": 40320, "timestamp": "2026-02-08T05:54:46.791135Z" }
8280f7
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 212, "completion_tokens": 410 }, "timestamp": "2026-02-24T04:48:18.729Z", "answer": 40320 }, { "i...
2
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V...
{ "lo": -9.23, "mid": -6.18, "hi": -4.06 }
2828eb
comb_catalan_compute_v1_1742523217_3328
Let $n = 11$. Define $C_n$ to be the $n$-th Catalan number, given by the formula $$ C_n = \frac{1}{n+1} \binom{2n}{n}. $$ Compute the value of $Q = (19 - C_n) \bmod 87939$.
29,172
graphs = [ Graph( let={ "n": Const(11), "result": Catalan(Ref("n")), "Q": Mod(value=Sub(Const(19), Ref("result")), modulus=Const(87939)), }, goal=Ref("Q"), ) ]
COMB
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM/COUNT_SUM_EQUALS" ]
8d684a
comb_catalan_compute_v1
negation_mod
2
0
[ "COUNT_SUM_EQUALS", "LIN_FORM" ]
2
0.032
2026-02-08T05:46:50.815917Z
{ "verified": true, "answer": 29172, "timestamp": "2026-02-08T05:46:50.847875Z" }
3388a4
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 184, "completion_tokens": 416 }, "timestamp": "2026-02-24T04:35:50.673Z", "answer": 29172 }, { "i...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok_later" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", ...
{ "lo": -4.93, "mid": -2.91, "hi": -0.71 }
740227
nt_sum_over_divisible_v1_2080023795_163
Let $n = 2275$ and let $d$ be the largest integer $k$ such that $13^k$ divides $2275!$. Let $S$ be the set of all positive integers $m$ such that $1 \leq m \leq 16129$ and $m$ is divisible by $d$. Compute the sum of all elements in $S$. Let this sum be $A$. Determine the value of $$ A + \varphi(|A|+1) + \tau(|A|+1) \pm...
8,903
graphs = [ Graph( let={ "_n": Const(2275), "upper": Const(16129), "divisor": MaxKDivides(target=Factorial(Ref("_n")), base=Const(13)), "result": SumOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("upper")), Eq(Mo...
NT
null
SUM
sympy
V1
[ "V1" ]
dae96f
nt_sum_over_divisible_v1
null
6
0
[ "V1" ]
1
0.528
2026-02-08T11:35:13.844531Z
{ "verified": true, "answer": 8903, "timestamp": "2026-02-08T11:35:14.372807Z" }
e97d10
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 280, "completion_tokens": 2633 }, "timestamp": "2026-02-08T20:47:50.100Z", "answer": 23548 }, { ...
1
[ { "lemma": "K5", "status": "same_pattern_wrong" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V1", "status": "ok" }, { "lemma": "V3", "status": "no" }, { "lemma": "V8", "status": "no" }, ...
{ "lo": 3.26, "mid": 5.68, "hi": 8.81 }
1fa0ff
nt_count_gcd_equals_v1_1520064083_2378
Let $s$ be the smallest sum $x + y$ where $x$ and $y$ are positive integers such that $xy = 7986276$. Let $k$ be the number of positive integers $n$ such that $1 \le n \le s$ and $12$ divides the $n$-th Fibonacci number. Let $S$ be the set of all positive integers $n$ such that $1 \le n \le 47961$ and $\gcd(n, k) = 3$....
15,886
graphs = [ Graph( let={ "upper": Const(47961), "k": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPos...
NT
null
COUNT
sympy
B3
[ "B3/COUNT_FIB_DIVISIBLE" ]
9b7a57
nt_count_gcd_equals_v1
null
7
0
[ "B3", "COUNT_FIB_DIVISIBLE" ]
2
5.777
2026-02-08T04:41:25.569995Z
{ "verified": true, "answer": 15886, "timestamp": "2026-02-08T04:41:31.346858Z" }
b0003b
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 230, "completion_tokens": 3669 }, "timestamp": "2026-02-11T21:49:57.890Z", "answer": 15886 }, { "...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "ok_later" }, { "lemma": "K13", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K18", "status": "no" }, { "...
{ "lo": -3.45, "mid": 1.15, "hi": 6.18 }
6d0a73
diophantine_sum_product_min_v1_124444284_5448
Let $S = 74$ and $P = 585$. Determine the value of the smallest positive integer $x \le 73$ such that $x(S - x) = P$.
9
graphs = [ Graph( let={ "S": Const(74), "P": Const(585), "result": MinOverSet(set=SolutionsSet(var=Var("x"), condition=And(Geq(Var("x"), Const(1)), Leq(Var("x"), Const(73)), Eq(Mul(Var("x"), Sub(Ref("S"), Var("x"))), Ref("P"))))), }, goal=Ref("result"), ...
NT
null
EXTREMUM
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR", "VIETA_SUM", "ONE_PHI_1", "B3" ]
d48c08
diophantine_sum_product_min_v1
null
3
0
[ "B3", "MIN_PRIME_FACTOR", "ONE_PHI_1", "VIETA_SUM" ]
4
0.045
2026-02-08T06:35:35.804519Z
{ "verified": true, "answer": 9, "timestamp": "2026-02-08T06:35:35.849978Z" }
08f912
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 87, "completion_tokens": 500 }, "timestamp": "2026-02-13T02:22:32.317Z", "answer": 9 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "status": "no" ...
{ "lo": -7.01, "mid": -4.68, "hi": -2.15 }
e62b80
modular_sum_quadratic_residues_v1_1742523217_2508
Let $d$ be the smallest prime divisor of $1573$, and let $p$ be the smallest prime divisor of $12432181$. Define $r = \frac{p(p-1)}{4}$. Let $n$ be the absolute value of $r$, and let $m$ be the smallest prime divisor of $1573$. Compute the Bell number $B_k$, where $k$ is the remainder when $n$ is divided by $m$.
877
graphs = [ Graph( let={ "_m": Const(1573), "_n": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(2)), Divides(divisor=Var("d"), dividend=Ref("_m"))))), "p": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(2)), Divide...
NT
COMB
SUM
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR/MIN_PRIME_FACTOR" ]
6f8539
modular_sum_quadratic_residues_v1
bell_mod
6
0
[ "MIN_PRIME_FACTOR" ]
1
0.004
2026-02-08T04:48:42.773402Z
{ "verified": true, "answer": 877, "timestamp": "2026-02-08T04:48:42.777044Z" }
507f67
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 208, "completion_tokens": 4672 }, "timestamp": "2026-02-11T22:05:24.825Z", "answer": 877 }, { "i...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "status": ...
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
9222dc
nt_num_divisors_compute_v1_168721529_1609
Let $n = 333$. Compute the number of positive divisors of $n$. Let $c$ be the number of positive integers $j \leq 47$ such that $j^4 \leq 4879681$. Find the value of $c$ minus the number of positive divisors of $333$.
41
graphs = [ Graph( let={ "_n": Const(47), "n": Const(333), "result": NumDivisors(n=Ref("n")), "_c": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(1)), Leq(Var("j"), Ref("_n")), Leq(Pow(Var("j"), Const(4)), Const(4879681))), domai...
NT
null
COMPUTE
sympy
B3
[ "C3" ]
a45c54
nt_num_divisors_compute_v1
negation_mod
3
0
[ "B3", "C3" ]
2
0.108
2026-02-08T13:48:26.184281Z
{ "verified": true, "answer": 41, "timestamp": "2026-02-08T13:48:26.292597Z" }
1f2996
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 178, "completion_tokens": 1061 }, "timestamp": "2026-02-09T19:25:55.091Z", "answer": 41 }, { "id"...
1
[ { "lemma": "C3", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "V8_SUM", "status": "no" ...
{ "lo": -5.49, "mid": 0.03, "hi": 6.12 }
ed5632
diophantine_product_count_v1_458359167_1197
Let $k$ be the sum of all positive integers $n$ such that $1 \leq n \leq 320$ and $n$ is divisible by $160$. Let $\text{result}$ be the number of positive integers $x$ such that $1 \leq x \leq 466$, $x$ divides $k$, and $\frac{k}{x} \leq 466$. Find the remainder when $98948 \cdot \text{result}$ is divided by $88461$.
53,792
graphs = [ Graph( let={ "_n": Const(98948), "k": SumOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(320)), Eq(Mod(value=Var("n"), modulus=Const(160)), Const(0))))), "upper": Const(466), "result": CountOverSet(s...
NT
null
COUNT
sympy
SUM_DIVISIBLE
[ "SUM_DIVISIBLE" ]
02dbe3
diophantine_product_count_v1
null
5
0
[ "SUM_DIVISIBLE" ]
1
0.016
2026-02-08T04:29:19.587030Z
{ "verified": true, "answer": 53792, "timestamp": "2026-02-08T04:29:19.603159Z" }
31e888
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 219, "completion_tokens": 1180 }, "timestamp": "2026-02-10T16:53:33.679Z", "answer": 53792 }, { ...
1
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "SUM_DIVISIBLE", "status": "ok" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
4e11e5
nt_count_coprime_v1_1742523217_153
Let $T$ be the set of all integers $t$ such that $5 \leq t \leq 31$ and there exist positive integers $a$ and $b$ with $1 \leq a \leq 3$, $1 \leq b \leq 11$, and $t = 3a + 2b$. Let $k$ be the largest prime number less than or equal to the number of elements in $T$. Compute the number of positive integers $n$ such that ...
66,957
graphs = [ Graph( let={ "_n": Const(2), "upper": Const(70000), "k": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Ref("_n")), Leq(Var("n"), CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(nam...
NT
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM/MAX_PRIME_BELOW" ]
47006e
nt_count_coprime_v1
null
6
0
[ "LIN_FORM", "MAX_PRIME_BELOW" ]
2
9.418
2026-02-08T02:53:55.850258Z
{ "verified": true, "answer": 66957, "timestamp": "2026-02-08T02:54:05.268679Z" }
85c7ea
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 248, "completion_tokens": 2340 }, "timestamp": "2026-02-09T14:10:20.174Z", "answer": 66957 }, { "...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" }, { "lemma": "MAX_VA...
{ "lo": 0.58, "mid": 2.47, "hi": 4.15 }
980a18
nt_gcd_compute_v1_2051736721_3042
Let $a = 450884$ and $b = 837356$. Let $\text{result} = \gcd(a, b)$. Let $\mathcal{S}$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 22500$. Let $\mathcal{T}$ be the set of all values $x + y$ where $(x, y) \in \mathcal{S}$. Let $_c$ be the minimum element of $\mathcal{T}$. Let $Q$ be the...
80,528
graphs = [ Graph( let={ "_m": Const(22500), "_n": Const(83866), "a": Const(450884), "b": Const(837356), "result": GCD(a=Ref("a"), b=Ref("b")), "_c": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), co...
NT
null
COMPUTE
sympy
SUM_ARITHMETIC
[ "SUM_ARITHMETIC", "B3" ]
ea8ff9
nt_gcd_compute_v1
quadratic_mod
3
0
[ "B3", "SUM_ARITHMETIC" ]
2
0.002
2026-02-08T17:04:49.235320Z
{ "verified": true, "answer": 80528, "timestamp": "2026-02-08T17:04:49.237365Z" }
e379ff
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 186, "completion_tokens": 2044 }, "timestamp": "2026-02-17T18:58:48.527Z", "answer": 80528 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "K16", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "SUM_ARITHMETIC", "status": "ok" }, { "lemma": "V5", "status": "no" }, { "lemm...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
db8f00
geo_count_lattice_rect_v1_1520064083_3512
Let $a = 99$ and $b = 53$. Define $R$ as the number of lattice points $(x, y)$ such that $0 \leq x \leq a$ and $0 \leq y \leq b$. Compute $73984 - R$. Determine the value of this difference.
68,584
graphs = [ Graph( let={ "a": Const(99), "b": Const(53), "result": LatticePointsRect(a=Ref(name='a'), b=Ref(name='b')), "Q": Sub(Const(73984), Ref("result")), }, goal=Ref("Q"), ) ]
GEOM
null
COUNT
sympy
[]
geo_count_lattice_rect_v1
null
4
0
null
null
0.002
2026-02-08T05:43:32.390307Z
{ "verified": true, "answer": 68584, "timestamp": "2026-02-08T05:43:32.391934Z" }
0d9493
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 178, "completion_tokens": 557 }, "timestamp": "2026-02-24T04:27:09.466Z", "answer": 68584 }, { "i...
1
[]
{ "lo": -5.98, "mid": -3.97, "hi": -1.94 }
6f7650
diophantine_fbi2_count_v1_677425708_3079
Let $n = 171$. Consider the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 396900$. For each such pair, compute $x + y$, and let $k$ be the smallest value among all such sums. Define $S$ to be the set of all integers $d$ such that $4 \leq d \leq 172$, $d$ divides $k$, and $3 \leq \frac{k}{d} \le...
30,818
graphs = [ Graph( let={ "_n": Const(171), "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(396900)))), expr=Sum(Var("x"), Var("y"))))...
NT
null
COUNT
sympy
B3
[ "B3" ]
0cd20d
diophantine_fbi2_count_v1
null
6
0
[ "B3" ]
1
0.018
2026-02-08T05:28:50.451356Z
{ "verified": true, "answer": 30818, "timestamp": "2026-02-08T05:28:50.469218Z" }
ccf428
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": 1978 }, "timestamp": "2026-02-12T09:00:32.251Z", "answer": 30818 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "statu...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
477e30
diophantine_product_count_v1_397696148_303
Let $k = 420$ and let $\text{upper}$ be the largest prime number less than or equal to $192$. Define $\text{result}$ to be the number of positive integers $x$ such that $1 \leq x \leq \text{upper}$, $x$ divides $k$, and $\frac{k}{x} \leq \text{upper}$. Compute $\text{result}$.
20
graphs = [ Graph( let={ "k": Const(420), "upper": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Const(192)), IsPrime(Var("n"))))), "result": CountOverSet(set=SolutionsSet(var=Var("x"), condition=And(Geq(Var("x"), Const(1)),...
NT
null
COUNT
sympy
MAX_VAL
[ "MAX_PRIME_BELOW" ]
dc3ad3
diophantine_product_count_v1
null
3
0
[ "MAX_PRIME_BELOW", "MAX_VAL" ]
2
0.036
2026-02-08T11:25:19.100345Z
{ "verified": true, "answer": 20, "timestamp": "2026-02-08T11:25:19.136271Z" }
2a817d
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": 1965 }, "timestamp": "2026-02-14T13:39:09.745Z", "answer": 20 }, { ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "V8_SUM", "status": "no" }, { "lemma": "VAL_SUM_EQ", ...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
be744c
lin_form_endings_v1_458359167_2702
Let $a = 9$ and $b = 6$. Let $g = \gcd(a, b)$. Define $a' = \left\lfloor \frac{a}{g} \right\rfloor$ and $b' = \left\lfloor \frac{b}{g} \right\rfloor$. Let $A = 29$ and $B = 30$. Compute the value of $$ ( a' A + b' B - a' b' ) \times 19987 \mod 88770, $$ defined as the unique integer $x$ with $0 \leq x < 88770$ such tha...
66,297
graphs = [ Graph( let={ "a_coeff": Const(9), "b_coeff": Const(6), "A_val": Const(29), "B_val": Const(30), "g_step": GCD(a=Ref("a_coeff"), b=Ref("b_coeff")), "ap_node": Floor(Div(Ref("a_coeff"), Ref("g_step"))), "bp_node": Fl...
COMB
NT
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
lin_form_endings_v1
null
3
null
[ "LIN_FORM" ]
1
0.002
2026-02-08T06:44:21.250770Z
{ "verified": true, "answer": 66297, "timestamp": "2026-02-08T06:44:21.252558Z" }
a0e9ca
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 208, "completion_tokens": 1166 }, "timestamp": "2026-02-13T03:58:43.597Z", "answer": 66297 }, ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", ...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
86a38b
algebra_quadratic_discriminant_v1_1520064083_6888
Let $a$ be the number of positive integers $p$ for which there exists a positive integer $q$ such that $p \cdot q = 22050$, $\gcd(p, q) = 1$, and $p < q$. Let $n = 2$, $b = -9$, and $c = 0$. Define $\text{result} = b^n - 4ac$. Compute the remainder when $42947 \cdot \text{result}$ is divided by $93186$.
30,825
graphs = [ Graph( let={ "_n": Const(2), "a": 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=22050)), Eq(left=GCD(a=Var(name='p'), b=Var(name=...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
algebra_quadratic_discriminant_v1
null
5
0
[ "COPRIME_PAIRS" ]
1
0.012
2026-02-08T08:23:21.647192Z
{ "verified": true, "answer": 30825, "timestamp": "2026-02-08T08:23:21.659036Z" }
eab28b
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": 1448 }, "timestamp": "2026-02-13T18:08:19.804Z", "answer": 30825 }, ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "K17", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": -3.51, "mid": 1.33, "hi": 6.56 }
b33423
geo_count_lattice_triangle_v1_1742523217_4569
Let $A = (0,0)$, $B = (191,128)$, and $C = (88,289)$. The quantity $2 \cdot \text{area}$ of triangle $ABC$ is given by $$ |191 \cdot 128 + 88 \cdot (0 - 289)|. $$ The number of lattice points on the boundary of triangle $ABC$ is $$ \gcd(191, 289) + \gcd(|88 - 191|, |128 - 289|) + \gcd(88, 128). $$ Using Pick's Theorem,...
26,749
graphs = [ Graph( let={ "_n": Const(128), "area_2x": Abs(arg=Sum(Mul(Const(value=191), Const(value=128)), Mul(Const(value=88), Sub(left=Const(value=0), right=Const(value=289))))), "boundary": Sum(GCD(a=Abs(arg=Const(value=191)), b=Abs(arg=Const(value=289))), GCD(a=Abs(arg...
ALG
NT
COUNT
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
geo_count_lattice_triangle_v1
null
7
0
[ "LIN_FORM" ]
1
0.01
2026-02-08T08:58:21.057657Z
{ "verified": true, "answer": 26749, "timestamp": "2026-02-08T08:58:21.067431Z" }
7e900c
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 235, "completion_tokens": 2471 }, "timestamp": "2026-02-13T22:37:52.365Z", "answer": 26749 }, ...
1
[ { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
dee4fc
comb_sum_binomial_mod_v1_153355830_2023
Let $T$ be the set of all ordered pairs $(x,y)$ of positive integers such that $xy = 32400$. Define $s$ to be the minimum value of $x + y$ over all such pairs. Compute the sum $$ \sum_{k=39}^{355} \binom{s}{k}, $$ and let $r$ be the remainder when this sum is divided by $11503$. Let $Q = 38416 - r$. Find the value of $...
34,796
graphs = [ Graph( let={ "_n": Const(11503), "sum": Summation(var="k", start=Const(39), end=Const(355), expr=Binom(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(...
ALG
COMB
COMPUTE
sympy
B3
[ "B3" ]
0cd20d
comb_sum_binomial_mod_v1
null
6
0
[ "B3" ]
1
0.031
2026-02-08T06:51:14.582867Z
{ "verified": true, "answer": 34796, "timestamp": "2026-02-08T06:51:14.613372Z" }
2223ce
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 214, "completion_tokens": 32768 }, "timestamp": "2026-02-24T07:12:25.655Z", "answer": null }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": 3.43, "mid": 5.73, "hi": 8.84 }
7d9086
nt_sum_divisors_mod_v1_2051736721_1210
Let $n = 180$ and let $\sigma$ be the sum of the positive divisors of $n$. Let $r$ be the remainder when $\sigma$ is divided by $11833$. Let $p_{\text{max}}$ be the largest prime number $p$ such that $2 \le p \le 12$. Compute the Bell number $B_{|r| \bmod p_{\text{max}}}$ and determine its value.
877
graphs = [ Graph( let={ "_n": Const(2), "n": Const(180), "M": Const(11833), "sigma": SumDivisors(n=Ref("n")), "result": Mod(value=Ref("sigma"), modulus=Ref("M")), "Q": Bell(Mod(value=Abs(arg=Ref(name='result')), modulus=MaxOverSet(set=S...
NT
COMB
COMPUTE
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW" ]
88ea9c
nt_sum_divisors_mod_v1
bell_mod
4
0
[ "MAX_PRIME_BELOW" ]
1
0.006
2026-02-08T15:54:12.913642Z
{ "verified": true, "answer": 877, "timestamp": "2026-02-08T15:54:12.919715Z" }
357bd4
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": 737 }, "timestamp": "2026-02-16T15:58:41.978Z", "answer": 877 }, { ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MOD_MUL", "status": "no" } ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
e605cc
comb_count_surjections_v1_1520064083_7295
Let $T$ be the set of all integers $t$ such that $27 \leq t \leq 54$ and there exist integers $a, b$ with $1 \leq a \leq 2$, $1 \leq b \leq 4$, satisfying $$ t = 9a + 6b + 12. $$ Let $s$ be the number of elements in $T$. Let $k$ be the number of ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 ...
8,400
graphs = [ Graph( let={ "n": Const(7), "k": 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")), Coun...
COMB
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM/COMB1" ]
268a62
comb_count_surjections_v1
null
6
0
[ "COMB1", "LIN_FORM" ]
2
0.002
2026-02-08T08:53:27.403655Z
{ "verified": true, "answer": 8400, "timestamp": "2026-02-08T08:53:27.405990Z" }
2a78bd
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 273, "completion_tokens": 1723 }, "timestamp": "2026-02-24T10:14:12.831Z", "answer": 8400 }, { "i...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok_later" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", ...
{ "lo": -2.35, "mid": 1.22, "hi": 4.84 }
a1a5af
diophantine_sum_product_min_v1_124444284_10035
Let $S_1$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 81$. For each such pair, compute $x + y$, and let $n$ be the smallest value of $x + y$ over all such pairs. Now consider all ordered pairs $(x, y)$ of positive integers such that $x + y = n$, and for each such pair compute $xy$. Let...
80,967
graphs = [ Graph( let={ "_m": Const(17), "_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")))), ...
NT
null
EXTREMUM
sympy
B3
[ "B3/B1" ]
7f76f7
diophantine_sum_product_min_v1
null
6
0
[ "B1", "B3" ]
2
0.007
2026-02-08T12:47:36.053767Z
{ "verified": true, "answer": 80967, "timestamp": "2026-02-08T12:47:36.060717Z" }
fc1b2d
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 211, "completion_tokens": 811 }, "timestamp": "2026-02-15T05:27:42.515Z", "answer": 80967 }, {...
1
[ { "lemma": "B1", "status": "ok_later" }, { "lemma": "B3", "status": "ok" }, { "lemma": "K15", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
64defe
algebra_poly_eval_v1_1218484723_4969
Let $x = 23$. Let $A = \min\{ 4a_1^2 + 16b_1^2 : a_1, b_1 \in \mathbb{Z}^+,\ 1 \leq a_1, b_1 \leq 26 \}$. Let $B = \left|\{ (a_2, b_2) : 1 \leq a_2, b_2 \leq 35,\ 13a_2^2 - 2a_2b_2 + 2b_2^2 \leq 4058 \}\right|$. Compute $$5x^2 + \left|\left\{ (a, b) : 1 \leq a \leq b \leq 20,\ a \leq A,\ 2b^2 - 4ab + 2a^2 = B \right\}\...
2,711
graphs = [ Graph( let={ "_c": Const(13), "_m": Const(2), "_n": Const(2), "x": Const(23), "result": Sum(Mul(Const(5), Pow(Ref("x"), Ref("_n"))), Mul(CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), ...
ALG
null
COMPUTE
sympy
QF_PSD_COUNT_LEQ
[ "QF_PSD_COUNT_LEQ/QF_PSD_ORBIT", "QF_PSD_MIN/QF_PSD_ORBIT" ]
d8e126
algebra_poly_eval_v1
null
6
0
[ "QF_PSD_COUNT_LEQ", "QF_PSD_MIN", "QF_PSD_ORBIT" ]
3
0.016
2026-02-25T06:35:36.889016Z
{ "verified": true, "answer": 2711, "timestamp": "2026-02-25T06:35:36.904990Z" }
970918
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 322, "completion_tokens": 13400 }, "timestamp": "2026-03-29T18:48:37.694Z", "answer": 2711 }, { "...
1
[ { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT_LEQ", "status": "ok" }, { "lemma": "QF_PSD_MIN", "status": "ok" }, { "lemma": "QF_PSD_ORBIT", "status": "ok_later" } ]
{ "lo": -3.33, "mid": 1.03, "hi": 5.26 }
7cc151
nt_count_divisible_and_v1_677425708_1672
Let $n = 5$. Compute $d_2 = \sum_{k=1}^{n} k$. Determine the number of integers $n$ such that $\phi(2) \leq n \leq 269400$, $n$ is divisible by $12$, and $n$ is divisible by $d_2$. Find the value of this count.
4,490
graphs = [ Graph( let={ "_n": Const(5), "upper": Const(269400), "d1": Const(12), "d2": Summation(var="k", start=Const(1), end=Ref("_n"), expr=Var("k")), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), EulerPhi(n=Co...
NT
null
COUNT
sympy
SUM_ARITHMETIC
[ "SUM_ARITHMETIC", "ONE_PHI_2" ]
f42bcb
nt_count_divisible_and_v1
null
3
0
[ "ONE_PHI_2", "SUM_ARITHMETIC" ]
2
9.432
2026-02-08T04:22:03.804798Z
{ "verified": true, "answer": 4490, "timestamp": "2026-02-08T04:22:13.236720Z" }
df23fb
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 188, "completion_tokens": 808 }, "timestamp": "2026-02-09T23:10:06.734Z", "answer": 4490 }, { "id...
2
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "ONE_PHI_2", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "SUM_ARITHMETIC", "status": "ok" }, { "lemma": "V8", ...
{ "lo": -10, "mid": -6.47, "hi": -2.95 }
202e3c
nt_num_divisors_compute_v1_1915831931_1849
Let $n = 95481$. Compute the number of positive divisors of $n$.
9
graphs = [ Graph( let={ "n": Const(95481), "result": NumDivisors(n=Ref("n")), }, goal=Ref("result"), ) ]
NT
null
COMPUTE
sympy
LTE_DIFF_P2
[ "EULER_TOTIENT_SUM" ]
58c2f4
nt_num_divisors_compute_v1
null
2
0
[ "EULER_TOTIENT_SUM", "LTE_DIFF_P2" ]
2
0.031
2026-02-08T16:29:14.926349Z
{ "verified": true, "answer": 9, "timestamp": "2026-02-08T16:29:14.956859Z" }
e4003c
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 65, "completion_tokens": 855 }, "timestamp": "2026-02-17T04:45:35.244Z", "answer": 9 }, { ...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "EULER_TOTIENT_SUM", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
2534a5
alg_qf_psd_orbit_v1_1218484723_4605
Find the number of ordered pairs $(a, b)$ of positive integers with $1 \leq a \leq b \leq 481$ such that $32b^2 + 64ab + 32a^2 = 1634432$.
113
graphs = [ Graph( let={ "_n": Const(481), "result": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), CountOverSet(set=SolutionsSet(var=Var("v"), condition=And(Geq(Var("v"), Const(34)), Leq(Var("v"), Const(179...
ALG
null
COUNT
sympy
COPRIME_PAIRS
[ "QF_PSD_DISTINCT" ]
a8f9cb
alg_qf_psd_orbit_v1
null
6
0
[ "COPRIME_PAIRS", "QF_PSD_DISTINCT" ]
2
6.293
2026-02-25T06:16:18.666555Z
{ "verified": true, "answer": 113, "timestamp": "2026-02-25T06:16:24.959062Z" }
cc26fa
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 164, "completion_tokens": 1825 }, "timestamp": "2026-03-29T16:29:56.127Z", "answer": 113 }, { "id...
2
[ { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_DISTINCT", "status": "ok" } ]
{ "lo": -10, "mid": -6.24, "hi": -2.48 }
4431a5
comb_count_derangements_v1_601307018_4632
Let $D_n$ denote the number of derangements of $n$ elements. For each integer $a$ with $0 \le a \le 168$, define $S = (a^5 - 3a^4 - 4a^3 - 3a^2 + 4a - 3) \bmod 169$, and $T = (S^5 - 3S^4 - 4S^3 - 3S^2 + 4S - 3) \bmod 169$. Let $c = \left| \{ a : 0 \le a \le 168,\ T = a,\ S \ne a \} \right|$, and let $k = \binom{c}{14} ...
52,623
graphs = [ Graph( let={ "_m": Const(169), "_n": Const(73189), "n": Summation(var="k", start=Sub(Binom(n=CountOverSet(set=SolutionsSet(var=Var("a"), condition=And(Geq(Var("a"), Const(0)), Leq(Var("a"), Const(168)), Eq(Ref("_po_p2"), Var("a")), Neq(Ref("_po_p1"), Var("a")))...
COMB
null
COUNT
sympy
POLY_ORBIT_HENSEL
[ "POLY_ORBIT_HENSEL/ZERO_BINOM_N/SUM_GEOM" ]
fe677c
comb_count_derangements_v1
null
6
0
[ "POLY_ORBIT_HENSEL", "SUM_GEOM", "ZERO_BINOM_N" ]
3
0.005
2026-03-10T05:16:54.416567Z
{ "verified": true, "answer": 52623, "timestamp": "2026-03-10T05:16:54.421902Z" }
412e4b
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 332, "completion_tokens": 23202 }, "timestamp": "2026-03-29T12:55:40.456Z", "answer": 23122 }, { ...
0
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "POLY_ORBIT_HENSEL", "status": "ok" }, { "lemma": "SUM_GEOM", "status": "ok_later" }, { "lemma": "V7", ...
{ "lo": 3.34, "mid": 5.77, "hi": 8.89 }
ca6ab8
alg_qf_psd_min_v1_601307018_1427
Let $S$ be the set of ordered pairs $(a_1, b_1)$ of positive integers with $1 \leq a_1, b_1 \leq 35$ such that $9a_1^2 + 30a_1b_1 + 25b_1^2 = 17689$, and let $A = |S|$. Let $T$ be the set of ordered pairs $(a_2, b_2)$ of positive integers with $1 \leq a_2, b_2 \leq 25$ such that $27b_2^3 + 144a_2^2b_2 + k a_2b_2^2 + 64...
51,646
graphs = [ Graph( let={ "_m": Const(17689), "_n": Const(35), "result": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b"), Var("c")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var...
ALG
null
COMPUTE
sympy
B3
[ "B3/POLY3_COUNT", "QF_PSD_COUNT" ]
aa9f70
alg_qf_psd_min_v1
null
7
0
[ "B3", "POLY3_COUNT", "QF_PSD_COUNT" ]
3
0.033
2026-03-10T02:08:24.212045Z
{ "verified": true, "answer": 51646, "timestamp": "2026-03-10T02:08:24.244923Z" }
8572a0
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 409, "completion_tokens": 32768 }, "timestamp": "2026-03-29T02:13:01.251Z", "answer": null }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "POLY3_COUNT", "status": "ok_later" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT", "status": "ok" } ]
{ "lo": -0.92, "mid": 2.07, "hi": 4.68 }
e34f9e
lin_form_endings_v1_124444284_8364
Let $S$ be the set of all integers $t$ such that $108 \le t \le 1656$ and there exist positive integers $a \le 12$ and $b \le 18$ for which $t = 48a + 60b$. Let $k$ be the number of elements in $S$. Compute the remainder when $13703 \cdot k$ is divided by $74427$. Determine the value of this remainder.
53,987
graphs = [ Graph( let={ "_inner_result": 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=...
COMB
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
lin_form_endings_v1
null
4
null
[ "LIN_FORM" ]
1
0.001
2026-02-08T09:39:24.835602Z
{ "verified": true, "answer": 53987, "timestamp": "2026-02-08T09:39:24.836721Z" }
791647
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 208, "completion_tokens": 13565 }, "timestamp": "2026-02-24T11:41:00.820Z", "answer": 53987 }, { ...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" ...
{ "lo": 1.15, "mid": 4.18, "hi": 6.61 }
ffa064
algebra_quadratic_discriminant_v1_677425708_2302
Let $a = -5$, $b = 9$, and $c = 2$. Let $D = b^2 - 4ac$. Define $r = 2$ if $D > 0$, $r = 1$ if $D = 0$, and $r = 0$ otherwise. Let $Q$ be the number of positive integers $t$ such that $9 \le t \le 3930$ and $t = 7a' + 2b'$ for some positive integers $a' \le 176$ and $b' \le 1349$, minus $r$. Compute the value of $Q$.
3,914
graphs = [ Graph( let={ "a": Const(-5), "b": Const(9), "c": Const(2), "D": Sub(Pow(Ref("b"), Const(2)), Mul(Const(4), Ref("a"), Ref("c"))), "result": Sum(Mul(Const(2), Iverson(condition=Gt(Ref("D"), Const(0)))), Iverson(condition=Eq(Ref("D"), Const...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
324ba4
algebra_quadratic_discriminant_v1
negation_mod
4
0
[ "LIN_FORM" ]
1
0.002
2026-02-08T04:58:48.102892Z
{ "verified": true, "answer": 3914, "timestamp": "2026-02-08T04:58:48.105000Z" }
d13213
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": 3566 }, "timestamp": "2026-02-11T22:38:21.292Z", "answer": 3917 }, { ...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" ...
{ "lo": 3.24, "mid": 5.68, "hi": 8.81 }
e20b9e
alg_qf_psd_count_leq_v1_601307018_4022
Let $A = \left|\left\{ n \ge 1 : n \le 749 \text{ and } n \equiv \left\lfloor \frac{n}{2} \right\rfloor \pmod{3} \right\}\right|$. Find the number of ordered pairs $(a, b)$ of positive integers with $1 \le a \le A$ and $1 \le b \le 249$ such that $29a^2 + 29b^2 - 58ab \le 1328084$.
60,811
graphs = [ Graph( let={ "_n": Const(2), "result": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(749)),...
NT
null
COUNT
sympy
L3C
[ "L3C" ]
73f8b0
alg_qf_psd_count_leq_v1
null
5
0
[ "L3C" ]
1
0.127
2026-03-10T04:37:34.709746Z
{ "verified": true, "answer": 60811, "timestamp": "2026-03-10T04:37:34.836810Z" }
dcfa74
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": 3265 }, "timestamp": "2026-03-29T10:47:52.099Z", "answer": 60811 }, { "...
1
[ { "lemma": "DS2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "L3C", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -3.34, "mid": 0.9, "hi": 4.9 }
7cf739
comb_factorial_compute_v1_784195855_7735
Let $ S $ be the set of all positive integers $ n $ such that $ 1 \leq n \leq 32 $ and $ 3 $ divides the $ n $-th Fibonacci number, where $ F_1 = 1 $, $ F_2 = 1 $, and $ F_n = F_{n-1} + F_{n-2} $ for $ n \geq 3 $. Let $ k $ be the number of elements in $ S $. Compute the remainder when $ 19698 \cdot k! $ is divided by ...
60,616
graphs = [ Graph( let={ "_n": Const(93563), "n": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(32)), Divides(divisor=Const(3), dividend=Fibonacci(arg=Var(name='n')))))), "result": Factorial(Ref("n")), "Q...
ALG
NT
COMPUTE
sympy
COUNT_FIB_DIVISIBLE
[ "COUNT_FIB_DIVISIBLE" ]
66de3c
comb_factorial_compute_v1
null
5
0
[ "COUNT_FIB_DIVISIBLE" ]
1
0.001
2026-02-08T09:28:50.425910Z
{ "verified": true, "answer": 60616, "timestamp": "2026-02-08T09:28:50.427042Z" }
3cc7a3
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 169, "completion_tokens": 1785 }, "timestamp": "2026-02-14T04:24:16.201Z", "answer": 60616 }, ...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "ok" }, { "lemma": "K13", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "n...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
f4efb8
algebra_poly_eval_v1_784195855_10016
Let $d$ be the smallest integer greater than or equal to $2$ that divides $157757$. Compute the value of $2d^3 - 4d^2 + 2d + 8$.
12,320
graphs = [ Graph( let={ "_n": Const(2), "m": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(2)), Divides(divisor=Var("d"), dividend=Const(157757))))), "result": Sum(Mul(Ref("_n"), Pow(Ref("m"), Const(3))), Mul(Const(-4), Pow(Ref("m"), Const(2)...
NT
null
COMPUTE
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR" ]
bc3776
algebra_poly_eval_v1
null
3
0
[ "MIN_PRIME_FACTOR" ]
1
0.002
2026-02-08T17:22:27.940267Z
{ "verified": true, "answer": 12320, "timestamp": "2026-02-08T17:22:27.942347Z" }
d66b0d
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": 702 }, "timestamp": "2026-02-18T00:44:02.915Z", "answer": 12320 }, { ...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V3", "status": "no...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
21a31e
antilemma_k2_v1_124444284_3664
Let $m = 347$ and let $n = \sum_{d \mid 347} \phi(d)$, where $\phi$ denotes Euler's totient function. Compute \[ \sum_{k=1}^{347} \phi(k) \left\lfloor \frac{n}{k} \right\rfloor. \]
60,378
graphs = [ Graph( let={ "_m": Const(347), "_n": SumOverDivisors(n=Const(value=347), var='d', expr=EulerPhi(n=Var(name='d'))), "x": Summation(var="k", start=Const(1), end=Ref("_m"), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Ref("_n"), Var("k"))))), }, goal=R...
NT
COMB
COMPUTE
sympy
K3
[ "K3/K2", "K2" ]
c7f244
antilemma_k2_v1
null
6
0
[ "K2", "K3" ]
2
0.001
2026-02-08T05:32:36.102162Z
{ "verified": true, "answer": 60378, "timestamp": "2026-02-08T05:32:36.102930Z" }
5cd51c
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 114, "completion_tokens": 798 }, "timestamp": "2026-02-12T10:24:56.165Z", "answer": 60378 }, {...
1
[ { "lemma": "K15", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "K3", "status": "ok" }, { "lemma": "K5", "status": "no" }, { "lemma": "MAX_PRIME_BELOW...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
0afd2f
nt_max_prime_below_v1_1439011603_1674
Let $S$ be the set of all positive integers $p$ for which there exists a positive integer $q$ such that $pq = 12$, $\gcd(p, q) = 1$, and $p < q$. Let $m$ be the number of elements in $S$. Determine the largest prime number $n$ such that $m \leq n \leq 33124$.
33,119
graphs = [ Graph( let={ "upper": Const(33124), "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
4
0
[ "COPRIME_PAIRS" ]
1
0.883
2026-02-08T16:12:50.849202Z
{ "verified": true, "answer": 33119, "timestamp": "2026-02-08T16:12:51.732486Z" }
b522fd
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 129, "completion_tokens": 2542 }, "timestamp": "2026-02-16T22:59:27.139Z", "answer": 33119 }, ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "K15", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
7d92d9
alg_poly_preperiod_count_v1_601307018_2894
For a non-negative integer $a$, define $f(x) = x^4 - 4x^3 + 5x^2 + 4x - 2$. Let $N = f(a) \bmod 41$, $M = f(N) \bmod 41$, $R = f(M) \bmod 41$, $S = f(R) \bmod 41$, and $T = f(S) \bmod 41$. Find the number of integers $a$ with $0 \le a \le 73963$ such that $T = M$, $R \ne M$, and $S \ne M$.
25,256
graphs = [ Graph( let={ "p1": Mod(value=Sum(Pow(Var("a"), Const(4)), Mul(Const(-4), Pow(Var("a"), Const(3))), Mul(Const(5), Pow(Var("a"), Const(2))), Mul(Const(4), Var("a")), Const(-2)), modulus=Const(41)), "p2": Mod(value=Sum(Pow(Ref("p1"), Const(4)), Mul(Const(-4), Pow(Ref("p1"), C...
ALG
null
COUNT
sympy
POLY_ORBIT_COUNT
[ "POLY_ORBIT_COUNT" ]
4ad965
alg_poly_preperiod_count_v1
null
7
null
[ "POLY_ORBIT_COUNT" ]
1
0.245
2026-03-10T03:31:03.411369Z
{ "verified": true, "answer": 25256, "timestamp": "2026-03-10T03:31:03.656661Z" }
9028d2
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 249, "completion_tokens": 32768 }, "timestamp": "2026-03-29T06:51:36.866Z", "answer": 25256 }, { ...
1
[ { "lemma": "POLY_ORBIT_COUNT", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": 1.23, "mid": 4.27, "hi": 6.7 }
b7ae52
comb_count_permutations_fixed_v1_1915831931_3979
Let $n$ be the number of ordered pairs $(i,j)$ of positive integers such that $i + j = 11$ and $1 \leq i, j \leq 11$. Let $k = 7$. Compute $\binom{n}{k} \cdot !(n - k)$, where $!m$ denotes the number of derangements of $m$ elements. Find the value of this expression.
240
graphs = [ Graph( let={ "_n": Const(11), "n": 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(11)), right=IntegerRange(start=Const(1), end=Con...
COMB
null
COUNT
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS" ]
75ab0f
comb_count_permutations_fixed_v1
null
4
0
[ "COUNT_SUM_EQUALS" ]
1
0.014
2026-02-08T18:02:22.624430Z
{ "verified": true, "answer": 240, "timestamp": "2026-02-08T18:02:22.638854Z" }
aff4f4
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 133, "completion_tokens": 647 }, "timestamp": "2026-02-18T12:02:04.848Z", "answer": 240 }, { ...
1
[ { "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" }, { "lemma": "V8_SUM", "status":...
{ "lo": -8, "mid": -4.75, "hi": -2.28 }
f60d34
comb_binomial_compute_v1_397696148_747
Let $P$ be the maximum value of $xy$ over all pairs of positive integers $(x, y)$ such that $x + y = 14$. Let $s$ be the minimum value of $x + y$ over all pairs of positive integers $(x, y)$ such that $xy = P$. Compute $\binom{s}{7}$.
3,432
graphs = [ Graph( let={ "_n": 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(14)))), expr=Mul(Var("x"), Var("y")))), "n": MinOverSet(set...
ALG
COMB
COMPUTE
sympy
B1
[ "B1/B3" ]
80b49d
comb_binomial_compute_v1
null
4
0
[ "B1", "B3" ]
2
0.004
2026-02-08T11:43:03.920868Z
{ "verified": true, "answer": 3432, "timestamp": "2026-02-08T11:43:03.924429Z" }
f02d1b
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 184, "completion_tokens": 1228 }, "timestamp": "2026-02-24T14:34:46.255Z", "answer": 3432 }, { "i...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "B3", "status": "ok_later" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": -7.18, "mid": -5, "hi": -3.01 }
b785c6
algebra_poly_eval_v1_1915831931_1407
Let $a = 8$. Let $s$ be the minimum value of $x + y$ over all ordered pairs $(x, y)$ of positive integers such that $xy = 3025$. Compute the value of \[ \frac{24 \cdot a^3 - 74 \cdot a^2 + s \cdot a - 72}{40}. \] Then, compute the sum of $\phi(n)$ for $n$ from 1 to the absolute value of the result just computed, where ...
13,366
graphs = [ Graph( let={ "_n": Const(2), "a": Const(8), "result": Div(Sum(Mul(Const(24), Pow(Ref("a"), Const(3))), Mul(Const(-74), Pow(Ref("a"), Ref("_n"))), Mul(MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(a...
NT
null
COMPUTE
sympy
B3
[ "B3" ]
0cd20d
algebra_poly_eval_v1
null
5
0
[ "B3" ]
1
0.012
2026-02-08T16:04:16.061799Z
{ "verified": true, "answer": 13366, "timestamp": "2026-02-08T16:04:16.074037Z" }
cc0383
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": 2340 }, "timestamp": "2026-02-16T21:45:40.038Z", "answer": 13366 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOD_ADD", "status": "...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
d4fcba
antilemma_sum_equals_v1_349078426_614
Let $T$ be the set of all integers $t$ with $7 \leq t \leq 56$ for which there exist integers $a$ and $b$ such that $1 \leq a \leq 4$, $1 \leq b \leq 18$, and $t = 5a + 2b$. Let $m = |T|$. Let $P$ be the set of all ordered pairs $(i, j)$ of integers with $1 \leq i \leq 45$ and $1 \leq j \leq 45$ such that $i + j = m$. ...
44
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=4)), Geq(left=Var(name='b'), right=Const(value=...
COMB
GEOM
COMPUTE
sympy
COMB1
[ "COUNT_SUM_EQUALS/COUNT_SUM_EQUALS", "LIN_FORM/COUNT_SUM_EQUALS", "COUNT_SUM_EQUALS" ]
b43a9c
antilemma_sum_equals_v1
null
6
0
[ "COMB1", "COUNT_SUM_EQUALS", "LIN_FORM" ]
3
0.025
2026-02-08T13:10:13.868641Z
{ "verified": true, "answer": 44, "timestamp": "2026-02-08T13:10:13.893377Z" }
a90dc4
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 317, "completion_tokens": 4009 }, "timestamp": "2026-02-24T17:23:31.235Z", "answer": 44 }, { "id"...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "st...
{ "lo": -3.84, "mid": -1.67, "hi": 1.32 }
1cc6ae
nt_min_phi_inverse_v1_784195855_9336
Let $m = 44$ and $n = 20$. Define $\text{upper}$ to be the maximum value of $xy$ over all ordered pairs $(x, y)$ of positive integers such that $x + y = 20$. Define $k$ to be the number of positive integers $n$ with $1 \leq n \leq 44$ such that $\gcd(n, 15) = 1$. Let $\text{result}$ be the smallest positive integer $n$...
131
graphs = [ Graph( let={ "_m": Const(44), "_n": Const(20), "upper": 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")), Ref("_n")))), ex...
NT
null
EXTREMUM
sympy
B1
[ "B1", "C4" ]
b060fb
nt_min_phi_inverse_v1
null
6
0
[ "B1", "C4" ]
2
0.012
2026-02-08T16:42:41.446120Z
{ "verified": true, "answer": 131, "timestamp": "2026-02-08T16:42:41.457743Z" }
12d913
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 205, "completion_tokens": 3238 }, "timestamp": "2026-02-17T11:31:24.717Z", "answer": 131 }, { ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "C4", "status": "ok" }, { "lemma": "K13", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "le...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
93eff5
nt_count_phi_equals_v1_458359167_965
Let $S$ be the set of all ordered pairs $(x,y)$ of positive integers such that $xy = 6250000$. Let $T$ be the set of all values $x + y$ where $(x,y) \in S$. Let $m$ be the minimum value in $T$. Determine the number of positive integers $n$ such that $1 \leq n \leq m$ and $\phi(n) = 238$.
2
graphs = [ Graph( let={ "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(6250000)))), expr=Sum(Var("x"), Var("y")))), "k": Const(...
NT
null
COUNT
sympy
K3
[ "B3" ]
0cd20d
nt_count_phi_equals_v1
null
7
0
[ "B3", "K3" ]
2
0.496
2026-02-08T04:12:29.011429Z
{ "verified": true, "answer": 2, "timestamp": "2026-02-08T04:12:29.507658Z" }
b5ee4d
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 205, "completion_tokens": 4403 }, "timestamp": "2026-02-10T15:52:36.106Z", "answer": 2 }, { "id"...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" ...
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
1dcdf7
geo_visible_lattice_v1_153355830_1471
Let $n = 73$. Define a visible lattice point $(x, y)$ to be a point with integer coordinates such that $1 \leq x, y \leq n$ and $\gcd(x, y) = 1$. Let $r$ be the number of visible lattice points for this $n$. Compute the remainder when $95249 \cdot r$ is divided by $86778$.
85,955
graphs = [ Graph( let={ "n": Const(73), "result": VisibleLatticePoints(n=Ref(name='n')), "_c": Const(95249), "Q": Mod(value=Mul(Ref("_c"), Ref("result")), modulus=Const(86778)), }, goal=Ref("Q"), ) ]
GEOM
null
COUNT
sympy
[]
geo_visible_lattice_v1
null
5
0
null
null
0.716
2026-02-08T06:25:59.544417Z
{ "verified": true, "answer": 85955, "timestamp": "2026-02-08T06:26:00.260646Z" }
3dede5
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 196, "completion_tokens": 9447 }, "timestamp": "2026-02-24T06:14:33.931Z", "answer": 85955 }, { "...
1
[]
{ "lo": -0.06, "mid": 2.89, "hi": 5.27 }