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e448d0
nt_count_coprime_v1_655260480_833
Let $k$ be the minimum value of $x + y$ over all ordered pairs $(x, y)$ of positive integers such that $xy = 25$. Let $r$ be the number of positive integers $n$ with $1 \leq n \leq 20164$ such that $\gcd(n, k) = 1$. Compute $r + 2^{r \bmod 16} \bmod 99051$.
8,070
graphs = [ Graph( let={ "_n": Const(99051), "upper": Const(20164), "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(25)))...
NT
null
COUNT
sympy
B3
[ "B3" ]
0cd20d
nt_count_coprime_v1
null
4
0
[ "B3" ]
1
2.649
2026-02-08T15:38:52.601086Z
{ "verified": true, "answer": 8070, "timestamp": "2026-02-08T15:38:55.250042Z" }
5a0c51
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 139, "completion_tokens": 917 }, "timestamp": "2026-02-16T10:30:42.986Z", "answer": 8070 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
44daa2
comb_count_partitions_v1_397696148_2552
Let $m = 2$. Let $S$ be the set of all positive integers $n$ such that $1 \leq n \leq \min\left\{ x + y \mid x, y \text{ are positive integers with } xy = 487204 \right\}$, $m$ divides $n$, and $\gcd(n, 21) = 1$. Let $T$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = |S|$. Define $n$ to b...
37,338
graphs = [ Graph( let={ "_m": Const(2), "_n": 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')), IsPositive(...
NT
COMB
COUNT
sympy
B3
[ "B3/C5/B3" ]
9b28a0
comb_count_partitions_v1
null
6
0
[ "B3", "C5" ]
2
0.003
2026-02-08T13:24:49.787475Z
{ "verified": true, "answer": 37338, "timestamp": "2026-02-08T13:24:49.790540Z" }
599aba
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": 1721 }, "timestamp": "2026-02-15T15:22:48.340Z", "answer": 37338 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "C5", "status": "ok_later" }, { "lemma": "K18", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" ...
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
ae29dc
algebra_poly_eval_v1_50713871_76
Let $m = 2$. Let $n$ be the number of positive integers $p$ for which there exists a positive integer $q$ such that $p \cdot q = 24$, $\gcd(p, q) = 1$, and $p < q$. Let $z$ be the number of integers $t$ with $7 \leq t \leq 32$ for which there exist integers $a$ and $b$ such that $1 \leq a \leq 11$, $1 \leq b \leq 2$, a...
5,040
graphs = [ Graph( let={ "_m": Const(2), "_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=24)), Eq(left=GCD(a=Var(name='p'), b=Var(name='q...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS/LIN_FORM" ]
a1eac8
algebra_poly_eval_v1
null
6
0
[ "COPRIME_PAIRS", "LIN_FORM" ]
2
0.002
2026-02-08T02:44:23.806684Z
{ "verified": true, "answer": 5040, "timestamp": "2026-02-08T02:44:23.809164Z" }
217a64
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 289, "completion_tokens": 1502 }, "timestamp": "2026-02-08T19:47:32.373Z", "answer": 5040 }, { "i...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok_later" }, { "lemma": "MOD_FACTORIAL", "status": "no" },...
{ "lo": -2.74, "mid": -0.62, "hi": 1.6 }
7fe341
sequence_count_fib_divisible_v1_784195855_7271
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 134689$. Let $u$ be the minimum value of $x + y$ over all such pairs. Let $d = 5$. Determine the number of positive integers $n$ such that $1 \leq n \leq u$ and $d$ divides the $n$th Fibonacci number. Compute this number.
146
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(134689)))), expr=Sum(Var("x"), Var("y")))), "d": Const(5...
NT
null
COUNT
sympy
B3
[ "B3" ]
0cd20d
sequence_count_fib_divisible_v1
null
5
0
[ "B3" ]
1
0.17
2026-02-08T09:10:34.705766Z
{ "verified": true, "answer": 146, "timestamp": "2026-02-08T09:10:34.875912Z" }
5daeac
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 138, "completion_tokens": 938 }, "timestamp": "2026-02-14T01:21:21.973Z", "answer": 146 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -3.51, "mid": 1.33, "hi": 6.56 }
51d4fd
alg_sym_quad_system_v1_1218484723_7606
Let \[ T = \left|\{t : \text{there exist integers } a, b \text{ with } 1 \le a \le 1165,\ 1 \le b \le 1933,\ t = 5a + 2b,\ 7 \le t \le 9691\}\right| \] be the number of integers $t$ representable in this way. Consider all ordered triples $(a,b,c)$ of positive integers such that \[ a^{2} + b^{2} + c^{2} = ab + bc + ca \...
543
graphs = [ Graph( let={ "_m": Const(40), "_n": Const(6), "result": Mod(value=SumOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b"), Var("c")]), condition=And(Eq(Sum(Pow(Var("a"), Const(2)), Pow(Var("b"), Const(2)), Pow(Var("c"), Const(2))), Sum...
ALG
null
COMPUTE
sympy
QF_PSD_COUNT_LEQ
[ "QF_PSD_COUNT_LEQ", "LIN_FORM" ]
74f7c5
alg_sym_quad_system_v1
null
7
0
[ "LIN_FORM", "QF_PSD_COUNT_LEQ" ]
2
0.019
2026-02-25T09:02:36.478115Z
{ "verified": true, "answer": 543, "timestamp": "2026-02-25T09:02:36.497241Z" }
fefc38
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 411, "completion_tokens": 17196 }, "timestamp": "2026-03-30T05:29:28.402Z", "answer": 822 }, { ...
1
[ { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT_LEQ", "status": "ok" } ]
{ "lo": 3.81, "mid": 6.33, "hi": 9.49 }
d074a5
diophantine_fbi2_count_v1_1520064083_718
Let $k = 480$, $a = 5$, and $b = 2$. Compute the number of positive integers $d$ such that $6 \le d \le 185$, $d$ divides $k$, and the quotient $k/d$ is an integer satisfying $3 \le k/d \le 182$.
17
graphs = [ Graph( let={ "k": Const(480), "a": Const(5), "b": Const(2), "upper": Const(180), "result": CountOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(6)), Leq(Var("d"), Const(185)), Divides(divisor=Var("d"), dividend=R...
NT
null
COUNT
sympy
COPRIME_PAIRS
[ "LIN_FORM" ]
7b2633
diophantine_fbi2_count_v1
null
3
0
[ "COPRIME_PAIRS", "LIN_FORM" ]
2
0.11
2026-02-08T03:34:13.793277Z
{ "verified": true, "answer": 17, "timestamp": "2026-02-08T03:34:13.903606Z" }
5d8183
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 180, "completion_tokens": 1665 }, "timestamp": "2026-02-10T14:58:42.285Z", "answer": 17 }, { "id"...
1
[ { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -3.46, "mid": 1.03, "hi": 5.49 }
2ca7f8_l
comb_sum_binomial_mod_v1_124444284_391
Let $n = 315$. Let $S$ be the set of all ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = 626$. Let $m$ be the number of elements in $S$. Compute the remainder when $$ \sum_{k=18}^{m} \binom{315}{k} $$ is divided by $10331$.
0
ALG
COMB
COMPUTE
sympy
COMB1
[ "COMB1" ]
567f58
comb_sum_binomial_mod_v1
null
5
0
[ "COMB1" ]
1
0.039
2026-02-08T03:14:43.373758Z
{ "verified": false, "answer": 4600, "timestamp": "2026-02-08T03:14:43.413189Z" }
387db5
2ca7f8
legacy_text
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 201, "completion_tokens": 32768 }, "timestamp": "2026-02-23T21:56:08.865Z", "answer": null }, { ...
1
[ { "lemma": "COMB1", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": 3.43, "mid": 5.73, "hi": 8.84 }
336a7d_l
nt_num_divisors_compute_v1_784195855_61
Let $n = 33856$. Define $d$ to be the number of positive divisors of $n$. Let $s$ be the sum $$ \sum_{i = a}^{b} \left( \text{digit}_i(d) \cdot (i+1)^2 \right), $$ where $a = \sum_{k=0}^{7} (-1)^k \binom{7}{k}$, $b = \text{number of digits of } d - 1$, and $\text{digit}_i(d)$ denotes the $i$-th decimal digit of $d$ (...
2,033
COMB
NT
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM", "BINOMIAL_ALTERNATING" ]
7d9d78
nt_num_divisors_compute_v1
digits_weighted_mod
5
0
[ "BINOMIAL_ALTERNATING", "LIN_FORM" ]
2
0.003
2026-02-08T02:56:34.308898Z
{ "verified": false, "answer": 2032, "timestamp": "2026-02-08T02:56:34.311640Z" }
aad38b
336a7d
legacy_text
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 335, "completion_tokens": 32768 }, "timestamp": "2026-02-23T19:47:03.327Z", "answer": null }, { ...
1
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "s...
{ "lo": 3.04, "mid": 4.76, "hi": 6.54 }
01f949
diophantine_fbi2_count_v1_677425708_408
Let $k = 480$. Consider the set of all positive integers $d$ such that $5 \leq d \leq 68$, $d$ divides $k$, and $6 \leq \frac{k}{d} \leq 69$. Let $r$ be the number of elements in this set. Let $g = \gcd(17, 19)$, and define $s = \sum_{d \mid g} \mu(d)$, where $\mu$ denotes the M\"obius function. Compute $$\sum_{n = s}^...
35
graphs = [ Graph( let={ "k": Const(480), "a": Const(4), "b": Const(5), "upper": Const(64), "result": CountOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(5)), Leq(Var("d"), Const(68)), Divides(divisor=Var("d"), dividend=Ref...
NT
null
COUNT
sympy
MOBIUS_COPRIME
[ "MOBIUS_COPRIME" ]
ac54ac
diophantine_fbi2_count_v1
null
5
0
[ "MOBIUS_COPRIME" ]
1
0.007
2026-02-08T03:31:39.036797Z
{ "verified": true, "answer": 35, "timestamp": "2026-02-08T03:31:39.043680Z" }
cc247c
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": 2135 }, "timestamp": "2026-02-08T20:33:54.932Z", "answer": 35 }, { "id"...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOBIUS_COPRIME", "status": "ok" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V1", "status": "no" } ]
{ "lo": -6.51, "mid": -0.31, "hi": 5.43 }
fb7e40
antilemma_k3_v1_809748730_1570
Let $n = 59553$. Define $x$ to be the sum of $\phi(d)$ over all positive divisors $d$ of $n$, where $\phi$ denotes Euler's totient function. Compute $x$.
59,553
graphs = [ Graph( let={ "_n": Const(59553), "x": SumOverDivisors(n=Ref(name='_n'), var='d', expr=EulerPhi(n=Var(name='d'))), }, goal=Ref("x"), ) ]
NT
COMB
COMPUTE
sympy
K3
[ "K3" ]
54c41e
antilemma_k3_v1
null
2
0
[ "K3" ]
1
0
2026-02-08T12:33:09.009054Z
{ "verified": true, "answer": 59553, "timestamp": "2026-02-08T12:33:09.009404Z" }
2d902b
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 109, "completion_tokens": 1882 }, "timestamp": "2026-02-16T03:59:02.715Z", "answer": null }, { "id": 11,...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V8_SUM", "status"...
{ "lo": -6.96, "mid": -4.56, "hi": -1.46 }
44bcfb
geo_count_lattice_rect_v1_1742523217_2851
Compute the number of lattice points in the rectangle $[0, 128] \times [0, 89]$, including the boundary.
11,610
graphs = [ Graph( let={ "a": Const(128), "b": Const(89), "result": LatticePointsRect(a=Ref(name='a'), b=Ref(name='b')), }, goal=Ref("result"), ) ]
GEOM
null
COUNT
sympy
[]
geo_count_lattice_rect_v1
null
2
0
null
null
0.001
2026-02-08T05:24:46.406361Z
{ "verified": true, "answer": 11610, "timestamp": "2026-02-08T05:24:46.407181Z" }
c968f6
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 139, "completion_tokens": 276 }, "timestamp": "2026-02-24T03:32:27.824Z", "answer": 11610 }, { "i...
1
[]
{ "lo": -9.23, "mid": -6.18, "hi": -4.06 }
32b5b5
comb_binomial_compute_v1_784195855_7299
Let $ n $ be the number of integers $ t $ such that $ 6 \leq t \leq 20 $ and $ t = 2a + 3b + 1 $ for some integers $ a $ and $ b $ with $ 1 \leq a \leq 5 $ and $ 1 \leq b \leq 3 $. Let $ k $ be the largest prime number such that $ 2 \leq k \leq 6 $. Compute the remainder when $ 75903 \cdot \binom{n}{k} $ is divided by ...
23,249
graphs = [ Graph( let={ "_n": Const(52564), "n": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=5)), Geq(left=Va...
NT
null
COMPUTE
sympy
LTE_DIFF
[ "MAX_PRIME_BELOW", "LIN_FORM" ]
d530e2
comb_binomial_compute_v1
null
4
0
[ "LIN_FORM", "LTE_DIFF", "MAX_PRIME_BELOW" ]
3
0.01
2026-02-08T09:11:45.822813Z
{ "verified": true, "answer": 23249, "timestamp": "2026-02-08T09:11:45.832931Z" }
df40c9
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 168, "completion_tokens": 2062 }, "timestamp": "2026-02-14T01:23:10.761Z", "answer": 23249 }, ...
1
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "s...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
ba545b
modular_modexp_compute_v1_1520064083_6657
Let $m = 18$. Let $P$ be the set of all prime numbers $n$ such that $2 \leq n \leq m$. Let $a$ be the largest prime number $n$ such that $2 \leq n \leq \max(P)$ and $n$ is prime. Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $x \cdot y = 1234321$. Let $e$ be the minimum value of $x + ...
12,321
graphs = [ Graph( let={ "_m": Const(18), "_n": Const(2), "a": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Ref("_n")), Leq(Var("n"), MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Ref("_m")), IsPrime...
NT
null
COMPUTE
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW/MAX_PRIME_BELOW", "B3" ]
ca513e
modular_modexp_compute_v1
null
6
0
[ "B3", "MAX_PRIME_BELOW" ]
2
0.002
2026-02-08T08:15:30.374915Z
{ "verified": true, "answer": 12321, "timestamp": "2026-02-08T08:15:30.377400Z" }
a2d7b1
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 194, "completion_tokens": 2984 }, "timestamp": "2026-02-13T16:51:05.306Z", "answer": 12321 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "K16", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "V1", "status": "no" }, { ...
{ "lo": -3.51, "mid": 1.33, "hi": 6.56 }
ecfc65
lin_form_endings_v1_397696148_2723
Let $a = 105$ and $b = 45$. Compute $\left\lfloor \frac{45}{\gcd(a,b)} \right\rfloor$, multiply the result by $10440$, and then take the remainder when divided by $55895$. Find the value of this remainder.
31,320
graphs = [ Graph( let={ "a_coeff": Const(105), "b_coeff": Const(45), "_inner_result": Floor(Div(Const(45), GCD(a=Ref("a_coeff"), b=Ref("b_coeff")))), "_scale_k": Const(10440), "_scaled": Mul(Ref("_scale_k"), Ref("_inner_result")), "_mod...
COMB
NT
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
lin_form_endings_v1
null
2
null
[ "LIN_FORM" ]
1
0.001
2026-02-08T13:32:20.443021Z
{ "verified": true, "answer": 31320, "timestamp": "2026-02-08T13:32:20.443589Z" }
63f1a9
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 131, "completion_tokens": 330 }, "timestamp": "2026-02-16T04:48:50.475Z", "answer": 31320 }, { "id": 11, ...
2
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -10, "mid": -7.27, "hi": -4.54 }
6d6d27
nt_num_divisors_compute_v1_1520064083_8460
Let $S$ be the set of all positive integers $p$ such that there exists a positive integer $q$ with $p < q$, $pq = 72$, and $\gcd(p, q) = 1$. Let $n$ be the smallest divisor of $19343$ that is at least $|S|$. Compute the number of positive divisors of $n$.
2
graphs = [ Graph( let={ "_n": Const(19343), "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
null
COMPUTE
sympy
V1
[ "COPRIME_PAIRS/MIN_PRIME_FACTOR" ]
52cee2
nt_num_divisors_compute_v1
null
5
0
[ "COPRIME_PAIRS", "MIN_PRIME_FACTOR", "V1" ]
3
0.012
2026-02-08T10:11:34.705730Z
{ "verified": true, "answer": 2, "timestamp": "2026-02-08T10:11:34.717569Z" }
2b4fc8
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 143, "completion_tokens": 805 }, "timestamp": "2026-02-15T20:51:16.980Z", "answer": 2 }, { "id": 11, "...
2
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok_later" }, { "lemma": "MOD_FACTORIAL", ...
{ "lo": -9.12, "mid": -6.02, "hi": -3.62 }
de6ab2
nt_num_divisors_compute_v1_1080341949_464
Let $n = 10$. Define $r$ to be the number of positive divisors of $n$. Compute $r + \phi(|r| + 1) + \tau(|r| + 1)$, where $\phi$ denotes Euler's totient function and $\tau(m)$ denotes the number of positive divisors of $m$.
10
graphs = [ Graph( let={ "n": Const(10), "result": NumDivisors(n=Ref("n")), "Q": Sum(Ref("result"), EulerPhi(n=Sum(Abs(arg=Ref(name='result')), Const(1))), NumDivisors(n=Sum(Abs(arg=Ref(name='result')), Const(1)))), }, goal=Ref("Q"), ) ]
NT
null
COMPUTE
sympy
MAX_PRIME_BELOW
[ "ONE_PHI_1" ]
f6b5a5
nt_num_divisors_compute_v1
null
2
0
[ "MAX_PRIME_BELOW", "ONE_PHI_1" ]
2
0.017
2026-02-08T13:31:16.681294Z
{ "verified": true, "answer": 10, "timestamp": "2026-02-08T13:31:16.697916Z" }
498b52
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 131, "completion_tokens": 233 }, "timestamp": "2026-02-16T04:49:47.591Z", "answer": 8 }, { "id": 11, ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "ONE_PHI_1", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "sta...
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
b5189d
comb_count_permutations_fixed_v1_1218484723_5608
Let $D_n$ denote the number of derangements of $n$ elements, and let $k = 0$. Define \[ n = \sum_{k_1=0}^{\left|\left\{ a : a \ge 0,\, a \le 29790,\, \bigl( a^{5} + a^{4} + a^{3} + 3a^{2} + 4a \bmod 29791 \bigr)^{5} + \bigl( a^{5} + a^{4} + a^{3} + 3a^{2} + 4a \bmod 29791 \bigr)^{4} + \bigl( a^{5} + a^{4} + a^{3} + 3a...
1,854
graphs = [ Graph( let={ "_c": Const(2), "_m": Const(4), "_n": Const(2), "n": Summation(var="k1", start=Const(0), end=CountOverSet(set=SolutionsSet(var=Var("a"), condition=And(Geq(Var("a"), Const(0)), Leq(Var("a"), Const(29790)), Eq(Mod(value=Sum(Pow(Mod(value=...
COMB
NT
COUNT
sympy
LIN_FORM
[ "K2/POLY_ORBIT_HENSEL/SUM_GEOM" ]
b686ff
comb_count_permutations_fixed_v1
null
7
0
[ "K2", "LIN_FORM", "POLY_ORBIT_HENSEL", "SUM_GEOM" ]
4
2.35
2026-02-25T07:07:42.724336Z
{ "verified": true, "answer": 1854, "timestamp": "2026-02-25T07:07:45.074787Z" }
709f20
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 509, "completion_tokens": 9170 }, "timestamp": "2026-03-29T21:55:52.167Z", "answer": 0 }, { "i...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "POLY_ORBIT_HENSEL", "status": "ok_later" }, { "lemma": "SUM_GEOM", "status": "ok_later" }, { "lemma": "V7", "status...
{ "lo": 3.81, "mid": 6.33, "hi": 9.49 }
e887e7
sequence_count_fib_divisible_v1_1874849503_1671
Let $N$ be the number of positive integers $n$ such that $1 \le n \le 5742$ and $n \equiv \left\lfloor \frac{n}{2} \right\rfloor \pmod{11}$. Let $R$ be the number of positive integers $n$ such that $1 \le n \le N$ and the $n$-th Fibonacci number is divisible by 5. Compute $R$.
104
graphs = [ Graph( let={ "_n": Const(5742), "upper": 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))), modulus=Const(value=11))))), ...
NT
null
COUNT
sympy
COUNT_COPRIME_GRID
[ "L3C" ]
73f8b0
sequence_count_fib_divisible_v1
null
6
0
[ "COUNT_COPRIME_GRID", "L3C" ]
2
0.103
2026-02-08T14:01:53.894574Z
{ "verified": true, "answer": 104, "timestamp": "2026-02-08T14:01:53.997617Z" }
202977
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": 1174 }, "timestamp": "2026-02-10T06:17:09.087Z", "answer": 104 }, { "id...
1
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3C", "status": "ok" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" } ]
{ "lo": -5.49, "mid": 0.03, "hi": 6.12 }
b04b84
nt_max_prime_below_v1_717093673_2554
Let $m = 88$, and let $d_{\text{max}}$ be the largest positive divisor of $7832$ that is less than or equal to $m$. Let $P$ be the set of all positive integers $p$ for which there exists a positive integer $q$ such that $pq = 54$, $\gcd(p, q) = 1$, and $p < q$. Let $t$ be the number of elements in $P$. Let $n_{\text{ma...
33,320
graphs = [ Graph( let={ "_m": Const(88), "_n": MaxOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(1)), Leq(Var("d"), Ref("_m")), Divides(divisor=Var("d"), dividend=Const(7832))))), "upper": Const(65536), "result": MaxOverSet(set=Soluti...
NT
null
EXTREMUM
sympy
MAX_DIVISOR
[ "MAX_DIVISOR/COPRIME_PAIRS" ]
d8f78a
nt_max_prime_below_v1
negation_mod
3
0
[ "COPRIME_PAIRS", "MAX_DIVISOR" ]
2
5.105
2026-02-08T16:56:18.646553Z
{ "verified": true, "answer": 33320, "timestamp": "2026-02-08T16:56:23.751978Z" }
7a3613
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 198, "completion_tokens": 2364 }, "timestamp": "2026-02-17T17:00:46.435Z", "answer": 33320 }, ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok_later" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "MAX_DIVISOR", "status": "ok" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V3", "status": "no" }, {...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
07be96
comb_factorial_compute_v1_784195855_6593
Let $m$ be the number of positive integers $p$ for which there exists a positive integer $q$ such that $p \cdot q = 108$, $\gcd(p, q) = 1$, and $p < q$. Let $n$ be the number of integers $t$ with $7 \leq t \leq 20$ such that $t = 2a + 5b$ for some integers $a$ and $b$ satisfying $1 \leq a \leq 5$ and $1 \leq b \leq 2$....
5,040
graphs = [ Graph( let={ "_m": 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=108)), Eq(left=GCD(a=Var(name='p'), b=Var(name='q')), right=Const(value=1)),...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS/LIN_FORM/MAX_PRIME_BELOW" ]
56a8ee
comb_factorial_compute_v1
null
5
0
[ "COPRIME_PAIRS", "LIN_FORM", "MAX_PRIME_BELOW" ]
3
0.002
2026-02-08T08:44:48.717380Z
{ "verified": true, "answer": 5040, "timestamp": "2026-02-08T08:44:48.719840Z" }
e4de48
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 194, "completion_tokens": 1492 }, "timestamp": "2026-02-13T21:03:45.793Z", "answer": 5040 }, {...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok_later...
{ "lo": -7.01, "mid": -4.68, "hi": -2.15 }
bacc41
sequence_fibonacci_compute_v1_1915831931_2855
Let $n$ be the number of ordered pairs $(i,j)$ of positive integers such that $1 \leq i \leq 3$, $1 \leq j \leq 10$, and $\gcd(i,j) = 1$. Let $F_n$ denote the $n$th Fibonacci number, where $F_1 = F_2 = 1$ and $F_k = F_{k-1} + F_{k-2}$ for $k \geq 3$. Compute the remainder when $61067 \cdot F_n$ is divided by $84088$.
17,781
graphs = [ Graph( let={ "_n": Const(61067), "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(3)), right=IntegerRange(start=Const(1), en...
NT
null
COMPUTE
sympy
COUNT_COPRIME_GRID
[ "COUNT_COPRIME_GRID" ]
20ec03
sequence_fibonacci_compute_v1
null
3
0
[ "COUNT_COPRIME_GRID" ]
1
0.002
2026-02-08T17:10:48.486423Z
{ "verified": true, "answer": 17781, "timestamp": "2026-02-08T17:10:48.488127Z" }
2a4b74
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 168, "completion_tokens": 2077 }, "timestamp": "2026-02-17T20:27:29.431Z", "answer": 17781 }, ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V7",...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
023408
nt_count_divisible_and_v1_655260480_3451
Let $d_1$ be the number of positive integers $p$ for which there exists a positive integer $q$ such that $pq = 60$, $\gcd(p, q) = 1$, and $p < q$. Let $d_2 = 6$. Determine the number of positive integers $n$ such that $1 \le n \le 16644$, $n$ is divisible by $d_1$, and $n$ is divisible by $d_2$.
1,387
graphs = [ Graph( let={ "upper": Const(16644), "d1": 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=60)), Eq(left=GCD(a=Var(name='p'), b=Var(...
NT
null
COUNT
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
nt_count_divisible_and_v1
null
3
0
[ "COPRIME_PAIRS" ]
1
1.152
2026-02-08T17:23:18.604021Z
{ "verified": true, "answer": 1387, "timestamp": "2026-02-08T17:23:19.755624Z" }
37b93d
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 150, "completion_tokens": 2124 }, "timestamp": "2026-02-18T00:56:51.611Z", "answer": 1387 }, {...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" }...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
0d637c
alg_qf_psd_count_leq_v1_601307018_300
Let $k = \left|\{ (a_1, b_1) : 1 \leq a_1, b_1 \leq 35,\; 5a_1^2 + 10a_1b_1 + 5b_1^2 = 4500 \}\right|$. Find the number of ordered pairs $(a, b)$ of positive integers with $1 \le a, b \le 59$ such that $$25b^2 - 46ab + k a^2 \leq 40016.$$
2,937
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"), Const(59)), Geq(Var("b"), Const(1)), Leq(Var("b"), Const(59)), Leq(Sum(Mul(Const(25), Pow(Var("b"), Const(2))...
ALG
null
COUNT
sympy
QF_PSD_COUNT
[ "QF_PSD_COUNT" ]
09ce67
alg_qf_psd_count_leq_v1
null
5
0
[ "QF_PSD_COUNT" ]
1
0.019
2026-03-10T00:50:35.021926Z
{ "verified": true, "answer": 2937, "timestamp": "2026-03-10T00:50:35.040886Z" }
883624
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 230, "completion_tokens": 8476 }, "timestamp": "2026-03-28T22:45:45.416Z", "answer": 3269 }, { ...
0
[ { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT", "status": "ok" } ]
{ "lo": 5.22, "mid": 7.83, "hi": 10 }
81ad30
modular_mod_compute_v1_2051736721_2124
Compute the remainder when $84681$ is divided by $11025$.
7,506
graphs = [ Graph( let={ "a": Const(84681), "m": Const(11025), "result": Mod(value=Ref("a"), modulus=Ref("m")), }, goal=Ref("result"), ) ]
NT
null
COMPUTE
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW" ]
dc3ad3
modular_mod_compute_v1
null
2
0
[ "MAX_PRIME_BELOW" ]
1
0.008
2026-02-08T16:29:37.166563Z
{ "verified": true, "answer": 7506, "timestamp": "2026-02-08T16:29:37.174877Z" }
c7b2da
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 76, "completion_tokens": 472 }, "timestamp": "2026-02-16T07:28:02.318Z", "answer": 169 }, { "id": 11, ...
1
[ { "lemma": "K16", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
d07b55
modular_count_residue_v1_458359167_4638
Let $m = 15$ and let $r$ be the largest prime number not exceeding $5$. Compute the number of positive integers $n \leq 80000$ such that $n \equiv r \pmod{m}$. Let this count be $C$. Find the remainder when $81057 \cdot C$ is divided by $78313$.
70,278
graphs = [ Graph( let={ "_n": Const(5), "upper": Const(80000), "m": Const(15), "r": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), ...
NT
null
COUNT
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW/MAX_PRIME_BELOW" ]
15be89
modular_count_residue_v1
null
4
0
[ "MAX_PRIME_BELOW" ]
1
2.799
2026-02-08T11:57:10.743098Z
{ "verified": true, "answer": 70278, "timestamp": "2026-02-08T11:57:13.542298Z" }
1430c4
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 120, "completion_tokens": 858 }, "timestamp": "2026-02-14T21:18:37.118Z", "answer": 70278 }, {...
1
[ { "lemma": "K13", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "V3", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
f9a1e6
comb_bell_compute_v1_2051736721_5722
Let $e = \sum_{k=0}^{9} (-1)^k \binom{9}{k}$. Define $a = 3 + e$ and $b = 5$, and let $n_1 = a + b$. Let $t = \sum_{k_1=0}^{n_1} (-1)^{k_1} \binom{n_1}{k_1}$. Define $n = 8 + t$. Compute the $n$-th Bell number, which counts the number of partitions of a set of size $n$. Find the value of this Bell number.
4,140
graphs = [ Graph( let={ "n2": Const(9), "e": Summation(var="k", start=Const(0), end=Ref("n2"), expr=Mul(Pow(Const(-1), Var("k")), Binom(n=Ref("n2"), k=Var("k")))), "a": Sum(Const(3), Ref("e")), "b": Const(5), "n1": Sum(Ref("a"), Ref("b")), ...
COMB
null
COMPUTE
sympy
BINOMIAL_ALTERNATING
[ "BINOMIAL_ALTERNATING" ]
c21569
comb_bell_compute_v1
null
3
2
[ "BINOMIAL_ALTERNATING" ]
1
0.002
2026-02-08T18:44:33.249229Z
{ "verified": true, "answer": 4140, "timestamp": "2026-02-08T18:44:33.251512Z" }
ac819e
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": 584 }, "timestamp": "2026-02-18T19:20:45.881Z", "answer": 4140 }, { ...
1
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "V...
{ "lo": -5.39, "mid": -2.64, "hi": 0.63 }
d60201
nt_sum_gcd_range_mod_v1_1520064083_3075
Let $m = 17303$ and let $d$ be the smallest divisor of $m$ that is at least $2$. Let $N = \sum_{k=1}^{104} k$ and let $k = 120$. Define $S = \sum_{n=1}^{N} \gcd(n, k)$. Let $r$ be the remainder when $S$ is divided by $11471$. Compute the Bell number of $|r| \bmod d$.
203
graphs = [ Graph( let={ "_m": Const(17303), "_n": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(2)), Divides(divisor=Var("d"), dividend=Ref("_m"))))), "N": Summation(var="k", start=Const(1), end=Const(104), expr=Var("k")), "k": Co...
NT
COMB
COMPUTE
sympy
LIOUVILLE_MINUS_ONE
[ "MIN_PRIME_FACTOR/SUM_ARITHMETIC" ]
d04c64
nt_sum_gcd_range_mod_v1
bell_mod
7
0
[ "LIOUVILLE_MINUS_ONE", "MIN_PRIME_FACTOR", "SUM_ARITHMETIC" ]
3
0.779
2026-02-08T05:27:05.152617Z
{ "verified": true, "answer": 203, "timestamp": "2026-02-08T05:27:05.931966Z" }
a5671f
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 149, "completion_tokens": 1765 }, "timestamp": "2026-02-12T08:43:31.024Z", "answer": 203 }, { ...
1
[ { "lemma": "K14", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemm...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
f47d0c
comb_count_surjections_v1_1353956133_308
Let $n = 6$ and $k = 3$. The number of ways to partition a set of $n$ labeled elements into $k$ nonempty unlabeled subsets is given by the Stirling number of the second kind, $S(n,k)$. Multiplying by $k!$ gives the number of surjective functions from a set of $n$ elements to a set of $k$ elements. Let this value be $R$...
300
graphs = [ Graph( let={ "n": Const(6), "k": Const(3), "result": Mul(Factorial(Ref("k")), Stirling2(n=Ref(name='n'), k=Ref(name='k'))), "_c": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(28)), right=IntegerRange(start=Const(1), ...
COMB
null
COUNT
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN" ]
009729
comb_count_surjections_v1
negation_mod
4
0
[ "COUNT_CARTESIAN" ]
1
0.002
2026-02-08T11:23:55.074998Z
{ "verified": true, "answer": 300, "timestamp": "2026-02-08T11:23:55.077100Z" }
8a0075
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": 3113 }, "timestamp": "2026-02-24T13:40:28.948Z", "answer": 300 }, { "id...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status"...
{ "lo": -5.97, "mid": -3.97, "hi": -1.93 }
fadb7c
comb_binomial_compute_v1_1440796553_1468
Let $n_2$ be the number of integers $t$ such that $7 \le t \le 22$ and there exist positive integers $a$, $b$ with $1 \le a \le 2$, $1 \le b \le 6$, and $t = 5a + 2b$. Let $s = \sum_{k=0}^{n_2} (-1)^k \binom{n_2}{k}$. Let $n_1$ be the number of ordered pairs $(a, b)$ such that $1 \le a \le 3$ and $1 \le b \le 4$. Let $...
12,870
graphs = [ Graph( let={ "n2": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=2)), Geq(left=Var(name='b'), right=Const(value=...
COMB
null
COMPUTE
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN/BINOMIAL_ALTERNATING", "LIN_FORM/BINOMIAL_ALTERNATING" ]
30bb38
comb_binomial_compute_v1
null
6
2
[ "BINOMIAL_ALTERNATING", "COUNT_CARTESIAN", "LIN_FORM" ]
3
0.004
2026-02-08T14:01:38.475666Z
{ "verified": true, "answer": 12870, "timestamp": "2026-02-08T14:01:38.479359Z" }
b3bf7d
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 308, "completion_tokens": 1044 }, "timestamp": "2026-02-24T19:33:35.704Z", "answer": 12870 }, { "...
1
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok_later" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemm...
{ "lo": -8.52, "mid": -5.43, "hi": -3.2 }
7c5622
nt_min_phi_inverse_v1_1978505735_5298
Let $m = 15$. Define $s$ to be the minimum value of $x + y$ over all ordered pairs $(x, y)$ of positive integers such that $xy = 17161$. Let $u$ be the number of positive integers $n$ such that $1 \le n \le s$, $n$ is even, and $\gcd(n, m) = 1$. Given that $k = 16$, determine the value of the smallest positive integer ...
17
graphs = [ Graph( let={ "_m": Const(15), "_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(17161)))), expr=Sum(Var("x"), Var("y")))),...
NT
null
EXTREMUM
sympy
COUNT_FIB_DIVISIBLE
[ "B3/C5" ]
cde3b3
nt_min_phi_inverse_v1
null
5
0
[ "B3", "C5", "COUNT_FIB_DIVISIBLE" ]
3
0.031
2026-02-08T18:53:14.168716Z
{ "verified": true, "answer": 17, "timestamp": "2026-02-08T18:53:14.199654Z" }
e5ca22
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": 2000 }, "timestamp": "2026-02-18T20:26:10.505Z", "answer": 17 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "C5", "status": "ok_later" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
15cb0f
geo_count_lattice_triangle_v1_717093673_3632
Consider the triangle with vertices at $(0,0)$, $(200,121)$, and $(66,121)$. The area of this triangle is $\frac{1}{2} \cdot \text{base} \cdot \text{height}$, but we compute twice the area as an integer. Let \[ \text{area}_{2x} = \left| 2 \cdot \left( 200 \cdot 121 + 66 \cdot (0 - 121) \right) \right|. \] Let the numbe...
8,035
graphs = [ Graph( let={ "_n": Const(121), "area_2x": Abs(arg=Sum(Mul(Const(value=200), Const(value=121)), Mul(Const(value=66), Sub(left=Const(value=0), right=Const(value=121))))), "boundary": Sum(GCD(a=Abs(arg=Const(value=200)), b=Abs(arg=Ref(name='_n'))), GCD(a=Abs(arg=S...
ALG
NT
COUNT
sympy
C5
[ "C5" ]
1d9668
geo_count_lattice_triangle_v1
null
4
0
[ "C5" ]
1
0.01
2026-02-08T17:43:56.642962Z
{ "verified": true, "answer": 8035, "timestamp": "2026-02-08T17:43:56.653118Z" }
ae67f4
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 268, "completion_tokens": 1735 }, "timestamp": "2026-02-18T07:14:07.352Z", "answer": 8035 }, {...
1
[ { "lemma": "C5", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
0092f9
alg_poly3_sum_v1_601307018_1798
Compute the remainder when $$\sum_{\substack{1 \leq a \leq 47 \\ 1 \leq b \leq 47 \\ 1 \leq c \leq 47}} \left( -69a^3 - 180a^2b - 63a^2c + 54ab^2 + 252abc + 108b^2c - 54b^3 - 234bc^2 - 153ac^2 + c^3 \cdot \left|\left\{ v : 5 \leq v \leq 980,\ \exists\, 1 \leq a' \leq 14,\ 1 \leq b' \leq 14\ \text{s.t.}\ 4a'^2 - 4a'b' +...
77,509
graphs = [ Graph( let={ "_n": Const(47), "result": Mod(value=SumOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b"), Var("c")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Const(47)), Geq(Var("b"), Const(1)), Leq(Var("b"), Ref("_n")), Geq(Var("c")...
ALG
null
COMPUTE
sympy
QF_PSD_DISTINCT
[ "QF_PSD_DISTINCT" ]
a8f9cb
alg_poly3_sum_v1
null
5
0
[ "QF_PSD_DISTINCT" ]
1
0.375
2026-03-10T02:32:36.046620Z
{ "verified": true, "answer": 77509, "timestamp": "2026-03-10T02:32:36.421292Z" }
1a3b33
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 311, "completion_tokens": 27536 }, "timestamp": "2026-03-29T03:27:32.646Z", "answer": 77509 }, { ...
1
[ { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_DISTINCT", "status": "ok" } ]
{ "lo": 3.99, "mid": 6.11, "hi": 9.15 }
52e3cd
modular_count_residue_v1_655260480_4960
Let $m$ be the number of integers $j$ with $0 \le j \le 131$ such that $\binom{131}{j}$ is odd. Let $\text{result}$ be the number of positive integers $n$ with $1 \le n \le 40320$ such that $n \equiv 0 \pmod{m}$. Compute $68121 - \text{result}$.
63,081
graphs = [ Graph( let={ "_n": Const(131), "upper": Const(40320), "m": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Ref("_n")), Eq(Mod(value=Binom(n=Const(131), k=Var("j")), modulus=Const(2)), Const(1))), domain='nonnegat...
ALG
COMB
COUNT
sympy
V8
[ "V8" ]
86348e
modular_count_residue_v1
null
6
0
[ "V8" ]
1
1.258
2026-02-08T18:13:38.289800Z
{ "verified": true, "answer": 63081, "timestamp": "2026-02-08T18:13:39.548066Z" }
4493f7
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 132, "completion_tokens": 1486 }, "timestamp": "2026-02-18T15:27:10.420Z", "answer": 63081 }, ...
1
[ { "lemma": "K14", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V8", "status": "ok" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -3.12, "mid": 1.47, "hi": 6.57 }
e368b8
modular_count_residue_v1_1520064083_1283
Compute the number of integers $n$ such that $1 \le n \le 85264$ and $n \equiv 0 \pmod{3}$.
28,421
graphs = [ Graph( let={ "upper": Const(85264), "m": Const(3), "r": Const(0), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), EulerPhi(n=Const(2))), Leq(Var("n"), Ref("upper")), Eq(Mod(value=Var("n"), modulus=Ref("m")), Ref("r"...
NT
null
COUNT
sympy
ONE_PHI_2
[ "ONE_PHI_2" ]
e19278
modular_count_residue_v1
null
2
0
[ "ONE_PHI_2" ]
1
6.004
2026-02-08T03:53:59.057162Z
{ "verified": true, "answer": 28421, "timestamp": "2026-02-08T03:54:05.060718Z" }
9725b2
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 130, "completion_tokens": 438 }, "timestamp": "2026-02-18T06:52:34.949Z", "answer": 28421 } ]
2
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "ONE_PHI_2", "status": "ok" }, { "lemma": "V3", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -10, "mid": -6.47, "hi": -2.95 }
9a2b15
nt_lcm_compute_v1_865884756_3227
Let $a = 1628$ and $b = 1251$. Let $m = \operatorname{lcm}(a, b)$. Let $T$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 2209$. Let $s$ be the minimum value of $x + y$ over all pairs $(x, y) \in T$. Let $U$ be the set of all ordered pairs $(x, y)$ of positive integers such that $x + y = ...
58,462
graphs = [ Graph( let={ "_n": Const(2209), "a": Const(1628), "b": Const(1251), "result": LCM(a=Ref("a"), b=Ref("b")), "_c": MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='...
NT
null
COMPUTE
sympy
B3
[ "B3/B1" ]
6cdf3d
nt_lcm_compute_v1
negation_mod
5
0
[ "B1", "B3" ]
2
0.004
2026-02-08T17:14:46.031954Z
{ "verified": true, "answer": 58462, "timestamp": "2026-02-08T17:14:46.036261Z" }
63f1fd
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 198, "completion_tokens": 1348 }, "timestamp": "2026-02-17T22:12:50.566Z", "answer": 58462 }, ...
1
[ { "lemma": "B1", "status": "ok_later" }, { "lemma": "B3", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MOD...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
c7c6f6
antilemma_sum_equals_v1_1978505735_3741
Let $A$ be the set of all integers $t$ such that $16 \leq t \leq 34$ and there exist positive integers $a$ and $b$ with $1 \leq a \leq 3$, $1 \leq b \leq 7$, and $t = 3a + 2b + 11$. Let $m$ be the number of elements in $A$. Determine the number of ordered pairs $(i, j)$ of positive integers such that $i + j = m$ and $1...
12
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=3)), Geq(left=Var(name='b'), right=Const(value=...
COMB
GEOM
COMPUTE
sympy
COUNT_CARTESIAN
[ "LIN_FORM/COUNT_SUM_EQUALS", "COUNT_SUM_EQUALS" ]
ada383
antilemma_sum_equals_v1
null
3
0
[ "COUNT_CARTESIAN", "COUNT_SUM_EQUALS", "LIN_FORM" ]
3
0.091
2026-02-08T17:49:38.564084Z
{ "verified": true, "answer": 12, "timestamp": "2026-02-08T17:49:38.654828Z" }
d6f0b2
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 204, "completion_tokens": 1721 }, "timestamp": "2026-02-18T08:27:58.195Z", "answer": 12 }, { ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V8", "status...
{ "lo": -4.1, "mid": -1.76, "hi": 1.32 }
089fd3
geo_count_lattice_rect_v1_655260480_5485
Let $a = 225$ and $b = 115$. Compute the number of lattice points $(x, y)$ such that $0 \leq x \leq a$ and $0 \leq y \leq b$. Multiply this count by $77617$, and find the remainder when the product is divided by $65068$.
776
graphs = [ Graph( let={ "a": Const(225), "b": Const(115), "result": LatticePointsRect(a=Ref(name='a'), b=Ref(name='b')), "Q": Mod(value=Mul(Const(77617), Ref("result")), modulus=Const(65068)), }, goal=Ref("Q"), ) ]
GEOM
null
COUNT
sympy
[]
geo_count_lattice_rect_v1
null
3
0
null
null
0.001
2026-02-08T18:29:53.508760Z
{ "verified": true, "answer": 776, "timestamp": "2026-02-08T18:29:53.509635Z" }
f504ae
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 115, "completion_tokens": 2336 }, "timestamp": "2026-02-18T17:26:01.316Z", "answer": 776 }, { ...
1
[]
{ "lo": -3.12, "mid": 1.47, "hi": 6.57 }
c8b186
comb_sum_binomial_row_v1_1470522791_614
Let $S$ be the set of all positive integers $p$ for which there exists a positive integer $q$ such that $pq = 18$, $\gcd(p, q) = 1$, and $p < q$. Let $A = |S|$. Define $R = A^{15}$. Compute the remainder when $48259 \cdot R$ is divided by $62715$.
54,902
graphs = [ Graph( let={ "_n": Const(48259), "n": Const(15), "result": Pow(CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), Var(name='q')), right=Const(value=18)), Eq...
NT
null
SUM
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
comb_sum_binomial_row_v1
null
3
0
[ "COPRIME_PAIRS" ]
1
0.001
2026-02-08T13:08:27.586297Z
{ "verified": true, "answer": 54902, "timestamp": "2026-02-08T13:08:27.587765Z" }
d4dcb7
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": 1828 }, "timestamp": "2026-02-15T09:57:30.937Z", "answer": 54902 }, ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V7", "status": "no" ...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
625aa3
diophantine_fbi2_min_v1_784195855_3726
Let $k = 12$, $a = 5$, and $b = \phi(1)$. Define $\text{upper} = 22$. Let $d$ be an integer such that $6 \leq d \leq 22$, $d$ divides $k$, and $\frac{k}{d} \geq 2$. Determine the minimum possible value of such $d$, and denote this value by $r$. Compute the sum $$\sum_{n=1}^{|r|} \tau(n),$$ where $\tau(n)$ denotes the n...
14
graphs = [ Graph( let={ "k": Const(12), "a": Const(5), "b": EulerPhi(n=Const(1)), "upper": Const(22), "result": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(6)), Leq(Var("d"), Ref("upper")), Divides(divisor=Var("d"), ...
NT
null
EXTREMUM
sympy
MAX_PRIME_BELOW
[ "ONE_PHI_1" ]
f6b5a5
diophantine_fbi2_min_v1
null
3
0
[ "MAX_PRIME_BELOW", "ONE_PHI_1" ]
2
0.021
2026-02-08T06:35:41.654957Z
{ "verified": true, "answer": 14, "timestamp": "2026-02-08T06:35:41.675501Z" }
df75ac
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 223, "completion_tokens": 674 }, "timestamp": "2026-02-19T11:45:48.696Z", "answer": 14 } ]
2
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "ONE_PHI_1", "stat...
{ "lo": -10, "mid": -6.47, "hi": -2.95 }
636a1a
algebra_poly_eval_v1_1978505735_8162
Let $d$ be the smallest divisor of $77$ that is at least $2$. Compute $d \cdot 10^2 - 6 \cdot 10 - 6$.
634
graphs = [ Graph( let={ "_n": Const(2), "n": Const(10), "result": Sum(Mul(MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(2)), Divides(divisor=Var("d"), dividend=Const(77))))), Pow(Ref("n"), Ref("_n"))), Mul(Const(-6), Ref("n")), Const(-6)), ...
NT
null
COMPUTE
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR" ]
bc3776
algebra_poly_eval_v1
null
3
0
[ "MIN_PRIME_FACTOR" ]
1
0.004
2026-02-08T20:41:53.247253Z
{ "verified": true, "answer": 634, "timestamp": "2026-02-08T20:41:53.250786Z" }
623e5d
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 98, "completion_tokens": 235 }, "timestamp": "2026-02-16T18:52:47.834Z", "answer": 634 }, { "id": 11, ...
2
[ { "lemma": "C2", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status":...
{ "lo": -10, "mid": -7.27, "hi": -4.54 }
16383d
comb_count_partitions_v1_124444284_7409
Let $n_2 = 0$. Define $m = \sum_{k=0}^{n_2} (-1)^k \binom{n_2}{k}$. Let $u = 3$ and $n_1 = u + 1$. Define $s = \sum_{k=0}^{n_1} (-1)^k \binom{n_1}{k}$. Let $n = 40m + s$. Let $p(n)$ denote the number of integer partitions of $n$. Compute the remainder when $44121 \cdot p(n)$ is divided by $54968$.
53,906
graphs = [ Graph( let={ "n2": Const(0), "m": 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(3), "n1": Sum(Ref("u"), Const(1)), "s": Summation(var="k", start=Const(0)...
COMB
null
COUNT
sympy
BINOMIAL_ALTERNATING
[ "BINOMIAL_ALTERNATING" ]
c21569
comb_count_partitions_v1
null
4
2
[ "BINOMIAL_ALTERNATING" ]
1
0.001
2026-02-08T09:06:40.353658Z
{ "verified": true, "answer": 53906, "timestamp": "2026-02-08T09:06:40.354699Z" }
0858cc
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 242, "completion_tokens": 32768 }, "timestamp": "2026-02-24T10:33:48.929Z", "answer": null }, { ...
1
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "...
{ "lo": 1.15, "mid": 4.18, "hi": 6.61 }
3a0d08
nt_sum_divisors_compute_v1_784195855_3892
Let $n = 55696$. Compute the sum of the positive divisors of $n$, and denote this sum by $\sigma(n)$. Let $A$ be the sum $$ \sum_{i=0}^{d-1} \left( \text{digit}_i(\sigma(n)) \cdot (i+1)^2 \right), $$ where $d$ is the number of decimal digits of $\sigma(n)$ and $\text{digit}_i(m)$ denotes the $i$-th digit (starting from...
1,497
graphs = [ Graph( let={ "_n": Const(49), "n": Const(55696), "result": SumDivisors(n=Ref("n")), "_c": Summation(var="k", start=Const(1), end=Const(49), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Ref("_n"), Var("k"))))), "Q": Sum(Summation(var="i", sta...
NT
null
COMPUTE
sympy
K2
[ "K2" ]
b365d9
nt_sum_divisors_compute_v1
digits_weighted_mod
5
0
[ "K2" ]
1
0.003
2026-02-08T06:41:21.646959Z
{ "verified": true, "answer": 1497, "timestamp": "2026-02-08T06:41:21.649623Z" }
ec1bce
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 224, "completion_tokens": 1231 }, "timestamp": "2026-02-13T03:07:10.305Z", "answer": 1497 }, {...
1
[ { "lemma": "DS2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" ...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
67cf22
algebra_quadratic_discriminant_v1_677425708_3051
Let $a = -7$, $b = 4$, and $c = 5$. Compute $b^2 - 4ac$.
156
graphs = [ Graph( let={ "a": Const(-7), "b": Const(4), "c": Const(5), "result": Sub(Pow(Ref("b"), Const(2)), Mul(Const(4), Ref("a"), Ref("c"))), }, goal=Ref("result"), ) ]
NT
null
COMPUTE
sympy
B3
[ "COPRIME_PAIRS" ]
2bb3aa
algebra_quadratic_discriminant_v1
null
2
0
[ "B3", "COPRIME_PAIRS" ]
2
0.03
2026-02-08T05:27:15.054168Z
{ "verified": true, "answer": 156, "timestamp": "2026-02-08T05:27:15.083810Z" }
3dc03a
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 85, "completion_tokens": 170 }, "timestamp": "2026-02-11T22:48:55.779Z", "answer": 156 }, { "id": 11, ...
2
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "V1", "status": "no" } ]
{ "lo": -10, "mid": -7.73, "hi": -5.46 }
1294b5
v7_endings_v1_1116507919_118
Let $k$ be the smallest positive integer such that $1 \leq k \leq 137$ and $2^5$ divides $\binom{137}{k}$. Compute the remainder when $19041 \cdot k$ is divided by $77830$.
34,750
graphs = [ Graph( let={ "_inner_result": MinOverSet(set=SolutionsSet(var=Var("k"), condition=And(Geq(Var("k"), Const(1)), Leq(Var("k"), Const(137)), Geq(MaxKDivides(target=Binom(n=Const(137), k=Var("k")), base=Const(2)), Const(5))))), "_scale_k": Const(19041), "_scaled": ...
NT
null
COMPUTE
sympy
V7
[ "V7" ]
0672d4
v7_endings_v1
null
7
null
[ "V7" ]
1
0.001
2026-02-08T02:26:19.971876Z
{ "verified": true, "answer": 34750, "timestamp": "2026-02-08T02:26:19.973063Z" }
b7324b
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 172, "completion_tokens": 2129 }, "timestamp": "2026-02-08T19:05:00.440Z", "answer": 34850 }, { ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V7", "stat...
{ "lo": 1.07, "mid": 4.17, "hi": 6.6 }
b7f1a6
algebra_poly_eval_v1_784195855_2267
Let $z = 23$ and define $r = 6z^2 - 9z + m$, where $m$ is the largest prime number satisfying $2 \leq m \leq 9$. Let $k$ be the largest integer such that $2^k \leq 1384355567388$. Compute the remainder when $k - r$ is divided by $85042$.
82,108
graphs = [ Graph( let={ "_m": Const(2), "_n": Const(2), "z": Const(23), "result": Sum(Mul(Const(6), Pow(Ref("z"), Ref("_n"))), Mul(Const(-9), Ref("z")), MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Const(9)), I...
NT
null
COMPUTE
sympy
MAX_VAL
[ "MAX_VAL", "MAX_PRIME_BELOW" ]
b61fe9
algebra_poly_eval_v1
negation_mod
3
0
[ "MAX_PRIME_BELOW", "MAX_VAL" ]
2
0.002
2026-02-08T05:37:44.163074Z
{ "verified": true, "answer": 82108, "timestamp": "2026-02-08T05:37:44.165394Z" }
615750
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": 776 }, "timestamp": "2026-02-12T12:04:11.737Z", "answer": 82108 }, {...
1
[ { "lemma": "K16", "status": "same_pattern_wrong" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MAX_VAL", "status": "ok" }, { "lemma": "MOD_SUB", "statu...
{ "lo": -5.55, "mid": -3.01, "hi": 0.32 }
1448c2
nt_sum_divisors_mod_v1_898971024_415
Let $n$ be the sum of all real solutions to the equation $x^2 - 240x - 21700 = 0$. Let $\sigma$ be the sum of all positive divisors of $n$. Compute the remainder when $\sigma$ is divided by $10139$.
744
graphs = [ Graph( let={ "n": SumOverSet(set=SolutionsSet(var=Var("x"), condition=Eq(Sum(Pow(Var("x"), Const(2)), Mul(Const(-240), Var("x")), Const(-21700)), Const(0)))), "M": Const(10139), "sigma": SumDivisors(n=Ref("n")), "result": Mod(value=Ref("sigma"), mod...
NT
null
COMPUTE
sympy
VIETA_SUM
[ "VIETA_SUM" ]
b33a7a
nt_sum_divisors_mod_v1
null
4
0
[ "VIETA_SUM" ]
1
0.003
2026-02-08T15:27:01.071352Z
{ "verified": true, "answer": 744, "timestamp": "2026-02-08T15:27:01.074103Z" }
830830
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 106, "completion_tokens": 543 }, "timestamp": "2026-02-16T06:10:34.421Z", "answer": 744 }, { ...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "VIETA_SUM", "status...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
287308
sequence_lucas_compute_v1_677425708_996
Let $c = 93627$ and $n_0 = 97661$. Let $A$ be the set of all positive integers $n \leq 1200$ such that $30$ divides the $n$-th Fibonacci number. Let $k$ be the number of elements in $A$. Let $n$ be the largest prime number not exceeding $k$. Define $L_n$ to be the $n$-th Lucas number. Compute the remainder when $c \cdo...
80,941
graphs = [ Graph( let={ "_n": Const(97661), "n": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(1200)), Divides(divisor=Const(30), di...
NT
null
COMPUTE
sympy
COUNT_FIB_DIVISIBLE
[ "COUNT_FIB_DIVISIBLE/MAX_PRIME_BELOW" ]
c3fe6d
sequence_lucas_compute_v1
null
7
0
[ "COUNT_FIB_DIVISIBLE", "MAX_PRIME_BELOW" ]
2
0.002
2026-02-08T03:56:44.783377Z
{ "verified": true, "answer": 80941, "timestamp": "2026-02-08T03:56:44.785538Z" }
1fdfc2
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": 3991 }, "timestamp": "2026-02-09T14:40:59.492Z", "answer": 80941 }, { "...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "V7", "status": "no"...
{ "lo": -3.53, "mid": 1.02, "hi": 5.49 }
82c387
antilemma_k2_v1_898971024_1150
Let $m = 149$ and define $n = \sum_{d \mid m} \phi(d)$, where $\phi$ denotes Euler's totient function. Compute $\sum_{k=1}^{n} \phi(k) \left\lfloor \frac{149}{k} \right\rfloor$.
11,175
graphs = [ Graph( let={ "_m": Const(149), "_n": SumOverDivisors(n=Ref(name='_m'), var='d', expr=EulerPhi(n=Var(name='d'))), "x": Summation(var="k", start=Const(1), end=Ref("_n"), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Const(149), Var("k"))))), }, goal=Re...
NT
COMB
COMPUTE
sympy
K13
[ "K3/K2", "K2" ]
c7f244
antilemma_k2_v1
null
5
0
[ "K13", "K2", "K3" ]
3
0.003
2026-02-08T15:58:42.082083Z
{ "verified": true, "answer": 11175, "timestamp": "2026-02-08T15:58:42.085108Z" }
7642f1
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": 751 }, "timestamp": "2026-02-16T17:35:15.655Z", "answer": 11175 }, {...
1
[ { "lemma": "K13", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "K3", "status": "ok" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_F...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
95a5b6
modular_count_residue_v1_124444284_740
Let $A = \gcd(13, 17)$. Compute the sum $\sum_{d \mid A} \mu(d)$, where $\mu$ is the M\"obius function, and denote this sum by $L$. Let $U = 35344$ and $m = 15$. Determine the number of integers $n$ such that $L \leq n \leq U$ and $n \equiv 5 \pmod{15}$.
2,356
graphs = [ Graph( let={ "upper": Const(35344), "m": Const(15), "r": Const(5), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), SumOverDivisors(n=GCD(a=Const(value=13), b=Const(value=17)), var='d', expr=MoebiusMu(n=Var(name='d')...
NT
null
COUNT
sympy
MOBIUS_COPRIME
[ "MOBIUS_COPRIME" ]
ac54ac
modular_count_residue_v1
null
4
0
[ "MOBIUS_COPRIME" ]
1
1.179
2026-02-08T03:29:18.557501Z
{ "verified": true, "answer": 2356, "timestamp": "2026-02-08T03:29:19.736776Z" }
9c3929
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 211, "completion_tokens": 605 }, "timestamp": "2026-02-09T21:19:41.099Z", "answer": 2353 }, { ...
1
[ { "lemma": "K14", "status": "no" }, { "lemma": "MOBIUS_COPRIME", "status": "ok" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -6.51, "mid": -0.31, "hi": 5.43 }
196a6e
lin_form_endings_v1_717093673_265
Let $a = 105$ and $b = 30$. Compute $\gcd(a, b)$, and denote this value by $d$. Let $k = 525$. Define $s = \left\lfloor \frac{k}{\gcd(k, d)} \right\rfloor$. Multiply $s$ by $7395$, and let the result be $t$. Find the remainder when $t$ is divided by $78236$.
24,117
graphs = [ Graph( let={ "a_coeff": Const(105), "b_coeff": Const(30), "k_val": Const(525), "step": GCD(a=Ref("a_coeff"), b=Ref("b_coeff")), "_inner_result": Floor(Div(Ref("k_val"), GCD(a=Ref("k_val"), b=Ref("step")))), "_scale_k": Const(...
COMB
NT
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
lin_form_endings_v1
null
4
null
[ "LIN_FORM" ]
1
0.001
2026-02-08T15:16:17.416058Z
{ "verified": true, "answer": 24117, "timestamp": "2026-02-08T15:16:17.417217Z" }
1af2f9
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 163, "completion_tokens": 503 }, "timestamp": "2026-02-16T05:26:09.450Z", "answer": 10941 }, { "id": 11...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ...
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
44e856
nt_min_coprime_above_v1_1918700295_2421
Let $T$ be the set of all integers $t$ such that $23 \leq t \leq 40$ and $t = 5a + 2b + 16$ for some integers $a \in \{1, 2\}$ and $b \in \{1, 2, \dots, 7\}$. Let $m$ be the number of elements in $T$. Find the smallest integer $n$ such that $21316 < n \leq 21340$ and $\gcd(n, m) = \varphi(1)$. Enter this value of $n$ a...
21,317
graphs = [ Graph( let={ "start": Const(21316), "upper": Const(21340), "modulus": 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(n...
NT
null
EXTREMUM
sympy
LIN_FORM
[ "LIN_FORM", "ONE_PHI_1" ]
e67fb6
nt_min_coprime_above_v1
null
5
0
[ "LIN_FORM", "ONE_PHI_1" ]
2
0.006
2026-02-08T07:52:51.923435Z
{ "verified": true, "answer": 21317, "timestamp": "2026-02-08T07:52:51.929912Z" }
a95fa3
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 232, "completion_tokens": 736 }, "timestamp": "2026-02-20T07:08:18.403Z", "answer": 21317 } ]
2
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "ONE_PHI_1", "status": "ok" }, { "lemma": "V8_SUM", "status": "no" }...
{ "lo": -10, "mid": -6.47, "hi": -2.95 }
cd963a
antilemma_sum_primes_v1_784195855_2634
Let $p$ and $q$ be positive integers such that $pq = 54$, $\gcd(p, q) = 1$, and $p < q$. Let $m$ be the number of such pairs $(p, q)$. Let $S$ be the set of all prime numbers $n$ such that $m \leq n \leq 3$. Compute the sum of all elements in $S$.
5
graphs = [ Graph( let={ "_n": Const(3), "x": SumOverSet(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'), Var(name='q')...
NT
null
COMPUTE
sympy
C3
[ "COPRIME_PAIRS/SUM_PRIMES", "SUM_PRIMES" ]
020700
antilemma_sum_primes_v1
null
5
0
[ "C3", "COPRIME_PAIRS", "SUM_PRIMES" ]
3
0.011
2026-02-08T05:54:46.059251Z
{ "verified": true, "answer": 5, "timestamp": "2026-02-08T05:54:46.070612Z" }
e37ccd
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 183, "completion_tokens": 215 }, "timestamp": "2026-02-18T20:59:51.058Z", "answer": 5 } ]
2
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "SUM_PRIMES", "status":...
{ "lo": -10, "mid": -6.47, "hi": -2.95 }
69bdef
comb_binomial_compute_v1_1742523217_3241
Let $m = 10$ and $n = 63010$. Define $a$ to be the number of nonnegative integers $j \leq 11280$ such that $\binom{11280}{j}$ is odd. Let $S$ be the set of prime numbers $d$ such that $d \geq 2$ and $d$ divides 6. Define $k$ to be the largest prime number $n$ such that $n \leq m$ and $n \geq \min(S)$. Compute the remai...
33,510
graphs = [ Graph( let={ "_m": Const(10), "_n": Const(63010), "n": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Const(11280)), Eq(Mod(value=Binom(n=Const(11280), k=Var("j")), modulus=Const(2)), Const(1))), domain='nonnega...
NT
null
COMPUTE
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR/MAX_PRIME_BELOW", "V8" ]
633099
comb_binomial_compute_v1
null
6
0
[ "MAX_PRIME_BELOW", "MIN_PRIME_FACTOR", "V8" ]
3
0.005
2026-02-08T05:44:47.538215Z
{ "verified": true, "answer": 33510, "timestamp": "2026-02-08T05:44:47.542917Z" }
3581c2
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": 2159 }, "timestamp": "2026-02-12T13:33:39.010Z", "answer": 33510 }, ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma":...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
158ec5
modular_count_residue_v1_677425708_3491
Let $r$ be the minimum value of $x + y$ over all ordered pairs $(x, y)$ of positive integers such that $xy = 4$. Let $m = 10$ and $U = 58081$. Let $N$ be the number of positive integers $n \leq U$ such that $n \equiv r \pmod{m}$. Compute the smallest positive integer $k$ such that the $k$-th Fibonacci number is divisib...
840
graphs = [ Graph( let={ "_n": Const(4), "upper": Const(58081), "m": Const(10), "r": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x")...
NT
null
COUNT
sympy
B3
[ "B3" ]
0cd20d
modular_count_residue_v1
null
6
0
[ "B3" ]
1
4.2
2026-02-08T05:45:13.219498Z
{ "verified": true, "answer": 840, "timestamp": "2026-02-08T05:45:17.419662Z" }
7e44bf
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 150, "completion_tokens": 1756 }, "timestamp": "2026-02-12T14:06:20.543Z", "answer": 840 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "K15", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" } ]
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
34c169
comb_count_derangements_v1_168721529_1041
Let $n = 8$. Let $d_n$ denote the number of derangements of $n$ objects. Let $S$ be the set of all positive integers $n$ such that $1 \leq n \leq 11$ and $n \equiv 0 \pmod{11}$. Let $s$ be the sum of all elements in $S$. Compute the Bell number $B_k$, where $k = d_n \bmod s$.
52
graphs = [ Graph( let={ "n": Const(8), "result": Subfactorial(arg=Ref(name='n')), "Q": Bell(Mod(value=Abs(arg=Ref(name='result')), modulus=SumOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(11)), Eq(Mod(value=Var("n"), mod...
COMB
null
COUNT
sympy
SUM_DIVISIBLE
[ "SUM_DIVISIBLE" ]
0fae4f
comb_count_derangements_v1
bell_mod
3
0
[ "SUM_DIVISIBLE" ]
1
0.004
2026-02-08T13:26:00.756070Z
{ "verified": true, "answer": 52, "timestamp": "2026-02-08T13:26:00.760146Z" }
b60df4
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 214, "completion_tokens": 1171 }, "timestamp": "2026-02-09T12:51:39.605Z", "answer": 52 }, { "id"...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "SUM_DIVISIBLE", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SUM",...
{ "lo": -2.77, "mid": -0.49, "hi": 2.44 }
175e27
nt_count_divisible_and_v1_151522320_1692
Let $d_1$ be the number of integers $t$ with $15 \leq t \leq 42$ for which there exist positive integers $a \leq 4$ and $b \leq 2$ such that $$ t = 6a + 9b. $$ Let $d_2 = 12$. Define $N$ to be the number of positive integers $n \leq 52368$ that are divisible by both $d_1$ and $d_2$. Compute the remainder when $74169 \c...
52,486
graphs = [ Graph( let={ "_n": Const(53642), "upper": Const(52368), "d1": 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_divisible_and_v1
null
4
0
[ "LIN_FORM" ]
1
3.572
2026-02-08T04:11:53.506408Z
{ "verified": true, "answer": 52486, "timestamp": "2026-02-08T04:11:57.078612Z" }
247147
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 241, "completion_tokens": 1672 }, "timestamp": "2026-02-10T15:38:47.356Z", "answer": 52486 }, { ...
1
[ { "lemma": "K17", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
f8fce7
nt_sum_divisors_compute_v1_865884756_1581
Let $n = 21317$. Compute the sum of all positive divisors of $n$.
21,318
graphs = [ Graph( let={ "n": Const(21317), "result": SumDivisors(n=Ref("n")), }, goal=Ref("result"), ) ]
NT
null
COMPUTE
sympy
MAX_DIVISOR
[ "MAX_DIVISOR/DIVISOR_PARITY/EULER_TOTIENT_SUM" ]
064c83
nt_sum_divisors_compute_v1
null
2
0
[ "DIVISOR_PARITY", "EULER_TOTIENT_SUM", "MAX_DIVISOR" ]
3
0.005
2026-02-08T16:09:42.378733Z
{ "verified": true, "answer": 21318, "timestamp": "2026-02-08T16:09:42.383496Z" }
17a4ce
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 78, "completion_tokens": 484 }, "timestamp": "2026-02-16T06:57:36.701Z", "answer": 21318 }, { "id": 11, ...
2
[ { "lemma": "DIVISOR_PARITY", "status": "ok_later" }, { "lemma": "EULER_TOTIENT_SUM", "status": "ok_later" }, { "lemma": "K17", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MAX_DIVISO...
{ "lo": -10, "mid": -7.27, "hi": -4.54 }
1d7fb3
nt_sum_divisors_mod_v1_677425708_227
Let $n = 45360$ and $M = 10477$. Define $\sigma$ to be the sum of all positive divisors of $n$. Let $\text{result} = \sigma \bmod M$. Define $Q = \text{result} + \phi(|\text{result}| + \phi(1)) + \tau(|\text{result}| + 1)$, where $\phi$ is Euler's totient function and $\tau(k)$ denotes the number of positive divisors o...
2,719
graphs = [ Graph( let={ "n": Const(45360), "M": Const(10477), "sigma": SumDivisors(n=Ref("n")), "result": Mod(value=Ref("sigma"), modulus=Ref("M")), "Q": Sum(Ref("result"), EulerPhi(n=Sum(Abs(arg=Ref(name='result')), EulerPhi(n=Const(1)))), NumDivi...
NT
null
COMPUTE
sympy
ONE_PHI_1
[ "ONE_PHI_1" ]
f6b5a5
nt_sum_divisors_mod_v1
null
4
0
[ "ONE_PHI_1" ]
1
0.002
2026-02-08T03:09:48.466922Z
{ "verified": true, "answer": 2719, "timestamp": "2026-02-08T03:09:48.469148Z" }
77fa9a
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 232, "completion_tokens": 1606 }, "timestamp": "2026-02-08T20:25:11.496Z", "answer": 2563 }, { ...
1
[ { "lemma": "K14", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "ONE_PHI_1", "status": "ok" }, { "lemma": "V3", "status": "no" } ]
{ "lo": 1.06, "mid": 4.17, "hi": 6.6 }
24cbc2
comb_count_partitions_v1_655260480_6036
Let $n$ be the number of integers $t$ with $8 \leq t \leq 49$ for which there exist positive integers $a$ and $b$ such that $1 \leq a \leq 14$, $1 \leq b \leq 6$, and $t = 2a + 3b + 3$. Compute the number of integer partitions of $n$.
37,338
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=14)), Geq(left=Var(name='b'), right=Const(value=...
COMB
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
comb_count_partitions_v1
null
6
0
[ "LIN_FORM" ]
1
0.002
2026-02-08T18:47:28.470869Z
{ "verified": true, "answer": 37338, "timestamp": "2026-02-08T18:47:28.472385Z" }
a9ac66
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": 4784 }, "timestamp": "2026-02-18T19:32:33.523Z", "answer": 37338 }, ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "statu...
{ "lo": -3.12, "mid": 1.47, "hi": 6.57 }
d51f0a
nt_count_phi_equals_v1_124444284_2273
Let $ N $ be the number of ordered pairs $ (x_1, x_2) $ of positive odd integers such that $ x_1 + x_2 = 2592 $. Let $ k = 162 $. Define $ R $ to be the number of positive integers $ n \leq N $ such that $ \phi(n) = k $. Compute the remainder when $ 44121 \cdot R $ is divided by $ 96361 $.
80,123
graphs = [ Graph( let={ "_n": Const(96361), "upper": 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...
NT
null
COUNT
sympy
COMB1
[ "COMB1" ]
567f58
nt_count_phi_equals_v1
null
7
0
[ "COMB1" ]
1
0.091
2026-02-08T04:34:04.893495Z
{ "verified": true, "answer": 80123, "timestamp": "2026-02-08T04:34:04.984346Z" }
658e91
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 206, "completion_tokens": 4730 }, "timestamp": "2026-02-10T17:14:29.779Z", "answer": 80123 }, { ...
1
[ { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "VAL_SUM_EQ", "statu...
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
56a6b2
nt_sum_totient_over_divisors_v1_349078426_69
Let $ n $ be the number of integers $ t $ such that $ 22 \leq t \leq 18040 $ and there exist positive integers $ a \leq 908 $ and $ b \leq 666 $ satisfying $ t = 14a + 8b $. Compute $ \sum_{d \mid n} \phi(d) $, where $ \phi $ denotes Euler's totient function.
8,992
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=908)), Geq(left=Var(name='b'), right=Const(value...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
nt_sum_totient_over_divisors_v1
null
5
0
[ "LIN_FORM" ]
1
0.003
2026-02-08T12:48:31.406705Z
{ "verified": true, "answer": 8992, "timestamp": "2026-02-08T12:48:31.410181Z" }
6894c2
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 132, "completion_tokens": 4811 }, "timestamp": "2026-02-15T05:25:47.753Z", "answer": 8992 }, {...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
7edcb3
sequence_count_fib_divisible_v1_784195855_2529
Let $\phi(n)$ denote the number of positive integers at most $n$ that are relatively prime to $n$. Define $u = \phi(2315)$ with respect to modulus 6, meaning $u$ is the number of positive integers $n \leq 2315$ such that $\gcd(n, 6) = 1$. Let $d = 15$. Compute the number of positive integers $n \leq u$ such that $d$ di...
38
graphs = [ Graph( let={ "_n": Const(6), "upper": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(2315)), Eq(GCD(a=Var("n"), b=Ref("_n")), Const(1))))), "d": Const(15), "result": CountOverSet(set=SolutionsS...
NT
null
COUNT
sympy
C4
[ "C4" ]
08d162
sequence_count_fib_divisible_v1
null
6
0
[ "C4" ]
1
0.066
2026-02-08T05:50:43.138266Z
{ "verified": true, "answer": 38, "timestamp": "2026-02-08T05:50:43.204383Z" }
6536ee
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 152, "completion_tokens": 1184 }, "timestamp": "2026-02-12T14:49:12.929Z", "answer": 38 }, { ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "C4", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" } ]
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
7a2eb3
modular_count_residue_v1_1915831931_2634
Let $S$ be the set of all positive integers $n$ such that $1 \leq n \leq 58081$ and $n \equiv 2 \pmod{7}$. Let $c$ be the largest prime number $n_1$ such that $2 \leq n_1 \leq 7010$. Define $$ r_1 = |S| \bmod 199, \quad r_2 = |S| \bmod 499. $$ Compute the remainder when $r_1 + c \cdot r_2$ is divided by $69385$.
47,518
graphs = [ Graph( let={ "upper": Const(58081), "m": Const(7), "r": Const(2), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("upper")), Eq(Mod(value=Var("n"), modulus=Ref("m")), Ref("r"))))), ...
NT
null
COUNT
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW" ]
08a653
modular_count_residue_v1
two_moduli
4
0
[ "MAX_PRIME_BELOW" ]
1
2.972
2026-02-08T17:00:42.430865Z
{ "verified": true, "answer": 47518, "timestamp": "2026-02-08T17:00:45.402544Z" }
e6876c
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 171, "completion_tokens": 2437 }, "timestamp": "2026-02-17T17:16:08.263Z", "answer": 47518 }, ...
1
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" }...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
572af1
geo_count_lattice_rect_v1_1080341949_528
Let $a = 50$ and $b = 183$. Define $R$ to be the number of lattice points in the rectangle $[0, a] \times [0, b]$, including the boundary. Let $c = 41$. Find the remainder when $c - R$ is divided by $76477$.
67,134
graphs = [ Graph( let={ "a": Const(50), "b": Const(183), "result": LatticePointsRect(a=Ref(name='a'), b=Ref(name='b')), "_c": Const(41), "Q": Mod(value=Sub(Ref("_c"), Ref("result")), modulus=Const(76477)), }, goal=Ref("Q"), ) ]
GEOM
null
COUNT
sympy
[]
geo_count_lattice_rect_v1
null
5
0
null
null
0.002
2026-02-08T13:34:01.751761Z
{ "verified": true, "answer": 67134, "timestamp": "2026-02-08T13:34:01.753530Z" }
1e214d
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": 626 }, "timestamp": "2026-02-24T18:35:57.278Z", "answer": 67134 }, { "i...
1
[]
{ "lo": -7.18, "mid": -5, "hi": -3.01 }
8f3973
nt_gcd_compute_v1_677425708_3182
Let $a = 41928$ and $b = 78615$. Let $g = \gcd(a, b)$. Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $x + y = 82$. Let $P$ be the set of all values of $xy$ as $(x, y)$ ranges over $S$. Let $M$ be the maximum element of $P$. Compute the remainder when $M - g$ is divided by 62574.
59,014
graphs = [ Graph( let={ "_n": Const(62574), "a": Const(41928), "b": Const(78615), "result": GCD(a=Ref("a"), b=Ref("b")), "Q": Mod(value=Sub(MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositiv...
NT
null
COMPUTE
sympy
B1
[ "B1" ]
d2b6e1
nt_gcd_compute_v1
negation_mod
4
0
[ "B1" ]
1
0.002
2026-02-08T05:31:32.568577Z
{ "verified": true, "answer": 59014, "timestamp": "2026-02-08T05:31:32.570268Z" }
45a146
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 155, "completion_tokens": 824 }, "timestamp": "2026-02-12T09:58:33.491Z", "answer": 59014 }, {...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -5.55, "mid": -3.01, "hi": 0.32 }
7a19a9
modular_inverse_v1_1431428450_960
Let $T$ be the set of all integers $t$ such that there exist positive integers $a$ and $b$ with $1 \leq a \leq 463$, $1 \leq b \leq 40$, $t = 4a + 14b + 12$, and $30 \leq t \leq 2424$. Let $m$ be the number of elements in $T$. Find the smallest positive integer $x$ such that $1 \leq x \leq m$ and $706x \equiv 1 \pmod{1...
779
graphs = [ Graph( let={ "a": Const(706), "m": Const(1193), "upper": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), rig...
NT
null
EXTREMUM
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
modular_inverse_v1
null
6
0
[ "LIN_FORM" ]
1
0.081
2026-02-08T13:48:40.882192Z
{ "verified": true, "answer": 779, "timestamp": "2026-02-08T13:48:40.963076Z" }
4e91d1
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 167, "completion_tokens": 3716 }, "timestamp": "2026-02-15T20:37:23.097Z", "answer": 779 }, { ...
1
[ { "lemma": "K17", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" } ]
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
041063
alg_poly_orbit_count_v1_1218484723_40
For a non-negative integer $a$, define the sequence: \[ N = (2a^4 - 2a^3 - 5a^2 - 2a + 1) \bmod 61,\quad M = (2N^4 - 2N^3 - 5N^2 - 2N + 1) \bmod 61, \] \[ R = (2M^4 - 2M^3 - 5M^2 - 2M + 1) \bmod 61,\quad S = (2R^4 - 2R^3 - 5R^2 - 2R + 1) \bmod 61, \] \[ T = (2S^4 - 2S^3 - 5S^2 - 2S + 1) \bmod 61. \] Let $Q$ be the numb...
9,160
graphs = [ Graph( let={ "p1": Mod(value=Sum(Mul(Const(2), Pow(Var("a"), Const(4))), Mul(Const(-2), Pow(Var("a"), Const(3))), Mul(Const(-5), Pow(Var("a"), Const(2))), Mul(Const(-2), Var("a")), Const(1)), modulus=Const(61)), "p2": Mod(value=Sum(Mul(Const(2), Pow(Ref("p1"), Const(4))), ...
ALG
null
COUNT
sympy
POLY_ORBIT_COUNT
[ "POLY_ORBIT_COUNT" ]
4ad965
alg_poly_orbit_count_v1
null
6
null
[ "POLY_ORBIT_COUNT" ]
1
0.113
2026-02-25T01:44:35.135876Z
{ "verified": true, "answer": 9160, "timestamp": "2026-02-25T01:44:35.248619Z" }
844979
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 362, "completion_tokens": 32768 }, "timestamp": "2026-03-10T08:17:19.477Z", "answer": null }, { ...
1
[ { "lemma": "POLY_ORBIT_COUNT", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": 3.86, "mid": 5.72, "hi": 7.83 }
cf28f9
antilemma_k3_v1_153355830_2643
Compute $$\sum_{d \mid 45588} \phi(d),$$ where $\phi(d)$ denotes Euler's totient function. Let $x$ be the value of this sum. Find the remainder when $289 - x$ is divided by $59227$.
13,928
graphs = [ Graph( let={ "x": SumOverDivisors(n=Const(value=45588), var='d', expr=EulerPhi(n=Var(name='d'))), "_c": Const(289), "Q": Mod(value=Sub(Ref("_c"), Ref("x")), modulus=Const(59227)), }, goal=Ref("Q"), ) ]
NT
COMB
COMPUTE
sympy
K13
[ "K3" ]
54c41e
antilemma_k3_v1
null
4
0
[ "K13", "K3" ]
2
0.002
2026-02-08T07:15:14.997507Z
{ "verified": true, "answer": 13928, "timestamp": "2026-02-08T07:15:14.999540Z" }
a016bb
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 101, "completion_tokens": 382 }, "timestamp": "2026-02-13T09:20:14.270Z", "answer": 13928 }, {...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V7", "status": "no" } ]
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
15e65e
antilemma_cartesian_v1_655260480_2496
Let $x$ be the number of ordered pairs $(a, b)$ such that $1 \leq a \leq 26$ and $1 \leq b \leq 38$. Let $S$ be the set of all integers $t$ for which there exist integers $a$ and $b$ satisfying $1 \leq a \leq 4$, $1 \leq b \leq 3$, $5 \leq t \leq 17$, and $t = 2a + 3b$. Compute the Bell number of $|x| \bmod |S|$, where...
21,147
graphs = [ Graph( let={ "x": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(26)), right=IntegerRange(start=Const(1), end=Const(38)))), "Q": Bell(Mod(value=Abs(arg=Ref(name='x')), modulus=CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=V...
COMB
GEOM
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM", "COUNT_CARTESIAN" ]
6e491f
antilemma_cartesian_v1
bell_mod
3
0
[ "COUNT_CARTESIAN", "LIN_FORM" ]
2
0.004
2026-02-08T16:47:37.622968Z
{ "verified": true, "answer": 21147, "timestamp": "2026-02-08T16:47:37.626604Z" }
95c737
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 199, "completion_tokens": 1161 }, "timestamp": "2026-02-17T11:24:41.189Z", "answer": 21147 }, ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "sta...
{ "lo": -2.38, "mid": 1.74, "hi": 6.59 }
9f39de
comb_sum_binomial_row_v1_865884756_1353
Let $n = 11$. Let $r$ be the number of positive integers $p$ for which there exists a positive integer $q$ such that $pq = 18$, $\gcd(p, q) = 1$, and $p < q$. Let $m = r^{11}$. Find the smallest positive integer $k$ such that the $k$-th Fibonacci number is divisible by $m + 2$. Determine the value of $k$.
300
graphs = [ Graph( let={ "n": Const(11), "result": Pow(CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), Var(name='q')), right=Const(value=18)), Eq(left=GCD(a=Var(name='p'), b=Var...
NT
null
SUM
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
comb_sum_binomial_row_v1
null
4
0
[ "COPRIME_PAIRS" ]
1
0.002
2026-02-08T15:58:32.756475Z
{ "verified": true, "answer": 300, "timestamp": "2026-02-08T15:58:32.758796Z" }
d25a8e
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": 1742 }, "timestamp": "2026-02-16T17:56:52.578Z", "answer": 300 }, { ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V1", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
493748
comb_bell_compute_v1_1978505735_1754
Let $m = 14$. Define $n$ to be the number of ordered pairs $(i, j)$ of integers such that $1 \le i \le 12$, $1 \le j \le 12$, and $i + j = m$. Let $$ v = \sum_{k_1=0}^{5} (-1)^{k_1} \binom{5}{k_1} $$ and $$ c = \sum_{k=0}^{0} (-1)^k \binom{0}{k}. $$ Define $n'$ to be the number of ordered pairs $(i_1, j_1)$ of integers...
17,157
graphs = [ Graph( let={ "_m": Const(14), "_n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Ref("_m")), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(12)), right=IntegerRange(start=Const(1), end=Co...
COMB
null
COMPUTE
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS/COUNT_SUM_EQUALS/BINOMIAL_ALTERNATING" ]
8f93ab
comb_bell_compute_v1
null
5
2
[ "BINOMIAL_ALTERNATING", "COUNT_SUM_EQUALS" ]
2
0.028
2026-02-08T16:23:27.014429Z
{ "verified": true, "answer": 17157, "timestamp": "2026-02-08T16:23:27.042892Z" }
313d7f
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 344, "completion_tokens": 2419 }, "timestamp": "2026-02-24T20:50:34.808Z", "answer": 17157 }, { ...
1
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok_later" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lem...
{ "lo": 1.98, "mid": 5.23, "hi": 8.52 }
bfa440
algebra_poly_eval_v1_717093673_1553
Let $n_0 = 2$. Let $t$ be the largest prime number $n$ such that $2 \le n \le 15$. Compute the value of $t^3 - 7t^2 + 2t + 2$.
1,042
graphs = [ Graph( let={ "_n": Const(2), "t": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Ref("_n")), Leq(Var("n"), Const(15)), IsPrime(Var("n"))))), "result": Sum(Pow(Ref("t"), Const(3)), Mul(Const(-7), Pow(Ref("t"), Const(2))), Mul(Const(2), Ref...
NT
null
COMPUTE
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW" ]
dc3ad3
algebra_poly_eval_v1
null
3
0
[ "MAX_PRIME_BELOW" ]
1
0.003
2026-02-08T16:10:15.043674Z
{ "verified": true, "answer": 1042, "timestamp": "2026-02-08T16:10:15.046370Z" }
cd13d6
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 111, "completion_tokens": 261 }, "timestamp": "2026-02-16T06:58:47.934Z", "answer": 1016 }, { "id": 11,...
1
[ { "lemma": "K16", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "VAL_SUM_EQ", "s...
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
2decf4
antilemma_sum_equals_v1_1526740231_493
Let $m = 94$. 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 $1 \le i \le 45$ and $1 \le j \le 46$ such that $i + j = n$.
45
graphs = [ Graph( let={ "_m": Const(94), "_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")), R...
COMB
GEOM
COMPUTE
sympy
COUNT_CARTESIAN
[ "COMB1/COUNT_SUM_EQUALS", "COUNT_SUM_EQUALS" ]
3e1adf
antilemma_sum_equals_v1
null
4
0
[ "COMB1", "COUNT_CARTESIAN", "COUNT_SUM_EQUALS" ]
3
0.016
2026-02-08T11:34:06.682554Z
{ "verified": true, "answer": 45, "timestamp": "2026-02-08T11:34:06.698142Z" }
67257e
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": 1812 }, "timestamp": "2026-02-24T14:18:48.958Z", "answer": 45 }, { "id"...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS...
{ "lo": -9.23, "mid": -6.18, "hi": -4.06 }
5e9d3b
comb_sum_binomial_row_v1_1353956133_265
Let $n$ be the number of nonnegative integers $j$ such that $0 \leq j \leq 802$ and $\binom{802}{j}$ is odd. Compute the remainder when $55481 \cdot 2^n$ is divided by $71870$.
27,646
graphs = [ Graph( let={ "_n": Const(2), "n": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Const(802)), Eq(Mod(value=Binom(n=Const(802), k=Var("j")), modulus=Const(2)), Const(1))), domain='nonnegative_integers')), "result...
ALG
COMB
SUM
sympy
V8
[ "V8" ]
86348e
comb_sum_binomial_row_v1
null
6
0
[ "V8" ]
1
0.002
2026-02-08T11:22:30.472633Z
{ "verified": true, "answer": 27646, "timestamp": "2026-02-08T11:22:30.474173Z" }
34aaec
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 172, "completion_tokens": 6627 }, "timestamp": "2026-02-24T13:40:52.002Z", "answer": 27646 }, { "...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V8", "status": "ok" } ]
{ "lo": -2.35, "mid": 1.22, "hi": 4.84 }
eacf72
alg_poly3_sum_v1_1218484723_1389
Let $A = \left|\{ (a_1, b_1) : 1 \leq a_1, b_1 \leq 25,\ 2b_1^2 + 13a_1^2 - 2a_1b_1 \leq 692 \}\right|$ and $B = \left|\{ (a_2, b_2) : 1 \leq a_2, b_2 \leq 25,\ 41a_2^2 - 12a_2b_2 + 20b_2^2 \leq 12473 \}\right|$. Compute the remainder when $$\sum_{\substack{1 \leq a \leq 110 \\ 1 \leq b \leq A}} \left( 250a^3 + 195a b^...
3,806
graphs = [ Graph( let={ "_m": Const(3), "_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(110)), Geq(Var("b"), Const(1)), Leq(Var("b"), CountO...
ALG
null
COMPUTE
sympy
MIN_PRIME_FACTOR
[ "QF_PSD_COUNT_LEQ" ]
009d0f
alg_poly3_sum_v1
null
5
0
[ "MIN_PRIME_FACTOR", "QF_PSD_COUNT_LEQ" ]
2
0.192
2026-02-25T03:07:44.982899Z
{ "verified": true, "answer": 3806, "timestamp": "2026-02-25T03:07:45.174628Z" }
3ef1e2
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 322, "completion_tokens": 17194 }, "timestamp": "2026-03-10T06:46:47.166Z", "answer": 6869 }, { ...
1
[ { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT_LEQ", "status": "ok" } ]
{ "lo": 3.14, "mid": 5.37, "hi": 7.61 }
6ead9b
modular_count_residue_v1_151522320_469
Let $m$ be the minimum value of $x + y$ over all ordered pairs of positive integers $(x, y)$ such that $xy = 81$. Let $r$ be the smallest divisor of $2146981$ that is at least $2$. Determine the value of the number of positive integers $n$ such that $1 \leq n \leq 81225$ and $n \equiv r \pmod{m}$.
4,512
graphs = [ Graph( let={ "_n": Const(2), "upper": Const(81225), "m": 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)))), e...
NT
null
COUNT
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR", "B3" ]
6c6c26
modular_count_residue_v1
null
5
0
[ "B3", "MIN_PRIME_FACTOR" ]
2
2.967
2026-02-08T03:20:52.959241Z
{ "verified": true, "answer": 4512, "timestamp": "2026-02-08T03:20:55.926338Z" }
f2bcc6
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 206, "completion_tokens": 1217 }, "timestamp": "2026-02-10T13:58:42.472Z", "answer": 4512 }, { "i...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "K13", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { ...
{ "lo": -3.46, "mid": 1.03, "hi": 5.49 }
7c7446
diophantine_fbi2_min_v1_1978505735_6760
Let $k$ be the sum of all real solutions $x$ to the equation $x^2 - 77x + 76 = 0$. Let $d$ be the smallest integer such that $4 \leq d \leq 87$, $d$ divides $k$, and $\frac{k}{d} \geq 5$. Determine the value of $d$.
7
graphs = [ Graph( let={ "k": SumOverSet(set=SolutionsSet(var=Var("x"), condition=Eq(Sum(Pow(Var("x"), Const(2)), Mul(Const(-77), Var("x")), Const(76)), Const(0)))), "upper": Const(87), "result": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(4...
NT
null
EXTREMUM
sympy
MIN_PRIME_FACTOR
[ "VIETA_SUM" ]
b33a7a
diophantine_fbi2_min_v1
null
4
0
[ "MIN_PRIME_FACTOR", "VIETA_SUM" ]
2
0.026
2026-02-08T19:47:01.181314Z
{ "verified": true, "answer": 7, "timestamp": "2026-02-08T19:47:01.207249Z" }
6b1fe2
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 138, "completion_tokens": 387 }, "timestamp": "2026-02-16T18:45:44.574Z", "answer": 11 }, { "id": 11, ...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V8_SUM", "status": "no" }, { "lemma": "VIETA_SUM", "status": "ok"...
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
71a5c2
geo_visible_lattice_v1_1918700295_2159
Let $ n = 89 $. Define $ L $ to be the number of ordered pairs $ (x, y) $ of positive integers such that $ 1 \leq x, y \leq n $ and $ \gcd(x, y) = 1 $. Compute the remainder when $ 51173 \cdot L $ is divided by 68188.
37,823
graphs = [ Graph( let={ "n": Const(89), "result": VisibleLatticePoints(n=Ref(name='n')), "Q": Mod(value=Mul(Const(51173), Ref("result")), modulus=Const(68188)), }, goal=Ref("Q"), ) ]
GEOM
null
COUNT
sympy
[]
geo_visible_lattice_v1
null
3
0
null
null
0.357
2026-02-08T07:43:53.366927Z
{ "verified": true, "answer": 37823, "timestamp": "2026-02-08T07:43:53.723852Z" }
b637b0
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 187, "completion_tokens": 16551 }, "timestamp": "2026-02-24T08:24:32.768Z", "answer": 37823 }, { ...
1
[]
{ "lo": 1.15, "mid": 4.18, "hi": 6.61 }
aa8c2c
geo_count_lattice_triangle_v1_1820931509_168
Let the points $A = (111, 70)$, $B = (50, 120)$, and $C = (0, 0)$ define triangle $ABC$. The area of triangle $ABC$ is half the absolute value of $111 \cdot 120 + 50 \cdot (-70)$. Let $b$ be the number of lattice points on the boundary of triangle $ABC$, which is given by the sum of the greatest common divisors of the ...
13,366
graphs = [ Graph( let={ "area_2x": Abs(arg=Sum(Mul(Const(value=111), Const(value=120)), Mul(Const(value=50), Sub(left=Const(value=0), right=Const(value=70))))), "boundary": Sum(GCD(a=Abs(arg=Const(value=111)), b=Abs(arg=Const(value=70))), GCD(a=Abs(arg=Sub(left=Const(value=50), right...
ALG
NT
COUNT
sympy
[]
geo_count_lattice_triangle_v1
null
5
0
null
null
0.005
2026-02-08T11:23:49.690606Z
{ "verified": true, "answer": 13366, "timestamp": "2026-02-08T11:23:49.695822Z" }
f00b7e
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 191, "completion_tokens": 2249 }, "timestamp": "2026-02-14T13:10:31.072Z", "answer": 13366 }, ...
1
[]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
cc7a44
nt_num_divisors_compute_v1_865884756_2780
Let $n = 78400$. Compute the number of positive divisors of $n$.
63
graphs = [ Graph( let={ "n": Const(78400), "result": NumDivisors(n=Ref("n")), }, goal=Ref("result"), ) ]
NT
null
COMPUTE
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR/K2" ]
352a97
nt_num_divisors_compute_v1
null
2
0
[ "K2", "MIN_PRIME_FACTOR" ]
2
0.024
2026-02-08T16:55:58.043260Z
{ "verified": true, "answer": 63, "timestamp": "2026-02-08T16:55:58.067124Z" }
11cb40
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 77, "completion_tokens": 265 }, "timestamp": "2026-02-16T08:40:12.431Z", "answer": 84 }, { "id": 11, ...
1
[ { "lemma": "DS2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K2", "status": "ok_later" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "V3", "status": "no" }, { "lemma": "V8_SUM", "status": "no" }, { "l...
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
1bbdc8
diophantine_fbi2_min_v1_548369836_307
Let $m = 2$, $n = 13$, and $k = 81$. Define $$ \text{upper} = \sum_{k=\phi(2)}^{13} \phi(k) \left\lfloor \frac{\nu_m(7^{2048} - 5^{2048})}{k} \right\rfloor, $$ where $\phi(k)$ is Euler's totient function and $\nu_m(N)$ denotes the largest integer $e$ such that $m^e$ divides $N$. Let $S$ be the set of all integers $d$ s...
9
graphs = [ Graph( let={ "_m": Const(2), "_n": Const(13), "k": Const(81), "upper": Summation(var="k", start=EulerPhi(n=Const(2)), end=Ref("_n"), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(MaxKDivides(target=Sub(Pow(Const(7), Const(2048)), Pow(Const(5), Const(2048...
NT
null
EXTREMUM
sympy
K2
[ "LTE_DIFF_P2/K2", "ONE_PHI_2" ]
a7753d
diophantine_fbi2_min_v1
null
7
0
[ "K2", "LTE_DIFF_P2", "ONE_PHI_2" ]
3
0.044
2026-02-08T02:51:42.132017Z
{ "verified": true, "answer": 9, "timestamp": "2026-02-08T02:51:42.175946Z" }
625331
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 287, "completion_tokens": 909 }, "timestamp": "2026-02-08T20:17:51.715Z", "answer": 9 }, { "id": ...
2
[ { "lemma": "K14", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K2", "status": "ok_later" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "ok" }, { "lemm...
{ "lo": -10, "mid": -6.5, "hi": -3.01 }
762580
lin_form_endings_v1_1125832087_1941
Let $a = 60$ and $b = 48$. Define $\ell$ to be the least common multiple of $a$ and $b$. Let $s = \ell + a + b$. Compute the remainder when $19465 \cdot s$ is divided by $61306$.
30,160
graphs = [ Graph( let={ "a_coeff": Const(60), "b_coeff": Const(48), "k_val": Const(1), "lcm_node": LCM(a=Ref("a_coeff"), b=Ref("b_coeff")), "_inner_result": Sum(Mul(Ref("k_val"), Ref("lcm_node")), Ref("a_coeff"), Ref("b_coeff")), "_scal...
COMB
NT
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
lin_form_endings_v1
null
3
null
[ "LIN_FORM" ]
1
0.002
2026-02-08T04:15:13.771610Z
{ "verified": true, "answer": 30160, "timestamp": "2026-02-08T04:15:13.773203Z" }
b28362
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 172, "completion_tokens": 744 }, "timestamp": "2026-02-10T15:56:13.122Z", "answer": 30160 }, { "...
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": "V7", "status": "no" }, { "lemma": "V8_SUM", ...
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
9823e3
nt_count_coprime_v1_1742523217_1249
Let $k$ be the number of positive integers $p$ for which there exists a positive integer $q$ such that $pq = 6$, $\gcd(p, q) = 1$, and $p < q$. Let $S$ be the set of all integers $n$ with $1 \leq n \leq 61504$ such that $\gcd(n, k) = 1$. Compute the number of elements in $S$.
30,752
graphs = [ Graph( let={ "upper": Const(61504), "k": 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=6)), Eq(left=GCD(a=Var(name='p'), b=Var(na...
NT
null
COUNT
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS", "ONE_PHI_1" ]
81fa00
nt_count_coprime_v1
null
3
0
[ "COPRIME_PAIRS", "ONE_PHI_1" ]
2
5.447
2026-02-08T03:35:00.056875Z
{ "verified": true, "answer": 30752, "timestamp": "2026-02-08T03:35:05.503511Z" }
add073
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 207, "completion_tokens": 554 }, "timestamp": "2026-02-10T05:38:48.249Z", "answer": 30752 }, { "i...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "ONE_PHI_1", "status": "ok" }, { ...
{ "lo": -6.5, "mid": -0.2, "hi": 6.11 }
682260
algebra_poly_eval_v1_238844314_113
Let $t = 13$. Define $r$ to be the value of $$ \frac{4t^3 + \sum_{k=1}^{2} \varphi(k) \left\lfloor \frac{2}{k} \right\rfloor \cdot t^2 - 3t + 7}{59}. $$ Compute the remainder when $25535 \cdot r$ is divided by $66621$.
11,735
graphs = [ Graph( let={ "_n": Const(2), "t": Const(13), "result": Div(Sum(Mul(Const(4), Pow(Ref("t"), Const(3))), Mul(Summation(var="k", start=Const(1), end=Const(2), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Const(2), Var("k"))))), Pow(Ref("t"), Ref("_n"))), Mul(Const(-3)...
NT
null
COMPUTE
sympy
K2
[ "K2" ]
6897ab
algebra_poly_eval_v1
null
4
0
[ "K2" ]
1
0.003
2026-02-08T13:07:42.267762Z
{ "verified": true, "answer": 11735, "timestamp": "2026-02-08T13:07:42.270348Z" }
db8b74
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 134, "completion_tokens": 875 }, "timestamp": "2026-02-15T10:07:43.367Z", "answer": 11735 }, {...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
691b4a
diophantine_product_count_v1_655260480_2621
Let $k = 120$. Let $T$ be the set of all integers $t$ such that $20 \leq t \leq 96$ and there exist positive integers $a$, $b$ with $1 \leq a \leq 5$, $1 \leq b \leq 15$, and $t = 5a + 4b + 11$. Let $u = |T|$. Now consider the set of all positive integers $x$ such that $1 \leq x \leq u$, $x$ divides $k$, and $\frac{k}{...
14
graphs = [ Graph( let={ "k": Const(120), "upper": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=5)), Geq(left=V...
NT
null
COUNT
sympy
L3B
[ "LIN_FORM" ]
7b2633
diophantine_product_count_v1
null
5
0
[ "L3B", "LIN_FORM" ]
2
0.054
2026-02-08T16:52:14.023582Z
{ "verified": true, "answer": 14, "timestamp": "2026-02-08T16:52:14.077759Z" }
183a1e
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": 3050 }, "timestamp": "2026-02-17T13:29:24.126Z", "answer": 14 }, { ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
4ab582
algebra_poly_eval_v1_677425708_1151
Let $m = 3$ and $n = 3$. Compute $$ \left( \sum_{k=1}^{3} \phi(k) \left\lfloor \frac{3}{k} \right\rfloor \right) \cdot 10^4 - 2 \cdot 10^{\sum_{k=1}^{2} \phi(k) \left\lfloor \frac{2}{k} \right\rfloor} + 4 \cdot 10^2 + 2 \cdot 10 + 4. $$
58,424
graphs = [ Graph( let={ "_m": Const(3), "_n": Const(3), "a": Const(10), "result": Sum(Mul(Summation(var="k", start=Const(1), end=Ref("_m"), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Ref("_n"), Var("k"))))), Pow(Ref("a"), Const(4))), Mul(Const(-2), Pow(Ref("a"),...
NT
null
COMPUTE
sympy
K2
[ "K2" ]
6897ab
algebra_poly_eval_v1
null
4
0
[ "K2" ]
1
0.004
2026-02-08T04:01:18.531473Z
{ "verified": true, "answer": 58424, "timestamp": "2026-02-08T04:01:18.535130Z" }
36b2fb
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 234, "completion_tokens": 816 }, "timestamp": "2026-02-09T16:17:48.898Z", "answer": 58424 }, { "i...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -7.01, "mid": -4.68, "hi": -2.15 }
e77501
nt_max_prime_below_v1_1742523217_1039
Let $P$ be the set of all positive integers $p$ for which there exists a positive integer $q$ such that $p \cdot q = 72$, $\gcd(p, q) = 1$, and $p < q$. Let $c = |P|$. Let $T$ be the set of all prime numbers $n$ such that $c \leq n \leq 80089$. Let $\text{result}$ be the largest element of $T$. Compute the remainder wh...
9,479
graphs = [ Graph( let={ "upper": Const(80089), "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
1.862
2026-02-08T03:23:49.198779Z
{ "verified": true, "answer": 9479, "timestamp": "2026-02-08T03:23:51.061130Z" }
0eb766
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 238, "completion_tokens": 6049 }, "timestamp": "2026-02-09T10:12:02.238Z", "answer": 9479 }, { "...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" } ]
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
9b3e4e
comb_sum_binomial_row_v1_168721529_1560
Let $m = 2$ and $n = 58399$. Define $a = 15$ and $R = 2^a$. Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 169$. Let $T$ be the set of all values $x + y$ where $(x, y) \in S$. Let $u$ be the minimum value in $T$. Let $P$ be the set of all prime numbers $k$ such that $m \leq k \leq...
25,654
graphs = [ Graph( let={ "_m": Const(2), "_n": Const(58399), "n": Const(15), "result": Pow(Const(2), Ref("n")), "Q": Mod(value=Sub(MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Ref("_m")), Leq(Var("n"), MinOverSet(set=MapOver...
NT
null
SUM
sympy
B3
[ "B3/MAX_PRIME_BELOW" ]
511ec9
comb_sum_binomial_row_v1
negation_mod
4
0
[ "B3", "MAX_PRIME_BELOW" ]
2
0.002
2026-02-08T13:46:57.540401Z
{ "verified": true, "answer": 25654, "timestamp": "2026-02-08T13:46:57.542418Z" }
e4a0cc
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 267, "completion_tokens": 603 }, "timestamp": "2026-02-09T18:53:54.668Z", "answer": 25654 }, { "i...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" }, { "lemma": "MOD_FACTORIAL", ...
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
7b16a0
comb_sum_binomial_row_v1_1978505735_6186
Let $d$ be the smallest divisor of $634933$ that is at least $2$. Compute the remainder when $34655 \cdot 2^d$ is divided by $99813$.
25,588
graphs = [ Graph( let={ "_n": Const(2), "n": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(2)), Divides(divisor=Var("d"), dividend=Const(634933))))), "result": Pow(Ref("_n"), Ref("n")), "Q": Mod(value=Mul(Const(34655), Ref("result...
NT
null
SUM
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR" ]
bc3776
comb_sum_binomial_row_v1
null
3
0
[ "MIN_PRIME_FACTOR" ]
1
0.002
2026-02-08T19:27:55.746343Z
{ "verified": true, "answer": 25588, "timestamp": "2026-02-08T19:27:55.748044Z" }
5a562d
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 88, "completion_tokens": 1093 }, "timestamp": "2026-02-18T22:30:50.911Z", "answer": 25588 }, {...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V8", "statu...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
f93c24
modular_mod_compute_v1_865884756_5840
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 2458624$. For each pair $(x, y)$, compute $x + y$, and let $m$ be the minimum value among these sums. Compute the remainder when $(-76729) \mod m$ is multiplied by $44121$, and then divided by $89107$.
34,702
graphs = [ Graph( let={ "_n": Const(44121), "a": Const(-76729), "m": 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(2458624)...
NT
null
COMPUTE
sympy
B3
[ "B3" ]
0cd20d
modular_mod_compute_v1
null
5
0
[ "B3" ]
1
0.001
2026-02-08T18:48:08.324298Z
{ "verified": true, "answer": 34702, "timestamp": "2026-02-08T18:48:08.325410Z" }
722d67
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": 2858 }, "timestamp": "2026-02-18T19:44:02.617Z", "answer": 34702 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
73115b
comb_count_derangements_v1_1915831931_4143
Let $S$ be the set of all ordered pairs $(x,y)$ of positive integers such that $xy = 16$. For each such pair, define $s = x + y$. Let $n$ be the minimum value of $s$ over all such pairs. Define $r = !n$, the subfactorial of $n$. Compute the remainder when $37325 \cdot r$ is divided by $95592$.
68,453
graphs = [ Graph( let={ "n": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(16)))), expr=Sum(Var("x"), Var("y")))), "result": Subfactori...
COMB
null
COUNT
sympy
B3
[ "B3" ]
0cd20d
comb_count_derangements_v1
null
3
0
[ "B3" ]
1
0.002
2026-02-08T18:07:43.616328Z
{ "verified": true, "answer": 68453, "timestamp": "2026-02-08T18:07:43.618443Z" }
fcf329
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 136, "completion_tokens": 1953 }, "timestamp": "2026-02-18T14:32:13.168Z", "answer": 68453 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SUM", "status"...
{ "lo": -3.12, "mid": 1.47, "hi": 6.57 }
782333
diophantine_fbi2_count_v1_971394319_1384
Let $ S $ be the set of all divisors $ d $ of $ 60 $ such that $ 6 \leq d \leq 60 $, $ \frac{60}{d} \geq 5 $, and $ \frac{60}{d} \leq \min(T) $, where $ T $ is the set of all integers $ d \geq 2 $ that divide $ 764215259 $. Let $ A $ be the number of elements in $ S $. Let $ R $ be the set of all ordered pairs $ (x, y)...
4,480
graphs = [ Graph( let={ "_m": Const(60), "_n": Const(6), "k": Const(60), "result": CountOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Ref("_n")), Leq(Var("d"), Ref("_m")), Divides(divisor=Var("d"), dividend=Ref("k")), Geq(Div(Ref("k"), Var...
NT
null
COUNT
sympy
B3
[ "B3", "MIN_PRIME_FACTOR" ]
f123d1
diophantine_fbi2_count_v1
quadratic_mod
4
0
[ "B3", "MIN_PRIME_FACTOR" ]
2
0.009
2026-02-08T13:39:46.473786Z
{ "verified": true, "answer": 4480, "timestamp": "2026-02-08T13:39:46.483225Z" }
236004
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 218, "completion_tokens": 3216 }, "timestamp": "2026-02-15T18:58:15.249Z", "answer": 4480 }, {...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok...
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
2fe3b2
modular_mod_compute_v1_677425708_2400
Let $n = 3844$. Let $m$ be the number of positive integers $j$ such that $1 \leq j \leq n$ and $j^5 \leq 839299365868340224$. Compute the remainder when $-73441$ is divided by $m$.
3,439
graphs = [ Graph( let={ "_n": Const(3844), "a": Const(-73441), "m": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(1)), Leq(Var("j"), Ref("_n")), Leq(Pow(Var("j"), Const(5)), Const(839299365868340224))), domain='positive_integers')), ...
NT
null
COMPUTE
sympy
C3
[ "C3" ]
8a214c
modular_mod_compute_v1
null
3
0
[ "C3" ]
1
0.001
2026-02-08T05:01:54.843361Z
{ "verified": true, "answer": 3439, "timestamp": "2026-02-08T05:01:54.844341Z" }
6f4ce5
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 175, "completion_tokens": 6160 }, "timestamp": "2026-02-11T22:46:08.740Z", "answer": 3439 }, { "i...
1
[ { "lemma": "C3", "status": "ok" }, { "lemma": "K15", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -3.45, "mid": 1.15, "hi": 6.18 }
31db8b
sequence_fibonacci_compute_v1_677425708_3229
Let $m$ be the number of integers $t$ with $7 \leq t \leq 35$ for which there exist integers $a$ and $b$ such that $1 \leq a \leq 5$, $1 \leq b \leq 5$, and $t = 4a + 3b$. Let $n$ be the number of positive integers $j$ such that $1 \leq j \leq m$ and $j^k \leq 279841$, where $k$ is the number of positive integers $p$ s...
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=5)), Geq(left=Var(name='b'), right=Const(value=...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS/C3", "LIN_FORM/C3" ]
66bfb5
sequence_fibonacci_compute_v1
null
7
0
[ "C3", "COPRIME_PAIRS", "LIN_FORM" ]
3
0.003
2026-02-08T05:32:29.110301Z
{ "verified": true, "answer": 28657, "timestamp": "2026-02-08T05:32:29.113779Z" }
1f357e
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 203, "completion_tokens": 2751 }, "timestamp": "2026-02-12T11:30:44.363Z", "answer": 28657 }, ...
1
[ { "lemma": "C3", "status": "ok_later" }, { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status":...
{ "lo": -3.51, "mid": 1.33, "hi": 6.56 }
478d69
comb_sum_binomial_row_v1_153355830_1325
Let $n_2 = 7 + \binom{14}{0}$ and $n_1 = \binom{14}{0} - 1$. Define $$ s = \sum_{k=0}^{n_2} (-1)^k \binom{n_2}{k} \quad\text{and}\quad w = \sum_{k=0}^{n_1} (-1)^k \binom{n_1}{k}. $$ Let $n$ be the number of elements in the Cartesian product of the sets $\{1, 2\}$ and $\{1, 2, 3, 4, 5\}$. Define $\text{result} = (2w)^n$...
44,789
graphs = [ Graph( let={ "_n": Const(87641), "u": Const(7), "n2": Sum(Ref("u"), Binom(n=Const(14), k=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")))), "n1": Sub(Bi...
COMB
null
SUM
sympy
BINOMIAL_ALTERNATING
[ "BINOMIAL_ALTERNATING", "COUNT_CARTESIAN", "ZERO_BINOM_0", "ONE_BINOM_0" ]
2a48d5
comb_sum_binomial_row_v1
null
3
2
[ "BINOMIAL_ALTERNATING", "COUNT_CARTESIAN", "ONE_BINOM_0", "ZERO_BINOM_0" ]
4
0.004
2026-02-08T06:19:07.593723Z
{ "verified": true, "answer": 44789, "timestamp": "2026-02-08T06:19:07.597461Z" }
71429b
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 305, "completion_tokens": 1577 }, "timestamp": "2026-02-24T06:00:09.028Z", "answer": 44789 }, { "...
1
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "O...
{ "lo": -2.46, "mid": 0.47, "hi": 3.59 }
d7c962
comb_binomial_compute_v1_1520064083_1605
Let $m$ be the number of nonnegative integers $j$ at most $265$ for which $\binom{265}{j}$ is odd. Let $n$ be the largest positive divisor of $221$ that is at most $m + 5$. Compute $24649 - \binom{n}{7}$.
22,933
graphs = [ Graph( let={ "_m": Const(5), "_n": Sum(CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Const(265)), Eq(Mod(value=Binom(n=Const(265), k=Var("j")), modulus=Const(2)), Const(1))), domain='nonnegative_integers')), Ref("_m")), ...
NT
null
COMPUTE
sympy
V8
[ "V8/MAX_DIVISOR" ]
0dd13c
comb_binomial_compute_v1
null
6
0
[ "MAX_DIVISOR", "V8" ]
2
0.004
2026-02-08T04:08:11.064337Z
{ "verified": true, "answer": 22933, "timestamp": "2026-02-08T04:08:11.068501Z" }
86d41e
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 179, "completion_tokens": 896 }, "timestamp": "2026-02-10T15:26:23.160Z", "answer": 22933 }, { "...
1
[ { "lemma": "L3b", "status": "no" }, { "lemma": "MAX_DIVISOR", "status": "ok_later" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V8", "status": "ok" }, { "l...
{ "lo": -5.55, "mid": -3.01, "hi": 0.33 }
4f1a7b
modular_sum_quadratic_residues_v1_153355830_1582
Let $p$ be the largest prime number not exceeding $582$. Compute $\frac{p(p-1)}{4}$. Determine the value of this quantity.
83,088
graphs = [ Graph( let={ "_n": Const(2), "p": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Ref("_n")), Leq(Var("n"), Const(582)), IsPrime(Var("n"))))), "result": Div(Mul(Ref("p"), Sub(Ref("p"), Const(1))), Const(4)), }, goal=Ref("re...
NT
null
SUM
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW" ]
dc3ad3
modular_sum_quadratic_residues_v1
null
3
0
[ "MAX_PRIME_BELOW" ]
1
0.003
2026-02-08T06:30:02.694816Z
{ "verified": true, "answer": 83088, "timestamp": "2026-02-08T06:30:02.697826Z" }
94026b
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 78, "completion_tokens": 955 }, "timestamp": "2026-02-13T00:51:06.398Z", "answer": 83088 }, { ...
1
[ { "lemma": "K15", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
41bc49
diophantine_fbi2_min_v1_124444284_1481
Let $k = 16$ and let $d$ be an integer such that $2 \leq d \leq 26$, $d$ divides $k$, and $\frac{k}{d} \geq 7$. Determine the value of the smallest such $d$.
2
graphs = [ Graph( let={ "k": Const(16), "a": Const(1), "b": Const(6), "upper": Const(26), "result": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(2)), Leq(Var("d"), Ref("upper")), Divides(divisor=Var("d"), dividend=Ref...
NT
null
EXTREMUM
sympy
LIN_FORM
[ "MOBIUS_COPRIME" ]
ac54ac
diophantine_fbi2_min_v1
null
2
0
[ "LIN_FORM", "MOBIUS_COPRIME" ]
2
0.094
2026-02-08T03:56:04.233319Z
{ "verified": true, "answer": 2, "timestamp": "2026-02-08T03:56:04.327187Z" }
fdb333
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 169, "completion_tokens": 460 }, "timestamp": "2026-02-10T16:16:32.307Z", "answer": 2 }, { "id": ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOBIUS_COPRIME", "status": "ok" }, { "lemma": "V7", "status": "no...
{ "lo": -7.01, "mid": -4.68, "hi": -2.15 }
5bd987
modular_min_modexp_v1_798873815_459
Let $n$ be a positive integer. Define $a = 13$ and $m = 887$. Let $b$ be the number of positive integers $n \le 3505$ such that $5$ divides $n$ and $\gcd(n, 12) = 1$. Let $S$ be the set of all integers $x$ satisfying $\sum_{d\mid\gcd(3,5)} \mu(d) \le x \le 443$ and $a^x \equiv b \pmod{m}$. Compute the minimum value of ...
262
graphs = [ Graph( let={ "_n": Const(3505), "a": Const(13), "b": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("_n")), Divides(divisor=Const(5), dividend=Var("n")), Eq(GCD(a=Var("n"), b=Const(12)), Const(1))))), ...
NT
null
EXTREMUM
sympy
MOBIUS_COPRIME
[ "MOBIUS_COPRIME", "C5" ]
070692
modular_min_modexp_v1
null
7
0
[ "C5", "MOBIUS_COPRIME" ]
2
0.02
2026-02-08T02:38:50.670483Z
{ "verified": true, "answer": 262, "timestamp": "2026-02-08T02:38:50.690740Z" }
ff1f58
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 241, "completion_tokens": 5012 }, "timestamp": "2026-02-09T17:22:18.876Z", "answer": 262 }, { "i...
1
[ { "lemma": "C5", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOBIUS_COPRIME", "status": "ok" }, { "lemma": "V1", "status": "no" }, { "lemm...
{ "lo": -4.56, "mid": 1.23, "hi": 7.53 }
59b823
algebra_quadratic_discriminant_v1_1915831931_1619
Let $a = 3$, $b = 2$, and $n = 11$. Let $c$ be the largest prime number $p$ such that $2 \le p \le n$. Let $T$ be the set of all prime numbers $q$ such that $2 \le q \le 7$. Compute the absolute value of $b^2 - a \cdot c \cdot |T|$.
128
graphs = [ Graph( let={ "_n": Const(11), "a": Const(3), "b": Const(2), "c": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Ref("_n")), IsPrime(Var("n"))))), "result": Sub(Pow(Ref("b"), Const(2)), Mul(...
NT
null
COMPUTE
sympy
K3
[ "MAX_PRIME_BELOW", "COUNT_PRIMES" ]
0c6ade
algebra_quadratic_discriminant_v1
null
2
0
[ "COUNT_PRIMES", "K3", "MAX_PRIME_BELOW" ]
3
0.016
2026-02-08T16:18:50.913595Z
{ "verified": true, "answer": 128, "timestamp": "2026-02-08T16:18:50.929122Z" }
808e72
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 136, "completion_tokens": 370 }, "timestamp": "2026-02-17T01:57:50.757Z", "answer": 128 }, { ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }