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fdfd07
antilemma_k2_v1_124444284_1948
Let $N=320$. For each integer $k$ with $1\le k\le 320$ and each integer $j$ with $1\le j\le 6$, consider the product $\varphi(k)\left\lfloor\dfrac{N}{k}\right\rfloor$, where $\varphi$ is Euler's totient function. Let $$A=\sum_{k=1}^{320}\sum_{j=1}^{6} \varphi(k)\left\lfloor\frac{N}{k}\right\rfloor.$$ Let $$B=\sum_{k=1...
51,360
graphs = [ Graph( let={ "_c": Const(8), "_m": Const(6), "_n": Const(320), "x": Div(Mul(Ref("_m"), SumOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("k"), Var("_j")]), condition=Const(1), domain=CartesianProduct(left=IntegerRange(start=Const(1)...
NT
COMB
COMPUTE
sympy
K13
[ "K2/SUM_INDEPENDENT", "K2" ]
5e8371
antilemma_k2_v1
null
8
0
[ "K13", "K2", "SUM_INDEPENDENT" ]
3
0.003
2026-02-08T04:13:05.306018Z
{ "verified": true, "answer": 51360, "timestamp": "2026-02-08T04:13:05.308760Z" }
0f6332
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 285, "completion_tokens": 1634 }, "timestamp": "2026-02-11T23:35:46.225Z", "answer": 51360 }, { "...
1
[ { "lemma": "DS2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "SUM_INDEPENDENT", "status": "ok_later" }, { "...
{ "lo": -3.86, "mid": -1.04, "hi": 1.59 }
9e3334
comb_count_permutations_fixed_v1_655260480_990
Let $ n $ be the minimum value of $ x + y $ over all pairs of positive integers $ (x, y) $ such that $ xy = 9 $. Let $ k = \sum_{k_1=1}^{2} \phi(k_1) \left\lfloor \frac{2}{k_1} \right\rfloor $. Compute $ \binom{n}{k} \cdot !(n - k) $, where $ !m $ denotes the number of derangements of $ m $ elements.
40
graphs = [ Graph( let={ "_n": Const(9), "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")), Ref("_n")))), expr=Sum(Var("x"), Var("y")))), ...
NT
COMB
COUNT
sympy
B3
[ "B3", "K2" ]
f1ea07
comb_count_permutations_fixed_v1
null
6
0
[ "B3", "K2" ]
2
0.002
2026-02-08T15:51:33.459981Z
{ "verified": true, "answer": 40, "timestamp": "2026-02-08T15:51:33.462397Z" }
37e97e
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 156, "completion_tokens": 805 }, "timestamp": "2026-02-16T15:03:57.795Z", "answer": 40 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
c50ada
nt_count_with_divisor_count_v1_124444284_1974
Let $n = 6$. Consider the set of all ordered pairs $(x, y)$ of positive integers such that $x + y = n$. Let $P$ be the set of all values of $xy$ for such pairs. Let $d$ be the maximum element of $P$. Determine the number of positive integers $m \leq 34225$ such that the number of positive divisors of $m$ is equal to $d...
56
graphs = [ Graph( let={ "_n": Const(6), "upper": Const(34225), "div_count": MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Sum(Var("x"), Var("y")), Ref("_n...
NT
null
COUNT
sympy
EULER_TOTIENT_SUM
[ "B1" ]
5b950e
nt_count_with_divisor_count_v1
null
5
0
[ "B1", "EULER_TOTIENT_SUM" ]
2
5.089
2026-02-08T04:13:42.191147Z
{ "verified": true, "answer": 56, "timestamp": "2026-02-08T04:13:47.279692Z" }
9e4c65
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 204, "completion_tokens": 2563 }, "timestamp": "2026-02-10T15:57:54.728Z", "answer": 56 }, { "id...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ...
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
dc0662
comb_factorial_compute_v1_458359167_0
Let $m = 6$. Let $p$ and $q$ be positive integers such that $pq = 36$, $\gcd(p, q) = 1$, and $p < q$. Let $S$ be the set of all such $p$. Define $n_0$ to be the number of elements in $S$. Let $T$ be the set of all positive integers $n$ such that $n \geq n_0$, $n$ is prime, and $n \leq \max\{xy \mid x, y \in \mathbb{Z}^...
5,040
graphs = [ Graph( let={ "_m": Const(6), "_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=36)), Eq(left=GCD(a=Var(name='p'), b=Var(name='q...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS/MAX_PRIME_BELOW", "B1/MAX_PRIME_BELOW" ]
efa041
comb_factorial_compute_v1
null
4
0
[ "B1", "COPRIME_PAIRS", "MAX_PRIME_BELOW" ]
3
0.013
2026-02-08T02:56:44.271852Z
{ "verified": true, "answer": 5040, "timestamp": "2026-02-08T02:56:44.284537Z" }
154eb5
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 270, "completion_tokens": 1128 }, "timestamp": "2026-02-08T19:57:45.519Z", "answer": 5040 }, { "i...
2
[ { "lemma": "B1", "status": "ok" }, { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "K13", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" }, {...
{ "lo": -10, "mid": -7.73, "hi": -5.46 }
68f2ee
geo_count_lattice_rect_v1_349078426_963
Compute the number of lattice points in the rectangle $[0, 333] \times [0, 187]$, including the boundary.
62,792
graphs = [ Graph( let={ "a": Const(333), "b": Const(187), "result": LatticePointsRect(a=Ref(name='a'), b=Ref(name='b')), }, goal=Ref("result"), ) ]
GEOM
null
COUNT
sympy
[]
geo_count_lattice_rect_v1
null
3
0
null
null
0.001
2026-02-08T13:21:12.915795Z
{ "verified": true, "answer": 62792, "timestamp": "2026-02-08T13:21:12.916535Z" }
5e3f1d
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": 281 }, "timestamp": "2026-02-24T17:50:39.343Z", "answer": 62792 }, { "i...
1
[]
{ "lo": -3.84, "mid": -1.67, "hi": 1.32 }
9a4588
nt_max_prime_below_v1_1520064083_8234
Let $c$ be the number of positive integers $p$ such that there exists a positive integer $q > p$ with $pq = 216$ and $\gcd(p, q) = 1$. Define $S$ to be the set of prime numbers $n$ such that $n \geq c$ and $n \leq 74529$. Let $r$ be the largest element of $S$. Compute the remainder when $36856 \cdot r$ is divided by 77...
50,934
graphs = [ Graph( let={ "upper": Const(74529), "result": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), V...
NT
null
EXTREMUM
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
nt_max_prime_below_v1
null
4
0
[ "COPRIME_PAIRS" ]
1
2.092
2026-02-08T10:05:42.348669Z
{ "verified": true, "answer": 50934, "timestamp": "2026-02-08T10:05:44.440590Z" }
903130
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 151, "completion_tokens": 4485 }, "timestamp": "2026-02-14T06:23:29.795Z", "answer": 50934 }, ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
156971
nt_count_divisors_in_range_v1_1248542787_596
Let $n = 110880$, $a = 85$, and let $b$ be the largest prime number less than or equal to the number of positive integers $t$ with $21 \leq t \leq 1357$ that can be written in the form $5a' + 4b' + 12$ for positive integers $a' \leq 129$ and $b' \leq 175$. Compute the number of positive divisors $d$ of $n$ such that $8...
63
graphs = [ Graph( let={ "_n": Const(2), "n": Const(110880), "a": Const(85), "b": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Ref("_n")), Leq(Var("n"), CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), con...
NT
null
COUNT
sympy
B3
[ "LIN_FORM/MAX_PRIME_BELOW" ]
47006e
nt_count_divisors_in_range_v1
null
6
0
[ "B3", "LIN_FORM", "MAX_PRIME_BELOW" ]
3
0.119
2026-02-08T03:15:15.279210Z
{ "verified": true, "answer": 63, "timestamp": "2026-02-08T03:15:15.398692Z" }
8b93cf
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 230, "completion_tokens": 7490 }, "timestamp": "2026-02-09T18:52:46.519Z", "answer": 63 }, { "id...
1
[ { "lemma": "K17", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V1", "status": "no" }...
{ "lo": -3.49, "mid": 1.84, "hi": 7.55 }
038bb9
alg_qf_psd_sum_v1_1218484723_3490
Let $S$ be the sum over all ordered triples $(a, b, c)$ with $1 \leq a \leq 19$, $1 \leq b \leq 19$, and $1 \leq c \leq N$, where $$N = \left|\left\{ (a_1, b_1) : 1 \leq a_1, b_1 \leq 40,\ 384a_1 b_1^2 + 128a_1^3 + 128b_1^3 + 384a_1^2 b_1 = 1024000 \right\}\right|,$$ of the expression $$-24bc + 10ac + 6c^2 + 4ab + 51b^...
78,188
graphs = [ Graph( let={ "_n": Const(51), "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(19)), Geq(Var("b"), Const(1)), Leq(Var("b"), Const(19)), Geq(Var("c")...
ALG
null
COMPUTE
sympy
POLY3_COUNT
[ "POLY3_COUNT" ]
355dbe
alg_qf_psd_sum_v1
null
5
0
[ "POLY3_COUNT" ]
1
0.026
2026-02-25T05:09:44.392005Z
{ "verified": true, "answer": 78188, "timestamp": "2026-02-25T05:09:44.418219Z" }
d21be8
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 301, "completion_tokens": 3044 }, "timestamp": "2026-03-29T10:33:36.916Z", "answer": 78188 }, { "...
1
[ { "lemma": "POLY3_COUNT", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": -2.45, "mid": 1.37, "hi": 5.29 }
dd4875_n
alg_poly4_sum_v1_1218484723_852
A signal processor evaluates energy levels across a grid of frequencies $a$ and amplitudes $b$. The frequency $a$ ranges from $1$ to the smallest prime factor of $1195154041$, and amplitude $b$ ranges from $1$ to $181$. The energy at each point is $81a^4 + 324a^3b + 486a^2b^2 + 324ab^3 + 97b^4$. What is the total energ...
20,041
ALG
null
COMPUTE
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR" ]
bc3776
alg_poly4_sum_v1
null
5
null
[ "MIN_PRIME_FACTOR" ]
1
0.079
2026-02-25T02:33:51.681133Z
null
de69b3
dd4875
narrative
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 217, "completion_tokens": 8597 }, "timestamp": "2026-03-30T16:05:57.641Z", "answer": 19214 }, { ...
1
[ { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": 1.5, "mid": 4.69, "hi": 7.23 }
cd904d
antilemma_sum_factor_cartesian_v1_153355830_143
Let $S$ be the set of all ordered pairs $(i,j)$ of integers with $1 \leq i \leq 19$ and $1 \leq j \leq 19$. For each such pair, compute $\gcd(7, 11)$, and then compute the sum $$\sum_{d \mid \gcd(7,11)} \mu(d),$$ where $\mu$ denotes the M\"obius function. Let $T$ be the subset of $S$ consisting of all pairs $(i,j)$ for...
36,100
graphs = [ Graph( let={ "x": SumOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=SumOverDivisors(n=GCD(a=Const(value=7), b=Const(value=11)), var='d', expr=MoebiusMu(n=Var(name='d'))), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(1...
NT
null
COMPUTE
sympy
SUM_FACTOR_CARTESIAN
[ "SUM_FACTOR_CARTESIAN", "MOBIUS_COPRIME" ]
1428b5
antilemma_sum_factor_cartesian_v1
null
4
0
[ "MOBIUS_COPRIME", "SUM_FACTOR_CARTESIAN" ]
2
0.001
2026-02-08T02:54:49.727647Z
{ "verified": true, "answer": 36100, "timestamp": "2026-02-08T02:54:49.728550Z" }
cbb0ce
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 270, "completion_tokens": 559 }, "timestamp": "2026-02-08T23:30:36.533Z", "answer": 36100 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MOBIUS_COPRIME", "status": "ok" }, { "lemma": "SUM_FACTOR_CARTESIAN", "status": "ok" }, { "lemma": "V1", "status": "no" }, { ...
{ "lo": -6.49, "mid": 0.51, "hi": 7.52 }
66e16d_n
alg_qf_psd_count_v1_601307018_1217
An engineering team is testing combinations of three design parameters $a$, $b$, and $c$, each an integer between $1$ and $41$ inclusive. The total performance score of a configuration $(a, b, c)$ is given by $$15a^{2} + 18ab + D \cdot c^{2} + 81b^{2} + E \cdot ac + 138bc,$$ where $D$ is the minimum possible value of $...
10
graphs = [ Graph( let={ "_d": Const(18), "_c": Const(2), "_m": Const(81897), "_n": Const(81), "result": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b"), Var("c")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Const(41)...
NT
null
COUNT
sympy
COUNT_FIB_DIVISIBLE
[ "B3_CLOSEST/MAX_PRIME_BELOW/QF_PSD_DISTINCT", "B3_DIFF" ]
ccfc7d
alg_qf_psd_count_v1
null
7
null
[ "B3_CLOSEST", "B3_DIFF", "COUNT_FIB_DIVISIBLE", "MAX_PRIME_BELOW", "QF_PSD_DISTINCT" ]
5
1.264
2026-03-10T01:53:40.000337Z
null
73c2b0
66e16d
narrative
CC BY 4.0
[ { "id": 36, "model": "qwen2.5:3b-32k", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 365, "completion_tokens": 1010 }, "timestamp": "2026-04-23T15:07:43.013Z", "answer": 10 } ]
2
[ { "lemma": "B3_CLOSEST", "status": "ok" }, { "lemma": "B3_DIFF", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma":...
{ "lo": -10, "mid": -5.89, "hi": -1.79 }
a62736
nt_sum_totient_over_divisors_v1_458359167_76
Let $n$ be the number of integers $t$ such that $20 \leq t \leq 12034$ and there exist positive integers $a \leq 158$ and $b \leq 1637$ for which $t = 14a + 6b$. Compute the sum of $\phi(d)$ over all positive divisors $d$ of $n$.
5,996
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=158)), Geq(left=Var(name='b'), right=Const(value...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
nt_sum_totient_over_divisors_v1
null
7
0
[ "LIN_FORM" ]
1
0.006
2026-02-08T02:59:16.274532Z
{ "verified": true, "answer": 5996, "timestamp": "2026-02-08T02:59:16.280472Z" }
da9cba
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 193, "completion_tokens": 1206 }, "timestamp": "2026-02-10T12:01:36.754Z", "answer": 6008 }, { ...
0
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" } ]
{ "lo": 4.62, "mid": 6.54, "hi": 9.53 }
676a8e
geo_visible_lattice_v1_809748730_1418
Let $n = 64$. Define a visible lattice point $(x,y)$ to be a point with integer coordinates such that $1 \leq x, y \leq n$ and $\gcd(x,y) = 1$. Let $v$ be the number of visible lattice points. Find the remainder when $37652 \cdot v$ is divided by $50843$.
23,193
graphs = [ Graph( let={ "n": Const(64), "result": VisibleLatticePoints(n=Ref(name='n')), "_c": Const(37652), "Q": Mod(value=Mul(Ref("_c"), Ref("result")), modulus=Const(50843)), }, goal=Ref("Q"), ) ]
GEOM
null
COUNT
sympy
[]
geo_visible_lattice_v1
null
3
0
null
null
0.422
2026-02-08T12:25:28.570843Z
{ "verified": true, "answer": 23193, "timestamp": "2026-02-08T12:25:28.993163Z" }
ca9f1e
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 190, "completion_tokens": 32768 }, "timestamp": "2026-02-24T15:45:36.009Z", "answer": null }, { ...
1
[]
{ "lo": 3.25, "mid": 5.68, "hi": 8.81 }
b76fae
modular_inverse_v1_1874849503_716
Let $N = 1184$. Compute the number of ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = N$. Let $m$ be this number. Find the smallest positive integer $x$ such that $224x \equiv 1 \pmod{593}$ and $1 \leq x \leq m$.
548
graphs = [ Graph( let={ "_n": Const(1184), "a": Const(224), "m": Const(593), "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...
NT
null
EXTREMUM
sympy
COMB1
[ "COMB1" ]
567f58
modular_inverse_v1
null
5
0
[ "COMB1" ]
1
0.044
2026-02-08T13:16:02.322992Z
{ "verified": true, "answer": 548, "timestamp": "2026-02-08T13:16:02.366908Z" }
46015c
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 194, "completion_tokens": 1493 }, "timestamp": "2026-02-09T20:11:35.985Z", "answer": 548 }, { "id...
1
[ { "lemma": "COMB1", "status": "ok" }, { "lemma": "K14", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -6.96, "mid": -4.56, "hi": -1.46 }
e29b71
comb_count_surjections_v1_865884756_4872
Define $T_1$ to be the set of all integers $t$ such that there exist integers $a$ and $b$ satisfying $1 \leq a \leq 2$, $1 \leq b \leq 5$, $7 \leq t \leq 20$, and $t = 5a + 2b$. Let $m$ be the number of elements in $T_1$. Let $S$ be the set of all ordered pairs $(i, j)$ of integers with $1 \leq i \leq 8$ and $1 \leq j ...
15,120
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=2)), Geq(left=Var(name='b'), right=Const(value=...
COMB
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM/COUNT_SUM_EQUALS" ]
8a3f7a
comb_count_surjections_v1
null
5
0
[ "COUNT_SUM_EQUALS", "LIN_FORM" ]
2
0.063
2026-02-08T18:13:47.649410Z
{ "verified": true, "answer": 15120, "timestamp": "2026-02-08T18:13:47.711935Z" }
a9755c
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 327, "completion_tokens": 1402 }, "timestamp": "2026-02-18T15:48:00.559Z", "answer": 15120 }, ...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok_later" }, { "lemma": "LIN_FORM", "status": "ok" }, { "le...
{ "lo": -3.12, "mid": 1.47, "hi": 6.57 }
86911a
comb_binomial_compute_v1_124444284_669
Let $n = 15$. Let $k$ be the largest prime number such that $2 \leq k \leq 8$. Define $r = \binom{n}{k}$. Compute $$r + \varphi(|r| + 1) + \tau(|r| + 1),$$ where $\varphi(m)$ denotes the number of positive integers less than or equal to $m$ that are relatively prime to $m$, and $\tau(m)$ denotes the number of positive ...
9,657
graphs = [ Graph( let={ "n": Const(15), "k": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Const(8)), IsPrime(Var("n"))))), "result": Binom(n=Ref("n"), k=Ref("k")), "Q": Sum(Ref("result"), EulerPhi(n=Sum(Abs(arg...
NT
null
COMPUTE
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW" ]
dc3ad3
comb_binomial_compute_v1
null
3
0
[ "MAX_PRIME_BELOW" ]
1
0.002
2026-02-08T03:26:39.506798Z
{ "verified": true, "answer": 9657, "timestamp": "2026-02-08T03:26:39.508325Z" }
598ac9
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 222, "completion_tokens": 1385 }, "timestamp": "2026-02-09T20:29:24.967Z", "answer": 9657 }, { "i...
1
[ { "lemma": "DS2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -3.46, "mid": 1.03, "hi": 5.49 }
cbef1e
geo_count_lattice_triangle_v1_1520064083_876
Let $A$ be the area of the triangle with vertices at $(0,0)$, $(180,23)$, and $(60,111)$, multiplied by $2$. Let $B$ be the sum of the greatest common divisors of the absolute differences of the coordinates along each side of the triangle, that is, $$ B = \gcd(180, 23) + \gcd(|60 - 180|, |111 - 23|) + \gcd(60, 111). $$...
64,703
graphs = [ Graph( let={ "area_2x": Abs(arg=Sum(Mul(Const(value=180), Const(value=111)), Mul(Const(value=60), Sub(left=Const(value=0), right=Const(value=23))))), "boundary": Sum(GCD(a=Abs(arg=Const(value=180)), b=Abs(arg=Const(value=23))), GCD(a=Abs(arg=Sub(left=Const(value=60), right...
ALG
NT
COUNT
sympy
[]
geo_count_lattice_triangle_v1
null
3
0
null
null
0.002
2026-02-08T03:38:52.201087Z
{ "verified": true, "answer": 64703, "timestamp": "2026-02-08T03:38:52.203474Z" }
f8c3e9
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": 2311 }, "timestamp": "2026-02-10T15:16:01.449Z", "answer": 64703 }, { "...
1
[]
{ "lo": -3.46, "mid": 1.03, "hi": 5.49 }
5c3afa
nt_sum_divisors_range_v1_655260480_3845
Let $n = 94367$. Consider the set of all ordered pairs $(a, b)$ of positive integers such that $1 \le a \le 74$ and $1 \le b \le 74$. The number of such pairs is $74 \times 74 = 5476$. Let $S$ be the set of positive integers from $1$ to $5476$. Compute the sum of the number of positive divisors of each integer in $S$. ...
89,218
graphs = [ Graph( let={ "_n": Const(94367), "upper": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(74)), right=IntegerRange(start=Const(1), end=Const(74)))), "result": SumOverSet(set=MapOverSet(set=SolutionsSet(var=Var("n"), condition=And(G...
NT
null
SUM
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN" ]
409d7d
nt_sum_divisors_range_v1
null
4
0
[ "COUNT_CARTESIAN" ]
1
0.234
2026-02-08T17:34:38.577740Z
{ "verified": true, "answer": 89218, "timestamp": "2026-02-08T17:34:38.811737Z" }
b25844
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 180, "completion_tokens": 4279 }, "timestamp": "2026-02-18T04:16:57.380Z", "answer": 89218 }, ...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "K18", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
79aac4
antilemma_sum_equals_v1_458359167_2851
Let $d = 17902$. Let $m$ be the number of ordered pairs $(i,j)$ of positive integers such that $i + j = 81$, $1 \le i \le 79$, and $1 \le j \le 80$. Let $n$ be the number of ordered pairs $(i,j)$ of positive integers such that $i + j = m$, $1 \le i \le 79$, and $1 \le j \le 79$. Let $x$ be the number of ordered pairs $...
70,931
graphs = [ Graph( let={ "_d": Const(17902), "_m": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Const(81)), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(79)), right=IntegerRange(start=Const(1), end...
COMB
GEOM
COMPUTE
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS/COMB1/COUNT_SUM_EQUALS", "COMB1", "COUNT_SUM_EQUALS" ]
45fb03
antilemma_sum_equals_v1
affine_mod
4
0
[ "COMB1", "COUNT_SUM_EQUALS" ]
2
0.011
2026-02-08T06:48:13.121181Z
{ "verified": true, "answer": 70931, "timestamp": "2026-02-08T06:48:13.132268Z" }
fe1c6d
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 314, "completion_tokens": 1515 }, "timestamp": "2026-02-24T07:05:01.787Z", "answer": 70831 }, { ...
1
[ { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "statu...
{ "lo": -0.06, "mid": 2.89, "hi": 5.27 }
d34ca4
nt_min_crt_v1_1978505735_1116
Let $m$ be the number of positive integers $p$ for which there exists a positive integer $q$ such that $pq = 24$, $\gcd(p, q) = 1$, and $p < q$. Let $a$ be the largest prime number $n$ such that $m \leq n \leq 3$. Let $b = 7$ and $k = 9$. Find the smallest positive integer $n_1$ such that $1 \leq n_1 \leq 63$, $n_1 \eq...
52
graphs = [ Graph( let={ "_n": Const(3), "m": Const(7), "k": Const(9), "a": 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'), ...
NT
null
EXTREMUM
sympy
LIN_FORM
[ "COPRIME_PAIRS/MAX_PRIME_BELOW" ]
2248fc
nt_min_crt_v1
null
6
0
[ "COPRIME_PAIRS", "LIN_FORM", "MAX_PRIME_BELOW" ]
3
0.049
2026-02-08T15:49:58.246742Z
{ "verified": true, "answer": 52, "timestamp": "2026-02-08T15:49:58.295380Z" }
6f8218
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": 1130 }, "timestamp": "2026-02-16T14:45:25.341Z", "answer": 52 }, { ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" }...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
235bfe
sequence_lucas_compute_v1_865884756_3875
Let $m = 28$. Define $n_1$ to be the largest prime number less than or equal to $m$. Let $n$ be the number of ordered pairs $(i, j)$ of positive integers such that $1 \leq i \leq 21$, $1 \leq j \leq 21$, and $i + j = n_1$. The Lucas sequence is defined by $L_1 = 1$, $L_2 = 3$, and $L_k = L_{k-1} + L_{k-2}$ for $k \...
15,127
graphs = [ Graph( let={ "_m": Const(28), "_n": MaxOverSet(set=SolutionsSet(var=Var("n1"), condition=And(Geq(Var("n1"), Const(2)), Leq(Var("n1"), Ref("_m")), IsPrime(Var("n1"))))), "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Su...
NT
null
COMPUTE
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW/COUNT_SUM_EQUALS" ]
06c6d1
sequence_lucas_compute_v1
null
3
0
[ "COUNT_SUM_EQUALS", "MAX_PRIME_BELOW" ]
2
0.062
2026-02-08T17:38:15.077868Z
{ "verified": true, "answer": 15127, "timestamp": "2026-02-08T17:38:15.139706Z" }
d47c1e
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 180, "completion_tokens": 774 }, "timestamp": "2026-02-18T05:28:20.640Z", "answer": 15127 }, {...
1
[ { "lemma": "COUNT_SUM_EQUALS", "status": "ok_later" }, { "lemma": "K13", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONS...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
a02dd4_l
modular_modexp_compute_v1_1520064083_571
Let $a = 29$. Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 12250000$. Define $e$ to be the minimum value of $x + y$ as $(x, y)$ ranges over $S$. Let $m = 53824$. Compute the remainder when $a^e$ is divided by $m$.
1
NT
null
COMPUTE
sympy
B3
[ "B3" ]
0cd20d
modular_modexp_compute_v1
null
6
0
[ "B3" ]
1
0.001
2026-02-08T03:28:39.653505Z
{ "verified": false, "answer": 21025, "timestamp": "2026-02-08T03:28:39.654635Z" }
035ddd
a02dd4
legacy_text
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 195, "completion_tokens": 1819 }, "timestamp": "2026-02-10T14:36:40.646Z", "answer": 21025 }, { "...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -3.46, "mid": 1.03, "hi": 5.49 }
2401aa
algebra_poly_eval_v1_458359167_5085
Let $k$ be the largest prime number less than or equal to 6. Let $d_{\text{min}}$ be the smallest divisor of 245 that is at least 2. Define $$ \text{result} = d_{\text{min}} \cdot k^4 + 10k^3 - 9k^2 + k - 8. $$ Find the remainder when $44121 \cdot \text{result}$ is divided by 80242.
18,027
graphs = [ Graph( let={ "_m": Const(6), "_n": Const(2), "k": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Ref("_m")), IsPrime(Var("n"))))), "result": Sum(Mul(MinOverSet(set=SolutionsSet(var=Var("d"), condition=...
NT
null
COMPUTE
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR", "MAX_PRIME_BELOW" ]
9f9e96
algebra_poly_eval_v1
null
3
0
[ "MAX_PRIME_BELOW", "MIN_PRIME_FACTOR" ]
2
0.003
2026-02-08T12:16:18.453673Z
{ "verified": true, "answer": 18027, "timestamp": "2026-02-08T12:16:18.456653Z" }
9bda2e
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 145, "completion_tokens": 990 }, "timestamp": "2026-02-14T23:20:05.378Z", "answer": 18027 }, {...
1
[ { "lemma": "K14", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" ...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
4a7342
comb_catalan_compute_v1_548369836_373
Let $n$ be the number of ordered triples $(x_1, x_2, x_3)$ of positive odd integers such that $x_1 + x_2 + x_3 = 9$. Let $c = 10035$. Compute the remainder when $c \cdot C_n$ is divided by $50233$, where $C_n$ denotes the $n$-th Catalan number.
16,145
graphs = [ Graph( let={ "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x1"), Var("x2"), Var("x3")]), condition=And(IsPositive(arg=Var(name='x1')), IsPositive(arg=Var(name='x2')), IsPositive(arg=Var(name='x3')), IsOdd(arg=Var(name='x1')), IsOdd(arg=Var(name='x2')), IsOdd(arg=Var(name...
COMB
null
COMPUTE
sympy
COMB1
[ "COMB1" ]
567f58
comb_catalan_compute_v1
null
5
0
[ "COMB1" ]
1
0.002
2026-02-08T02:53:31.229896Z
{ "verified": true, "answer": 16145, "timestamp": "2026-02-08T02:53:31.231627Z" }
e150f4
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 202, "completion_tokens": 3618 }, "timestamp": "2026-02-08T20:26:02.009Z", "answer": 16145 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ...
{ "lo": -0.15, "mid": 1.46, "hi": 2.88 }
31e3ae
comb_bell_compute_v1_1918700295_1749
Let $p$ and $q$ be positive integers such that $p \cdot q = 26460$, $\gcd(p, q) = 1$, and $p < q$. Let $n$ be the number of such integers $p$. Let $B_n$ denote the $n$-th Bell number, which counts the number of partitions of an $n$-element set. Compute the remainder when $44121 \cdot B_n$ is divided by $99097$.
25,169
graphs = [ Graph( let={ "_n": Const(99097), "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=26460)), Eq(left=GCD(a=Var(name='p'), b=Var(n...
NT
COMB
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
comb_bell_compute_v1
null
4
0
[ "COPRIME_PAIRS" ]
1
0.002
2026-02-08T05:59:22.955644Z
{ "verified": true, "answer": 25169, "timestamp": "2026-02-08T05:59:22.957742Z" }
b217b4
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 146, "completion_tokens": 2273 }, "timestamp": "2026-02-12T17:49:53.080Z", "answer": 25169 }, ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
b5a73c
nt_count_divisible_and_v1_1978505735_6680
Let $S$ be the set of all integers $n$ such that $1 \leq n \leq 70668$, $n$ is divisible by 6, and $n$ is divisible by the number of elements in the set $\{1,2,3\} \times \{1,2,3\}$. Let $c$ be the number of integers $t$ with $5 \leq t \leq 17$ for which there exist positive integers $a \leq 3$ and $b \leq 4$ such that...
1,881
graphs = [ Graph( let={ "upper": Const(70668), "d1": Const(6), "d2": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(3)), right=IntegerRange(start=Const(1), end=Const(3)))), "result": CountOverSet(set=SolutionsSet(var=Var("n"), co...
COMB
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM", "COUNT_CARTESIAN" ]
6e491f
nt_count_divisible_and_v1
bell_mod
5
0
[ "COUNT_CARTESIAN", "LIN_FORM" ]
2
2.249
2026-02-08T19:44:36.017542Z
{ "verified": true, "answer": 1881, "timestamp": "2026-02-08T19:44:38.266794Z" }
e70d66
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 196, "completion_tokens": 1937 }, "timestamp": "2026-02-18T23:24:31.159Z", "answer": 1881 }, {...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_F...
{ "lo": -3.12, "mid": 1.47, "hi": 6.57 }
cb0d1b
sequence_count_fib_divisible_v1_1978505735_3871
Let $N = 3548$. Let $A$ be the set of all positive integers $n$ such that $1 \leq n \leq N$ and $3$ divides the $n$-th Fibonacci number. Let $k$ be the number of elements in $A$. Let $B$ be the set of all integers $t$ such that $7 \leq t \leq 30$ and there exist positive integers $a$ and $b$ with $1 \leq a \leq 4$, $1 ...
29
graphs = [ Graph( let={ "_n": Const(3548), "upper": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("_n")), Divides(divisor=Const(3), dividend=Fibonacci(arg=Var(name='n')))))), "d": CountOverSet(set=SolutionsSet(var=Var...
NT
null
COUNT
sympy
K3
[ "COUNT_FIB_DIVISIBLE", "LIN_FORM" ]
0f3003
sequence_count_fib_divisible_v1
null
6
0
[ "COUNT_FIB_DIVISIBLE", "K3", "LIN_FORM" ]
3
0.078
2026-02-08T17:54:32.840966Z
{ "verified": true, "answer": 29, "timestamp": "2026-02-08T17:54:32.919348Z" }
f5d5df
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 242, "completion_tokens": 1611 }, "timestamp": "2026-02-18T09:51:07.313Z", "answer": 29 }, { ...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "ok" }, { "lemma": "K13", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V7", "status": "no" }...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
cb55ac
geo_count_lattice_rect_v1_784195855_3107
Let $ a = 128 $ and $ b = 258 $. The number of lattice points $ (x, y) $ such that $ 0 \leq x \leq a $ and $ 0 \leq y \leq b $ is denoted by $ L $. Compute the remainder when $ 75931 \cdot L $ is divided by $ 93222 $.
80,355
graphs = [ Graph( let={ "a": Const(128), "b": Const(258), "result": LatticePointsRect(a=Ref(name='a'), b=Ref(name='b')), "Q": Mod(value=Mul(Const(75931), Ref("result")), modulus=Const(93222)), }, goal=Ref("Q"), ) ]
GEOM
null
COUNT
sympy
[]
geo_count_lattice_rect_v1
null
3
0
null
null
0
2026-02-08T06:13:59.307642Z
{ "verified": true, "answer": 80355, "timestamp": "2026-02-08T06:13:59.308130Z" }
471f28
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 192, "completion_tokens": 6679 }, "timestamp": "2026-02-24T05:43:45.566Z", "answer": 80355 }, { "...
1
[]
{ "lo": -0.06, "mid": 2.89, "hi": 5.27 }
17d037
nt_count_intersection_v1_349078426_1325
Let $N = 20000$ and $a = 11$. Let $b$ be the sum $\sum_{k=1}^{3} k$. Determine the number of positive integers $n$ such that $1 \leq n \leq N$, $a$ divides $n$, and $\gcd(n, b) = 1$.
606
graphs = [ Graph( let={ "N": Const(20000), "a": Const(11), "b": Summation(var="k", start=Const(1), end=Const(3), expr=Var("k")), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("N")), Divides(divis...
NT
null
COUNT
sympy
SUM_ARITHMETIC
[ "SUM_ARITHMETIC" ]
eb34f0
nt_count_intersection_v1
null
4
0
[ "SUM_ARITHMETIC" ]
1
0.665
2026-02-08T13:33:30.772351Z
{ "verified": true, "answer": 606, "timestamp": "2026-02-08T13:33:31.437712Z" }
2e2900
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 118, "completion_tokens": 787 }, "timestamp": "2026-02-15T17:50:53.888Z", "answer": 606 }, { ...
1
[ { "lemma": "K13", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "SUM_ARITHMETIC", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SUM", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" }...
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
196db6_l
geo_count_lattice_rect_v1_1742523217_1997
Let $a = 64$ and $b = 14$. Define $R$ to be the number of lattice points in the rectangle $[0, a] \times [0, b]$. Compute the remainder when $$\sum_{n=1}^{R} \phi(n)$$ is divided by $79267$.
0
GEOM
null
COUNT
sympy
IDENTITY_DIV_SELF
[ "IDENTITY_DIV_SELF" ]
b48fad
geo_count_lattice_rect_v1
null
5
0
[ "IDENTITY_DIV_SELF" ]
1
0.02
2026-02-08T04:23:07.606947Z
{ "verified": false, "answer": 51363, "timestamp": "2026-02-08T04:23:07.627183Z" }
ddec20
196db6
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": 178, "completion_tokens": 32768 }, "timestamp": "2026-02-24T00:31:43.462Z", "answer": null }, { ...
1
[ { "lemma": "IDENTITY_DIV_SELF", "status": "ok" } ]
{ "lo": 3.43, "mid": 5.73, "hi": 8.84 }
c4fccc
lin_form_endings_v1_677425708_1640
Let $a = 16$ and $b = 56$. Let $\ell = \text{lcm}(a, b)$. Define $$s = 18397 \cdot (1 \cdot \ell + a + b).$$ Compute the remainder when $s$ is divided by $55043$.
27,425
graphs = [ Graph( let={ "a_coeff": Const(16), "b_coeff": Const(56), "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
2
null
[ "LIN_FORM" ]
1
0.002
2026-02-08T04:21:10.409377Z
{ "verified": true, "answer": 27425, "timestamp": "2026-02-08T04:21:10.411011Z" }
fa0b0e
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 176, "completion_tokens": 666 }, "timestamp": "2026-02-09T22:45:08.324Z", "answer": 27425 }, { "i...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SUM", "status": "no...
{ "lo": -3.46, "mid": 1.03, "hi": 5.49 }
9bf9cc
sequence_fibonacci_compute_v1_1520064083_2972
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $x + y = 20$. Let $P$ be the set of products $xy$ for all $(x, y) \in S$. Let $m$ be the maximum value in $P$. Now, let $T$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = m$. Let $s$ be the minimum value of $x...
6,765
graphs = [ Graph( let={ "_m": Const(20), "_n": MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Sum(Var("x"), Var("y")), Ref("_m")))), expr=Mul(Var("x"), Var("y")))), ...
NT
null
COMPUTE
sympy
B1
[ "B1/B3" ]
80b49d
sequence_fibonacci_compute_v1
null
5
0
[ "B1", "B3" ]
2
0.003
2026-02-08T05:21:33.525280Z
{ "verified": true, "answer": 6765, "timestamp": "2026-02-08T05:21:33.528454Z" }
8bbc00
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 230, "completion_tokens": 866 }, "timestamp": "2026-02-12T07:09:19.944Z", "answer": 6765 }, { ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "B3", "status": "ok_later" }, { "lemma": "DS2", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { ...
{ "lo": -7.01, "mid": -4.68, "hi": -2.15 }
2af9bb
algebra_quadratic_discriminant_v1_124444284_5709
Let $m = 4$. Define $n$ to be the minimum value of $x + y$ over all pairs of positive integers $(x, y)$ such that $xy = m$. Let $a = 2$, $b = -16$, and let $c$ be the largest integer $k$ such that $3^k \leq 11413298$. Compute $b^2 - nac$. Find the value of this result.
144
graphs = [ Graph( let={ "_m": Const(4), "_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")), Ref("_m")))), expr=Sum(Var("x"), Var("y")))), ...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "B3/MAX_VAL" ]
2438e8
algebra_quadratic_discriminant_v1
null
4
0
[ "B3", "COPRIME_PAIRS", "MAX_VAL" ]
3
0.028
2026-02-08T06:46:53.791144Z
{ "verified": true, "answer": 144, "timestamp": "2026-02-08T06:46:53.818771Z" }
ea50d7
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": 561 }, "timestamp": "2026-02-13T05:01:25.300Z", "answer": 144 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "MAX_VAL", "status": "ok_later" }, { "lemma": "V7", "status": "no" }, { "lemm...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
809281
comb_count_permutations_fixed_v1_1439011603_1056
Let $k$ be the number of integers $t$ such that $5 \leq t \leq 14$ and there exist integers $a$ and $b$ with $1 \leq a \leq 4$, $1 \leq b \leq 2$, and $t = 2a + 3b$. Let $n = 11$. Define $N = \binom{n}{k} \cdot !(n - k)$, where $!m$ denotes the number of derangements of $m$ elements. Compute $N$.
330
graphs = [ Graph( let={ "n": Const(11), "k": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=4)), Geq(left=Var(na...
COMB
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
comb_count_permutations_fixed_v1
null
5
0
[ "LIN_FORM" ]
1
0.003
2026-02-08T15:52:48.520359Z
{ "verified": true, "answer": 330, "timestamp": "2026-02-08T15:52:48.523535Z" }
f1f2f8
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 233, "completion_tokens": 768 }, "timestamp": "2026-02-24T18:55:00.378Z", "answer": 330 }, { "id...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "st...
{ "lo": -6.4, "mid": -4.13, "hi": -2.01 }
217a9f
antilemma_v7_kummer_1742523217_38
Let $n = 3$. Let $A$ be the set of all positive integers $k$ such that $1 \leq k \leq 115$ and $k$ is divisible by $115$. Let $N$ be the sum of all elements in $A$. Compute the largest integer $x$ such that $n^x$ divides $\binom{N}{46}$.
2
graphs = [ Graph( let={ "_n": Const(3), "x": MaxKDivides(target=Binom(n=SumOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(115)), Eq(Mod(value=Var("n"), modulus=Const(115)), Const(0))))), k=Const(46)), base=Ref("_n")), }, ...
NT
null
COMPUTE
sympy
SUM_DIVISIBLE
[ "SUM_DIVISIBLE/V7", "V7" ]
3b997e
antilemma_v7_kummer
null
5
null
[ "SUM_DIVISIBLE", "V7" ]
2
0.035
2026-02-08T02:50:44.481730Z
{ "verified": true, "answer": 2, "timestamp": "2026-02-08T02:50:44.516792Z" }
338b5a
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 197, "completion_tokens": 1792 }, "timestamp": "2026-02-09T12:44:17.652Z", "answer": 2 }, { "id":...
2
[ { "lemma": "K16", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "SUM_DIVISIBLE", "status": "ok" }, { ...
{ "lo": -10, "mid": -6.47, "hi": -2.95 }
5859d6
alg_sum_powers_v1_1218484723_7449
Let $M$ be the number of positive integers $k$ with $1 \leq k \leq 1743$ such that $7 \mid k$. Find the remainder when $\sum_{k=1}^{M} k^2$ is divided by the number of integers $t$ in the range $10 \leq t \leq 16150$ that can be expressed as $t = 4a + 6b$ for some integers $a, b$ with $1 \leq a \leq 3796$, $1 \leq b \l...
4,896
graphs = [ Graph( let={ "_m": Const(7), "_n": CountOverSet(set=SolutionsSet(var=Var("k"), condition=And(Geq(Var("k"), Const(1)), Leq(Var("k"), Const(1743)), Divides(divisor=Ref("_m"), dividend=Var("k"))), domain='positive_integers')), "result": Mod(value=Summation(var="k1...
NT
null
COMPUTE
sympy
C2
[ "C2/LIN_FORM" ]
79042e
alg_sum_powers_v1
null
4
0
[ "C2", "LIN_FORM" ]
2
0.016
2026-02-25T08:52:52.278744Z
{ "verified": true, "answer": 4896, "timestamp": "2026-02-25T08:52:52.295234Z" }
f26493
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 238, "completion_tokens": 8764 }, "timestamp": "2026-03-30T04:37:10.272Z", "answer": 4896 }, { "i...
1
[ { "lemma": "C2", "status": "ok" }, { "lemma": "K13", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok_later" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": ...
{ "lo": 1.53, "mid": 4.7, "hi": 7.23 }
bf2bef_n
geo_count_lattice_rect_v1_1218484723_41
A rectangular garden is laid out on a grid with corners at $(0,0)$ and $(21,57)$. Each plant is placed at a lattice point within or on the boundary of the rectangle. How many plants are in the garden? Compute the remainder when $44121$ times this number is divided by $52301$.
22,520
GEOM
GEOM
COUNT
sympy
[]
geo_count_lattice_rect_v1
null
2
null
null
null
0.001
2026-02-25T01:44:35.358144Z
null
0c1aa8
bf2bef
narrative
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 177, "completion_tokens": 2785 }, "timestamp": "2026-03-30T14:41:29.420Z", "answer": 22520 }, { "...
1
[]
{ "lo": -5.37, "mid": 0.23, "hi": 5.22 }
3e3973
comb_factorial_compute_v1_168721529_1431
Let $m = 43$. Define $n_0$ to be the largest integer $k$ such that $43^k$ divides $m^2$. Let $n$ be the smallest positive divisor of $91091$ that is at least $n_0$. Let $r = 45293 \cdot n!$. Find the remainder when $r$ is divided by $82071$.
37,269
graphs = [ Graph( let={ "_m": Const(43), "_n": MaxKDivides(target=Pow(Ref("_m"), Const(2)), base=Const(43)), "n": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Ref("_n")), Divides(divisor=Var("d"), dividend=Const(91091))))), "result": F...
NT
null
COMPUTE
sympy
K14
[ "K14/MIN_PRIME_FACTOR" ]
cab2ed
comb_factorial_compute_v1
null
3
0
[ "K14", "MIN_PRIME_FACTOR" ]
2
0.005
2026-02-08T13:41:57.749293Z
{ "verified": true, "answer": 37269, "timestamp": "2026-02-08T13:41:57.754202Z" }
f93ea9
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 194, "completion_tokens": 3117 }, "timestamp": "2026-02-09T17:02:30.413Z", "answer": 37269 }, { "...
1
[ { "lemma": "DS2", "status": "no" }, { "lemma": "K14", "status": "ok" }, { "lemma": "K16", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok_later" }, { "lemma": "MOD_ADD", "status": "no" }, { ...
{ "lo": -6.5, "mid": -0.2, "hi": 6.11 }
33df4c
nt_lcm_compute_v1_124444284_1600
Let $a$ be the minimum value of $x + y$ over all pairs of positive integers $(x, y)$ such that $xy = 550564$. Let $b$ be the minimum value of $x + y$ over all pairs of positive integers $(x, y)$ such that $xy = 122500$. Compute the least common multiple of $a$ and $b$.
37,100
graphs = [ Graph( let={ "a": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(550564)))), expr=Sum(Var("x"), Var("y")))), "b": MinOverSet(...
NT
null
COMPUTE
sympy
B3
[ "B3" ]
0cd20d
nt_lcm_compute_v1
null
4
0
[ "B3" ]
1
0.002
2026-02-08T04:01:56.236727Z
{ "verified": true, "answer": 37100, "timestamp": "2026-02-08T04:01:56.239104Z" }
185f3c
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 191, "completion_tokens": 1326 }, "timestamp": "2026-02-11T15:48:04.455Z", "answer": 37100 }, { "...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": -3.46, "mid": 1.03, "hi": 5.49 }
c38a68
antilemma_k2_v1_1439011603_3041
Let $m = 3$ and $c = 1 + 2 + 3 + 4 + 5$. Let $r_1$ and $r_2$ be the roots of the quadratic equation $x^2 - 358x + 11016 = 0$, and let $n = r_1 + r_2$. Define $$ x = \frac{m}{c} \sum_{k=1}^{358} \sum_{j=1}^{5} \phi(k) \left\lfloor \frac{n}{k} \right\rfloor, $$ where $\phi(k)$ denotes Euler's totient function. Let $a = |...
91,997
graphs = [ Graph( let={ "_m": Const(3), "_c": Summation(var="k", start=Const(1), end=Const(5), expr=Var("k")), "_n": SumOverSet(set=SolutionsSet(var=Var("x1"), condition=Eq(Sum(Pow(Var("x1"), Const(2)), Mul(Const(-358), Var("x1")), Const(11016)), Const(0)))), ...
NT
COMB
COMPUTE
sympy
SUM_ARITHMETIC
[ "SUM_ARITHMETIC/SUM_INDEPENDENT", "VIETA_SUM/K2", "K2" ]
aaa84c
antilemma_k2_v1
null
6
0
[ "K2", "SUM_ARITHMETIC", "SUM_INDEPENDENT", "VIETA_SUM" ]
4
0.005
2026-02-08T17:10:50.175262Z
{ "verified": true, "answer": 91997, "timestamp": "2026-02-08T17:10:50.179955Z" }
66cbd1
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 220, "completion_tokens": 2000 }, "timestamp": "2026-02-17T22:00:45.884Z", "answer": 91997 }, ...
1
[ { "lemma": "K2", "status": "ok" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "SUM_ARITHMETIC", "status": "ok" }, { "lemma": "SUM_INDEPENDENT", "status": "ok_later"...
{ "lo": 2.52, "mid": 6.26, "hi": 10 }
8a63ba_l
modular_modexp_compute_v1_151522320_1351
Let $a = 29$. Let $e$ be the maximum value of $xy$ over all pairs of positive integers $(x, y)$ such that $x + y = 48$. Compute the remainder when $a^e$ is divided by $70000$.
1
NT
null
COMPUTE
sympy
B1
[ "B1" ]
5b950e
modular_modexp_compute_v1
null
4
0
[ "B1" ]
1
0.001
2026-02-08T03:53:30.654387Z
{ "verified": false, "answer": 62721, "timestamp": "2026-02-08T03:53:30.655877Z" }
1bf298
8a63ba
legacy_text
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 166, "completion_tokens": 4957 }, "timestamp": "2026-02-10T16:20:29.026Z", "answer": 62721 }, { "...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" ...
{ "lo": -3.46, "mid": 1.03, "hi": 5.49 }
6a2837
comb_count_surjections_v1_601307018_5054
Let $a$ be an integer with $0 \le a \le 30$. Define: \begin{align*} M &= a^{15} \bmod 31, \\ R &= (2a^4 + 4a^3 + 2a - 3) \bmod 31, \\ S &= R^{15} \bmod 31, \\ T &= (2R^4 + 4R^3 + 2R - 3) \bmod 31, \\ K &= T^{15} \bmod 31, \\ L &= M + S + K, \\ P &= (2T^4 + 4T^3 + 2T - 3) \bmod 31. \end{align*} Let $k$ be the number of ...
1,806
graphs = [ Graph( let={ "_n": Const(4), "n": Const(7), "k": CountOverSet(set=SolutionsSet(var=Var("a"), condition=And(Geq(Var("a"), Const(0)), Leq(Var("a"), Const(30)), Eq(Ref("_po_p3"), Var("a")), Neq(Ref("_po_p1"), Var("a")), Neq(Ref("_po_p2"), Var("a")), Congruent(a=Re...
COMB
NT
COUNT
sympy
POLY_ORBIT_HENSEL
[ "POLY_ORBIT_LEGENDRE" ]
7c2be8
comb_count_surjections_v1
null
6
0
[ "POLY_ORBIT_HENSEL", "POLY_ORBIT_LEGENDRE" ]
2
3.236
2026-03-10T05:42:46.643160Z
{ "verified": true, "answer": 1806, "timestamp": "2026-03-10T05:42:49.878876Z" }
b85b9c
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 358, "completion_tokens": 8736 }, "timestamp": "2026-04-19T01:08:51.202Z", "answer": 1806 }, { "...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "POLY_ORBIT_LEGENDRE", "status": "ok" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SU...
{ "lo": 2.12, "mid": 5.37, "hi": 8.63 }
8dcd2b
geo_count_lattice_rect_v1_1742523217_3212
Let $a = 240$ and $b = 124$. Define $L$ to be the number of lattice points in the rectangle $[0, a] \times [0, b]$, including the boundary. Let $Q$ be the remainder when $42261 \cdot L$ is divided by 72998. Compute $Q$.
27,505
graphs = [ Graph( let={ "a": Const(240), "b": Const(124), "result": LatticePointsRect(a=Ref(name='a'), b=Ref(name='b')), "Q": Mod(value=Mul(Const(42261), Ref("result")), modulus=Const(72998)), }, goal=Ref("Q"), ) ]
GEOM
null
COUNT
sympy
[]
geo_count_lattice_rect_v1
null
3
0
null
null
0.007
2026-02-08T05:43:19.011321Z
{ "verified": true, "answer": 27505, "timestamp": "2026-02-08T05:43:19.018705Z" }
e31957
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 183, "completion_tokens": 1935 }, "timestamp": "2026-02-24T04:23:09.828Z", "answer": 27505 }, { "...
1
[]
{ "lo": -2.46, "mid": 0.47, "hi": 3.59 }
74a12d
comb_catalan_compute_v1_865884756_1957
Let $n$ be the number of integers $t$ such that $21 \leq t \leq 33$ and there exist positive integers $a$ and $b$ with $1 \leq a \leq 3$, $1 \leq b \leq 4$, and $t = 3a + 2b + 16$. Define $\text{result} = C_n$, where $C_n$ is the $n$-th Catalan number. Find the value of $\text{result}$.
58,786
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=1...
COMB
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
comb_catalan_compute_v1
null
4
0
[ "LIN_FORM" ]
1
0.002
2026-02-08T16:24:46.132428Z
{ "verified": true, "answer": 58786, "timestamp": "2026-02-08T16:24:46.134652Z" }
8c8453
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 224, "completion_tokens": 1078 }, "timestamp": "2026-02-24T20:59:47.974Z", "answer": 58786 }, { ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -2.4, "mid": 1.57, "hi": 5.75 }
0fe4ac
antilemma_sum_equals_v1_1742523217_5065
Let $m = 75$. Let $n$ be the number of ordered pairs $(i, j)$ of integers with $1 \le i \le 74$ and $1 \le j \le 75$ such that $i + j = m$. Let $x$ be the number of ordered pairs $(i, j)$ of integers with $1 \le i \le 72$ and $1 \le j \le 73$ such that $i + j = n$. Let $Q$ be the number of integers $t$ with $7 \le t \l...
3,064
graphs = [ Graph( let={ "_m": Const(75), "_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(74)), right=IntegerRange(start=Const(1), end=Co...
COMB
GEOM
COMPUTE
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS/LIN_FORM/COUNT_SUM_EQUALS", "LIN_FORM", "COUNT_SUM_EQUALS" ]
502df3
antilemma_sum_equals_v1
negation_mod
5
0
[ "COUNT_SUM_EQUALS", "LIN_FORM" ]
2
0.012
2026-02-08T10:46:05.366324Z
{ "verified": true, "answer": 3064, "timestamp": "2026-02-08T10:46:05.378667Z" }
1cf49c
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 280, "completion_tokens": 24562 }, "timestamp": "2026-02-24T12:22:07.581Z", "answer": 3064 }, { "...
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": "V7", "status...
{ "lo": 1.15, "mid": 4.18, "hi": 6.61 }
88bbd0
alg_poly_orbit_count_v1_1218484723_5891
For each non-negative integer $a$ with $0 \leq a \leq 2293$, define the sequence $N = a^3 \bmod 31$, $M = N^3 \bmod 31$, $R = M^3 \bmod 31$, $S = R^3 \bmod 31$. Find the number of values of $a$ such that $S = a$, but $N \ne a$, $M \ne a$, and $R \ne a$.
592
graphs = [ Graph( let={ "p1": Mod(value=Pow(Var("a"), Const(3)), modulus=Const(31)), "p2": Mod(value=Pow(Ref("p1"), Const(3)), modulus=Const(31)), "p3": Mod(value=Pow(Ref("p2"), Const(3)), modulus=Const(31)), "p4": Mod(value=Pow(Ref("p3"), Const(3)), modulus=C...
ALG
null
COUNT
sympy
POLY_ORBIT_COUNT
[ "POLY_ORBIT_COUNT" ]
4ad965
alg_poly_orbit_count_v1
null
6
null
[ "POLY_ORBIT_COUNT" ]
1
0.01
2026-02-25T07:28:22.231698Z
{ "verified": true, "answer": 592, "timestamp": "2026-02-25T07:28:22.241469Z" }
6666a9
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 219, "completion_tokens": 2952 }, "timestamp": "2026-03-29T23:16:14.733Z", "answer": 8 }, { "i...
1
[ { "lemma": "POLY_ORBIT_COUNT", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": 3.81, "mid": 6.33, "hi": 9.49 }
cd389d
geo_count_lattice_rect_v1_1978505735_3281
Let $a = 377$ and $b = 199$. Compute the number of lattice points in the rectangle $[0, a] \times [0, b]$, including the boundary. Let $r$ be this number. Let $c = 57481$. Find the remainder when $c \cdot r$ is divided by $62892$.
40,860
graphs = [ Graph( let={ "a": Const(377), "b": Const(199), "result": LatticePointsRect(a=Ref(name='a'), b=Ref(name='b')), "_c": Const(57481), "Q": Mod(value=Mul(Ref("_c"), Ref("result")), modulus=Const(62892)), }, goal=Ref("Q"), ...
GEOM
null
COUNT
sympy
[]
geo_count_lattice_rect_v1
null
3
0
null
null
0.004
2026-02-08T17:32:28.875861Z
{ "verified": true, "answer": 40860, "timestamp": "2026-02-08T17:32:28.880342Z" }
c50cc1
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 121, "completion_tokens": 1191 }, "timestamp": "2026-02-18T03:46:35.456Z", "answer": 40860 }, ...
1
[]
{ "lo": -2.38, "mid": 1.74, "hi": 6.59 }
2e7e4b
nt_min_with_divisor_count_v1_349078426_259
Determine the value of the smallest positive integer $n$ such that $n \leq 2704$ and $n$ has exactly 6 positive divisors.
12
graphs = [ Graph( let={ "upper": Const(2704), "div_count": Const(6), "result": MinOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("upper")), Eq(NumDivisors(n=Var("n")), Ref("div_count"))))), }, goal=Ref("resu...
NT
null
EXTREMUM
sympy
B3
[ "MOBIUS_COPRIME" ]
ac54ac
nt_min_with_divisor_count_v1
null
3
0
[ "B3", "MOBIUS_COPRIME" ]
2
23.143
2026-02-08T12:54:07.338358Z
{ "verified": true, "answer": 12, "timestamp": "2026-02-08T12:54:30.481366Z" }
e463b4
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 79, "completion_tokens": 878 }, "timestamp": "2026-02-15T07:15:03.280Z", "answer": 12 }, { ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "MOBIUS_COPRIME", "status": "ok" }, { "lemma": "MOD_ADD", "stat...
{ "lo": -6.96, "mid": -4.56, "hi": -1.46 }
f72682
modular_mod_compute_v1_1978505735_497
Let $ a = -74529 $ and $ m = 30625 $. Define $ r $ to be the remainder when $ a $ is divided by $ m $, so $ 0 \leq r < m $. Let $ T $ be the set of all ordered pairs $ (x, y) $ of positive integers such that $ xy = 6002500 $. Define $ s $ to be the minimum value of $ x + y $ over all such pairs $ (x, y) \in T $. Comput...
48,634
graphs = [ Graph( let={ "a": Const(-74529), "m": Const(30625), "result": Mod(value=Ref("a"), modulus=Ref("m")), "Q": Mod(value=Sub(MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')),...
NT
null
COMPUTE
sympy
B3
[ "B3" ]
fc629c
modular_mod_compute_v1
negation_mod
4
0
[ "B3" ]
1
0.002
2026-02-08T15:24:36.629292Z
{ "verified": true, "answer": 48634, "timestamp": "2026-02-08T15:24:36.631733Z" }
ae3537
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": 1967 }, "timestamp": "2026-02-16T05:46:12.538Z", "answer": 48634 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
a077b1
sequence_lucas_compute_v1_971394319_1207
Let $p$ be a positive integer. Define $c$ to be the number of such $p$ for which there exists a positive integer $q$ satisfying $p \cdot q = 108$, $\gcd(p, q) = 1$, and $p < q$. Let $d$ be the smallest integer at least $c$ that divides 18588623. Compute the $d$th Lucas number. Find the value of this Lucas number.
64,079
graphs = [ Graph( let={ "_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=108)), Eq(left=GCD(a=Var(name='p'), b=Var(name='q')), right=Const(value=1)),...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS/MIN_PRIME_FACTOR" ]
52cee2
sequence_lucas_compute_v1
null
5
0
[ "COPRIME_PAIRS", "MIN_PRIME_FACTOR" ]
2
0.003
2026-02-08T13:31:45.553469Z
{ "verified": true, "answer": 64079, "timestamp": "2026-02-08T13:31:45.556967Z" }
9dbf99
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": 3999 }, "timestamp": "2026-02-15T17:41:22.542Z", "answer": 64079 }, ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "K13", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok_later" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_MUL", ...
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
9dd3a3
nt_count_divisible_v1_1742523217_346
Let $T$ be the set of all integers $t$ with $14 \leq t \leq 48$ such that there exist positive integers $a$ and $b$ satisfying $1 \leq a \leq 4$, $1 \leq b \leq 3$, and $t = 6a + 8b$. Let $\text{divisor}$ be the number of elements in $T$. Let $\text{upper} = 89253$. Determine the number of positive integers $n \leq \te...
7,437
graphs = [ Graph( let={ "upper": Const(89253), "divisor": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=4)), Ge...
NT
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
nt_count_divisible_v1
null
4
0
[ "LIN_FORM" ]
1
3.157
2026-02-08T02:59:09.381425Z
{ "verified": true, "answer": 7437, "timestamp": "2026-02-08T02:59:12.538417Z" }
22fea0
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 244, "completion_tokens": 859 }, "timestamp": "2026-02-09T16:45:35.367Z", "answer": 7437 }, { "id...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V1", "status": "no" } ...
{ "lo": -5.55, "mid": -3.02, "hi": 0.3 }
f815a9
comb_sum_binomial_row_v1_1218484723_398
Find the number $n$ of ordered pairs $(a, b)$ of positive integers with $1 \le a, b \le 30$ satisfying $$384a^2b + 128a^3 + 128b^3 + 384ab^2 = 15059072,$$ and compute $2^n$.
4,096
graphs = [ Graph( let={ "_n": Const(30), "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Ref("_n")), Geq(Var("b"), Const(1)), Leq(Var("b"), Const(30)), Eq(Sum(Mul(Const(384), Pow(Var("a"), Const(2)), Va...
COMB
null
SUM
sympy
POLY3_COUNT
[ "POLY3_COUNT" ]
355dbe
comb_sum_binomial_row_v1
null
3
0
[ "POLY3_COUNT" ]
1
0.003
2026-02-25T02:05:56.050630Z
{ "verified": true, "answer": 4096, "timestamp": "2026-02-25T02:05:56.053211Z" }
a39b4b
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": 862 }, "timestamp": "2026-03-28T22:30:31.073Z", "answer": 4096 }, { "id...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "POLY3_COUNT", "status": "ok" }, { "lemma": "V8_SUM", ...
{ "lo": -2.78, "mid": -0.24, "hi": 2.7 }
422021
diophantine_product_count_v1_1520064083_824
Let $S$ be the set of all ordered pairs $(x,y)$ of positive integers such that $xy = 396900$. Define $k$ to be the minimum value of $x + y$ over all such pairs. Let $T$ be the set of all positive integers $x$ such that $1 \le x \le 71$, $x$ divides $k$, and $\frac{k}{x} \le 71$. Compute the remainder when $44121 \cdot ...
51,908
graphs = [ Graph( let={ "k": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(396900)))), expr=Sum(Var("x"), Var("y")))), "upper": Const(7...
NT
null
COUNT
sympy
B3
[ "B3" ]
0cd20d
diophantine_product_count_v1
null
5
0
[ "B3" ]
1
0.006
2026-02-08T03:37:29.376097Z
{ "verified": true, "answer": 51908, "timestamp": "2026-02-08T03:37:29.382054Z" }
d09dbe
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 223, "completion_tokens": 2729 }, "timestamp": "2026-02-10T13:55:18.088Z", "answer": 51908 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_MUL", "...
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
987b97
diophantine_fbi2_count_v1_1978505735_3054
Let $\_n$ be the number of integers $t$ with $9 \leq t \leq 88$ such that there exist positive integers $a$ and $b$ with $1 \leq a \leq 7$, $1 \leq b \leq 12$, and $t = 4a + 5b$. Let $k$ be the minimum value of $x + y$ over all ordered pairs $(x, y)$ of positive integers such that $xy = 129600$. Compute the number of i...
12
graphs = [ Graph( let={ "_m": Const(3), "_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=7)), Geq(left=Var(n...
NT
null
COUNT
sympy
SUM_DIVISIBLE
[ "LIN_FORM/B3" ]
05313e
diophantine_fbi2_count_v1
null
6
0
[ "B3", "LIN_FORM", "SUM_DIVISIBLE" ]
3
0.026
2026-02-08T17:18:59.335999Z
{ "verified": true, "answer": 12, "timestamp": "2026-02-08T17:18:59.361714Z" }
805ad4
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": 5640 }, "timestamp": "2026-02-18T00:36:11.870Z", "answer": 12 }, { ...
1
[ { "lemma": "B3", "status": "ok_later" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_SUM", "status": "no" }, { ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
f2261b
nt_lcm_compute_v1_677425708_3030
Let $a$ be the sum of all positive integers $n$ such that $n \leq 470$ and $n$ is divisible by $47$. Let $b = 592$, and let $\ell$ be the least common multiple of $a$ and $b$. Compute the remainder when $44121 \cdot \ell$ is divided by $94450$.
60,570
graphs = [ Graph( let={ "_n": Const(470), "a": SumOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("_n")), Eq(Mod(value=Var("n"), modulus=Const(47)), Const(0))))), "b": Const(592), "result": LCM(a=Ref("a"), b=Ref(...
NT
null
COMPUTE
sympy
SUM_DIVISIBLE
[ "SUM_DIVISIBLE" ]
02dbe3
nt_lcm_compute_v1
null
4
0
[ "SUM_DIVISIBLE" ]
1
0.001
2026-02-08T05:26:31.516291Z
{ "verified": true, "answer": 60570, "timestamp": "2026-02-08T05:26:31.517528Z" }
eabbf7
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 124, "completion_tokens": 7290 }, "timestamp": "2026-02-12T08:56:40.995Z", "answer": 60570 }, ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "SUM_DIVISIBLE", "status": "ok" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
a9e517
modular_modexp_compute_v1_601307018_7343
Let $N$ be the maximum value of $xy$ over all ordered pairs $(x, y)$ of positive integers such that $x + y = 40$. Let $e = \sum_{k=0}^{9} 2^k$ and $R = 19^e \bmod 13225$. Find the remainder when $N - R$ is divided by $90513$.
88,729
graphs = [ Graph( let={ "_n": Const(2), "a": Const(19), "e": Summation(var="k", start=Const(0), end=Const(9), expr=Pow(Ref("_n"), Var("k"))), "m": Const(13225), "result": ModExp(base=Ref("a"), exp=Ref("e"), mod=Ref("m")), "_c": MaxOverS...
NT
null
COMPUTE
sympy
B1
[ "B1", "SUM_GEOM" ]
d0261a
modular_modexp_compute_v1
negation_mod
4
0
[ "B1", "SUM_GEOM" ]
2
0.005
2026-03-10T07:55:56.008953Z
{ "verified": true, "answer": 88729, "timestamp": "2026-03-10T07:55:56.013675Z" }
fe6fb2
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 193, "completion_tokens": 2290 }, "timestamp": "2026-04-19T06:29:16.617Z", "answer": 88729 }, { ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" ...
{ "lo": -5.34, "mid": 1.1, "hi": 7.53 }
31b155
diophantine_fbi2_count_v1_784195855_3855
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 32400$. Define $n_0$ to be the minimum value of $x + y$ over all pairs $(x, y) \in S$. Let $k$ be the number of ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = n_0$. Compute the number of positive integers $...
13
graphs = [ Graph( let={ "_m": Const(173), "_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(32400)))), expr=Sum(Var("x"), Var("y"))))...
NT
null
COUNT
sympy
V8
[ "B3/COMB1" ]
e26f7e
diophantine_fbi2_count_v1
null
6
0
[ "B3", "COMB1", "V8" ]
3
0.033
2026-02-08T06:40:31.240596Z
{ "verified": true, "answer": 13, "timestamp": "2026-02-08T06:40:31.274064Z" }
c467cb
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 187, "completion_tokens": 1686 }, "timestamp": "2026-02-13T03:06:17.610Z", "answer": 13 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COMB1", "status": "ok_later" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { ...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
70faa2
comb_count_surjections_v1_1820931509_468
Let $T$ be the set of all ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = 14$. Let $s$ be the number of elements in $T$. Let $U$ be the set of all ordered triples $(x_1, x_2, x_3)$ of positive odd integers such that $x_1 + x_2 + x_3 = s$. Let $n$ be the number of elements in $U$. Compute $3! ...
3,493
graphs = [ Graph( let={ "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x1"), Var("x2"), Var("x3")]), condition=And(IsPositive(arg=Var(name='x1')), IsPositive(arg=Var(name='x2')), IsPositive(arg=Var(name='x3')), IsOdd(arg=Var(name='x1')), IsOdd(arg=Var(name='x2')), IsOdd(arg=Var(name...
COMB
NT
COUNT
sympy
COMB1
[ "COMB1/COMB1" ]
b2c526
comb_count_surjections_v1
null
6
0
[ "COMB1" ]
1
0.002
2026-02-08T11:38:33.075305Z
{ "verified": true, "answer": 3493, "timestamp": "2026-02-08T11:38:33.077270Z" }
295ccf
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 284, "completion_tokens": 14304 }, "timestamp": "2026-02-24T14:35:57.541Z", "answer": 3493 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ...
{ "lo": -2.35, "mid": 1.22, "hi": 4.84 }
aa235b
diophantine_sum_product_min_v1_655260480_927
Let $s$ be the number of positive integers $p$ such that there exists a positive integer $q$ with $pq = 72$, $\gcd(p, q) = 1$, and $p < q$. Let $S$ be the largest prime number $n$ such that $s \leq n \leq 30$. Let $P = 120$. Determine the value of $x$ such that $1 \leq x \leq 28$ and $x(S - x) = P$.
5
graphs = [ Graph( let={ "_n": Const(30), "S": 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'), Var(name='q'...
NT
null
EXTREMUM
sympy
MAX_DIVISOR
[ "COPRIME_PAIRS/MAX_PRIME_BELOW" ]
2248fc
diophantine_sum_product_min_v1
null
6
0
[ "COPRIME_PAIRS", "MAX_DIVISOR", "MAX_PRIME_BELOW" ]
3
0.027
2026-02-08T15:45:42.849316Z
{ "verified": true, "answer": 5, "timestamp": "2026-02-08T15:45:42.876655Z" }
eafc11
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 153, "completion_tokens": 3196 }, "timestamp": "2026-02-16T12:57:47.580Z", "answer": 5 }, { ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "K17", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" }, { "lemma": "MOD_SUB", "status": "no"...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
5e50e1
nt_count_coprime_and_v1_349078426_1600
Let $k_1 = 8$ and define $k_2 = \sum_{k=1}^{5} \phi(k) \left\lfloor \frac{5}{k} \right\rfloor$. Determine the number of positive integers $n$ such that $1 \leq n \leq 55095$, $\gcd(n, k_1) = 1$, and $\gcd(n, k_2) = 1$.
14,692
graphs = [ Graph( let={ "upper": Const(55095), "k1": Const(8), "k2": Summation(var="k", start=Const(1), end=Const(5), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Const(5), Var("k"))))), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("...
NT
null
COUNT
sympy
K2
[ "K2" ]
6897ab
nt_count_coprime_and_v1
null
4
0
[ "K2" ]
1
6.94
2026-02-08T13:44:37.744004Z
{ "verified": true, "answer": 14692, "timestamp": "2026-02-08T13:44:44.683597Z" }
6b05d7
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": 1705 }, "timestamp": "2026-02-15T20:06:13.628Z", "answer": 14692 }, ...
1
[ { "lemma": "DS2", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V7", "status": "no" } ]
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
e67dd1_l
algebra_quadratic_discriminant_v1_1520064083_9417
Let $a = 1$, $b = -8$, and $c = 16$. Define the discriminant $D = b^2 - 4ac$. Let $\alpha = 1$ if $D > 0$, and $0$ otherwise. Let $\beta = 1$ if $D = \sum_{k=0}^{4} (-1)^k \binom{4}{k}$, and $0$ otherwise. Compute $50289(2\alpha + \beta)$.
0
COMB
null
COMPUTE
sympy
BINOMIAL_ALTERNATING
[ "BINOMIAL_ALTERNATING" ]
c21569
algebra_quadratic_discriminant_v1
null
4
0
[ "BINOMIAL_ALTERNATING" ]
1
0.002
2026-02-08T10:44:03.344733Z
{ "verified": false, "answer": 50289, "timestamp": "2026-02-08T10:44:03.346520Z" }
b43a81
e67dd1
legacy_text
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 217, "completion_tokens": 488 }, "timestamp": "2026-02-24T12:17:59.253Z", "answer": 50289 }, { "i...
1
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "...
{ "lo": -4.92, "mid": -2.91, "hi": -0.68 }
ef2c35
sequence_lucas_compute_v1_2051736721_3705
Let $n = 20$, $a = 4$, and $b = 2$. Let $L$ be the $n$-th Lucas number. Let $T$ be the set of all ordered pairs of positive integers $(x_1, y_1)$ such that $x_1 \cdot y_1 = 8836$. Let $s_{\min}$ be the minimum value of $x_1 + y_1$ over all such pairs. Now, let $P$ be the set of all products $x \cdot y$ where $x$ and $y...
35,031
graphs = [ Graph( let={ "_m": Const(4), "_n": Const(2), "n": Const(20), "result": Lucas(arg=Ref(name='n')), "Q": Mod(value=Sum(Pow(Ref("result"), Ref("_n")), Mul(Ref("_m"), Ref("result")), MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elemen...
NT
null
COMPUTE
sympy
B3
[ "B3/B1" ]
fc7512
sequence_lucas_compute_v1
quadratic_mod
6
0
[ "B1", "B3" ]
2
0.003
2026-02-08T17:29:18.074999Z
{ "verified": true, "answer": 35031, "timestamp": "2026-02-08T17:29:18.077898Z" }
1f5ad5
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 221, "completion_tokens": 1604 }, "timestamp": "2026-02-18T03:02:21.577Z", "answer": 35031 }, ...
1
[ { "lemma": "B1", "status": "ok_later" }, { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K15", "status": "no" }, { "l...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
3bc3d8
modular_inverse_v1_2051736721_1283
Let $a$ be the sum of $\phi(d)$ over all positive divisors $d$ of $1271$. Let $m = 1399$ and let $\text{upper} = 1398$. Define $\text{result}$ to be the smallest positive integer $x$ such that $1 \leq x \leq \text{upper}$ and $a \cdot x \equiv 1 \pmod{m}$. Find the value of $\text{result}$.
776
graphs = [ Graph( let={ "a": SumOverDivisors(n=Const(value=1271), var='d', expr=EulerPhi(n=Var(name='d'))), "m": Const(1399), "upper": Const(1398), "result": MinOverSet(set=SolutionsSet(var=Var("x"), condition=And(Geq(Var("x"), Const(1)), Leq(Var("x"), Ref("up...
NT
null
EXTREMUM
sympy
B3
[ "K3" ]
54c41e
modular_inverse_v1
null
5
0
[ "B3", "K3" ]
2
0.104
2026-02-08T15:55:57.774441Z
{ "verified": true, "answer": 776, "timestamp": "2026-02-08T15:55:57.878677Z" }
402995
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 144, "completion_tokens": 5280 }, "timestamp": "2026-02-16T18:14:10.355Z", "answer": 776 }, { ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_SUB", "status": "n...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
a642da
modular_modexp_compute_v1_601307018_9178
Let $e$ be the number of non-negative integers $j$ with $0 \le j \le 32631$ such that $\binom{32631}{j} \bmod 2 = 1$. Compute $3^e \bmod 28561$.
17,078
graphs = [ Graph( let={ "_n": Const(32631), "a": Const(3), "e": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Const(32631)), Eq(Mod(value=Binom(n=Ref("_n"), k=Var("j")), modulus=Const(2)), Const(1))), domain='nonnegative_...
NT
null
COMPUTE
sympy
V8
[ "V8" ]
86348e
modular_modexp_compute_v1
null
7
0
[ "V8" ]
1
0.003
2026-03-10T09:34:26.483065Z
{ "verified": true, "answer": 17078, "timestamp": "2026-03-10T09:34:26.485874Z" }
e61a00
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 168, "completion_tokens": 5553 }, "timestamp": "2026-04-19T10:47:41.926Z", "answer": 17078 }, { ...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V8", "status": "ok" }, { "lemma": "V8_SUM", ...
{ "lo": -5.34, "mid": 1.1, "hi": 7.53 }
007ec9
antilemma_sum_equals_v1_717093673_2869
Let $n = 64$. Consider the set of all ordered pairs $(i,j)$ of integers such that $1 \leq i \leq 63$, $1 \leq j \leq 64$, and $i + j = n$. Compute the number of such ordered pairs.
63
graphs = [ Graph( let={ "_n": Const(64), "x": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Ref("_n")), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(63)), right=IntegerRange(start=Const(1), end=Con...
COMB
GEOM
COMPUTE
sympy
COMB1
[ "COUNT_SUM_EQUALS" ]
75ab0f
antilemma_sum_equals_v1
null
2
0
[ "COMB1", "COUNT_SUM_EQUALS" ]
2
0.025
2026-02-08T17:14:33.895051Z
{ "verified": true, "answer": 63, "timestamp": "2026-02-08T17:14:33.920138Z" }
8fef6b
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 105, "completion_tokens": 1184 }, "timestamp": "2026-02-24T22:22:26.058Z", "answer": 63 }, { ...
2
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", ...
{ "lo": -10, "mid": -7.42, "hi": -4.85 }
18421c
comb_sum_binomial_row_v1_1218484723_1428
Let $k = \left|\{ (a_1, b_1) : 1 \leq a_1, b_1 \leq 35,\, a_1 \leq b_1,\, 32a_1^2 - 64a_1b_1 + 32b_1^2 = 11552 \}\right|$. Find the number $n$ of ordered pairs $(a,b)$ of positive integers with $1 \leq a, b \leq 25$ such that $b^2 - 8ab + k a^2 = 49$, then compute $2^n$.
2,048
graphs = [ Graph( let={ "_m": Const(32), "_n": Const(25), "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Ref("_n")), Geq(Var("b"), Const(1)), Leq(Var("b"), Const(25)), Eq(Sum(Pow(Var("b"), ...
COMB
null
SUM
sympy
POLY_ORBIT_COUNT
[ "QF_PSD_ORBIT/QF_PSD_COUNT" ]
0d9357
comb_sum_binomial_row_v1
null
6
0
[ "POLY_ORBIT_COUNT", "QF_PSD_COUNT", "QF_PSD_ORBIT" ]
3
0.124
2026-02-25T03:08:49.213404Z
{ "verified": true, "answer": 2048, "timestamp": "2026-02-25T03:08:49.337809Z" }
454353
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 248, "completion_tokens": 1290 }, "timestamp": "2026-03-10T07:07:19.672Z", "answer": 2048 }, { "i...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "QF_PSD_COUNT", "status": "ok_later" }, { "lemma": "QF_PSD_ORBIT", "status": "ok" }, { "lemma": "V8", "st...
{ "lo": -2.47, "mid": 1.2, "hi": 4.81 }
869c58_n
algebra_poly_eval_v1_1218484723_1403
A solar panel array is to be arranged as a rectangle with area $21883684$ square meters, using only whole meter dimensions. The layout that minimizes the perimeter uses side lengths $x$ and $y$. Let $S = x + y$. A power efficiency factor $M$ is computed as $7 \cdot 9^4 + 3 \cdot 9^3 - 5 \cdot 9^2 + 2 \cdot 9 + 4$. What...
62,940
ALG
null
COMPUTE
sympy
B3
[ "B3" ]
e0298c
algebra_poly_eval_v1
affine_mod
4
null
[ "B3" ]
1
0.004
2026-02-25T03:08:18.751978Z
null
92ceb3
869c58
narrative
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 232, "completion_tokens": 9161 }, "timestamp": "2026-03-30T16:47:36.839Z", "answer": 62940 }, { "...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": -5.37, "mid": 0.23, "hi": 5.22 }
b583be
nt_count_digit_sum_v1_1125832087_138
Let $S$ be the set of all positive integers $n$ such that $1 \leq n \leq 99999$ and the sum of the digits of $n$ is $15$. Let $c = 59559$. Compute the remainder when $c \cdot |S|$ is divided by $82810$.
49,974
graphs = [ Graph( let={ "upper": Const(99999), "target_sum": Const(15), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), EulerPhi(n=Const(2))), Leq(Var("n"), Ref("upper")), Eq(DigitSum(Var("n")), Ref("target_sum"))))), "_c": Co...
NT
null
COUNT
sympy
ONE_PHI_2
[ "ONE_PHI_2" ]
e19278
nt_count_digit_sum_v1
null
4
0
[ "ONE_PHI_2" ]
1
3.583
2026-02-08T02:52:52.678461Z
{ "verified": true, "answer": 49974, "timestamp": "2026-02-08T02:52:56.261525Z" }
21338e
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 172, "completion_tokens": 686 }, "timestamp": "2026-02-17T15:47:20.867Z", "answer": 65 } ]
0
[ { "lemma": "K5", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "ONE_PHI_2", "status": "ok" }, { "lemma": "V1", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -6.48, "mid": 1.54, "hi": 9.56 }
e89de9
antilemma_sum_equals_v1_677425708_797
Let $n = 97$. Compute the number of ordered pairs $(i, j)$ of positive integers such that $1 \leq i \leq 96$, $1 \leq j \leq 97$, and $i + j = n$. Let $x$ be this number. Compute the remainder when $44121 \cdot x$ is divided by $88279$.
86,503
graphs = [ Graph( let={ "_n": Const(97), "x": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Ref("_n")), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(96)), right=IntegerRange(start=Const(1), end=Con...
COMB
GEOM
COMPUTE
sympy
COMB1
[ "COUNT_SUM_EQUALS" ]
75ab0f
antilemma_sum_equals_v1
null
3
0
[ "COMB1", "COUNT_SUM_EQUALS" ]
2
0.023
2026-02-08T03:44:27.154145Z
{ "verified": true, "answer": 86503, "timestamp": "2026-02-08T03:44:27.177281Z" }
33092d
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": 1400 }, "timestamp": "2026-02-09T12:26:23.323Z", "answer": 86503 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V8_SU...
{ "lo": -2.46, "mid": 0.47, "hi": 3.59 }
4fb899
antilemma_sum_equals_v1_124444284_2193
Let $n = 93$. Compute the number of ordered pairs $(i, j)$ of positive integers such that $i + j = n$ and $1 \leq i, j \leq 92$.
92
graphs = [ Graph( let={ "_n": Const(93), "x": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Ref("_n")), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(92)), right=IntegerRange(start=Const(1), end=Con...
COMB
GEOM
COMPUTE
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS" ]
75ab0f
antilemma_sum_equals_v1
null
3
0
[ "COUNT_SUM_EQUALS" ]
1
0.109
2026-02-08T04:30:36.488751Z
{ "verified": true, "answer": 92, "timestamp": "2026-02-08T04:30:36.597843Z" }
69bf20
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 155, "completion_tokens": 457 }, "timestamp": "2026-02-24T00:55:51.518Z", "answer": 92 }, { "id":...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status"...
{ "lo": -5.97, "mid": -3.96, "hi": -1.93 }
f63ea5
lin_form_endings_v1_1978505735_4037
Let $a = 27$ and $b = 63$. Define $\ell = \text{lcm}(a, b)$ and $s = 3\ell + a + b$. Let $x$ be the remainder when $10475 \cdot s$ is divided by $74067$. Find the value of $x$.
67,911
graphs = [ Graph( let={ "a_coeff": Const(27), "b_coeff": Const(63), "k_val": Const(3), "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
0.001
2026-02-08T17:59:07.193760Z
{ "verified": true, "answer": 67911, "timestamp": "2026-02-08T17:59:07.194910Z" }
f56820
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 116, "completion_tokens": 972 }, "timestamp": "2026-02-18T10:45:42.350Z", "answer": 67911 }, {...
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": "V8", "statu...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
144c52
comb_catalan_compute_v1_1520064083_5547
Let $n$ be the number of ordered triples $(x_1, x_2, x_3)$ of positive odd integers such that $x_1 + x_2 + x_3 = 9$. Let $C_n$ denote the $n$-th Catalan number. Compute the remainder when $14303 \cdot C_n$ is divided by $74871$.
47,020
graphs = [ Graph( let={ "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x1"), Var("x2"), Var("x3")]), condition=And(IsPositive(arg=Var(name='x1')), IsPositive(arg=Var(name='x2')), IsPositive(arg=Var(name='x3')), IsOdd(arg=Var(name='x1')), IsOdd(arg=Var(name='x2')), IsOdd(arg=Var(name...
COMB
null
COMPUTE
sympy
COMB1
[ "COMB1" ]
567f58
comb_catalan_compute_v1
null
4
0
[ "COMB1" ]
1
0.002
2026-02-08T07:26:21.036432Z
{ "verified": true, "answer": 47020, "timestamp": "2026-02-08T07:26:21.038206Z" }
dfa5bf
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 191, "completion_tokens": 2413 }, "timestamp": "2026-02-24T08:04:16.493Z", "answer": 47020 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V8_SUM", "s...
{ "lo": -2.35, "mid": 1.22, "hi": 4.84 }
0f7c56
antilemma_v8_lucas_151522320_101
Let $x$ be the number of nonnegative integers $j$ such that $0 \le j \le 64427$ and $$ \binom{64427}{j} \equiv 1 \pmod{2}. $$ Compute $x$.
4,096
graphs = [ Graph( let={ "_n": Const(2), "x": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Const(64427)), Eq(Mod(value=Binom(n=Const(64427), k=Var("j")), modulus=Ref("_n")), Const(1))), domain='nonnegative_integers')), }, ...
NT
COMB
COMPUTE
sympy
V8
[ "V8" ]
86348e
antilemma_v8_lucas
null
6
0
[ "V8" ]
1
0.001
2026-02-08T02:58:16.521857Z
{ "verified": true, "answer": 4096, "timestamp": "2026-02-08T02:58:16.522765Z" }
c13a8b
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 171, "completion_tokens": 1297 }, "timestamp": "2026-02-08T23:03:09.155Z", "answer": 4096 }, { "...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V8", "status": "ok" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -6.49, "mid": 0.51, "hi": 7.52 }
236883
geo_count_lattice_triangle_v1_1978505735_4473
Let the area of a triangle with vertices at $ (0,0) $, $ (120,128) $, and $ (81,113) $ be $ A $. Define $ B = 2A $. Let $ L $ be the number of lattice points on the boundary of this triangle. Compute the remainder when $ 44121 \cdot \frac{B + 2 - L}{2} $ is divided by $ 78235 $.
19,716
graphs = [ Graph( let={ "_n": Const(113), "area_2x": Abs(arg=Sum(Mul(Const(value=120), Const(value=113)), Mul(Const(value=81), Sub(left=Const(value=0), right=Const(value=128))))), "boundary": Sum(GCD(a=Abs(arg=Const(value=120)), b=Abs(arg=Const(value=128))), GCD(a=Abs(arg...
ALG
NT
COUNT
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS" ]
75ab0f
geo_count_lattice_triangle_v1
null
5
0
[ "COUNT_SUM_EQUALS" ]
1
0.011
2026-02-08T18:15:56.197843Z
{ "verified": true, "answer": 19716, "timestamp": "2026-02-08T18:15:56.208857Z" }
82b23e
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": 3036 }, "timestamp": "2026-02-18T15:38:26.574Z", "answer": 19716 }, ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SUM", "status"...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
5884f8
lte_diff_endings_v1_677425708_327
Let $a = 37$ and $b = 9$. Let $p = 2$ and $K = 6$. Define $d_1$ to be the largest integer $k$ such that $p^k$ divides $a - b$, and define $d_2$ to be the largest integer $k$ such that $p^k$ divides $a + b$. Let $t = K + 1 - d_1 - d_2$, and let $p^t$ and $p^{t+1}$ be the corresponding powers of $p$. Let $N = 2671855$. T...
83,495
graphs = [ Graph( let={ "a_val": Const(37), "b_val": Const(9), "p_val": Const(2), "K_val": Const(6), "N_val": Const(2671855), "ab_diff": Sub(Ref("a_val"), Ref("b_val")), "vp_diff": MaxKDivides(target=Ref("ab_diff"), base=Ref...
NT
null
COMPUTE
sympy
LTE_DIFF
[ "LTE_DIFF" ]
cf8260
lte_diff_endings_v1
null
7
null
[ "LTE_DIFF" ]
1
0.001
2026-02-08T03:13:22.647788Z
{ "verified": true, "answer": 83495, "timestamp": "2026-02-08T03:13:22.648573Z" }
ef835d
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 369, "completion_tokens": 1560 }, "timestamp": "2026-02-08T20:27:39.582Z", "answer": 83495 }, { "...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "LTE_DIFF", "status": "ok" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_SUB", "statu...
{ "lo": -6.51, "mid": -0.31, "hi": 5.43 }
d47fd9
comb_count_partitions_v1_2051736721_678
Let $n$ be the number of positive integers less than or equal to $101$ that are relatively prime to $20$. Compute the number of integer partitions of $n$.
44,583
graphs = [ Graph( let={ "_n": Const(101), "n": CountOverSet(set=SolutionsSet(var=Var("n1"), condition=And(Geq(Var("n1"), Const(1)), Leq(Var("n1"), Ref("_n")), Eq(GCD(a=Var("n1"), b=Const(20)), Const(1))))), "result": Partition(arg=Ref(name='n')), }, goal=R...
NT
COMB
COUNT
sympy
C4
[ "C4" ]
08d162
comb_count_partitions_v1
null
6
0
[ "C4" ]
1
0.002
2026-02-08T15:37:36.814328Z
{ "verified": true, "answer": 44583, "timestamp": "2026-02-08T15:37:36.816754Z" }
34372f
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 83, "completion_tokens": 2314 }, "timestamp": "2026-02-16T10:00:36.490Z", "answer": 44583 }, {...
1
[ { "lemma": "C4", "status": "ok" }, { "lemma": "K14", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V1", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
751d14
geo_visible_lattice_v1_2080023795_188
Let $n = 144$. A visible lattice point $(x,y)$ is a point with positive integer coordinates such that $1 \le x, y \le n$ and $\gcd(x,y) = 1$. Let $V$ be the number of visible lattice points in this range. Compute the remainder when $44121 \cdot V$ is divided by 80350.
14,889
graphs = [ Graph( let={ "n": Const(144), "result": VisibleLatticePoints(n=Ref(name='n')), "Q": Mod(value=Mul(Const(44121), Ref("result")), modulus=Const(80350)), }, goal=Ref("Q"), ) ]
GEOM
null
COUNT
sympy
[]
geo_visible_lattice_v1
null
4
0
null
null
1.111
2026-02-08T11:35:19.701505Z
{ "verified": true, "answer": 14889, "timestamp": "2026-02-08T11:35:20.812780Z" }
0eaae2
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 194, "completion_tokens": 6684 }, "timestamp": "2026-02-08T20:50:36.687Z", "answer": 14889 }, { "...
1
[]
{ "lo": 1.36, "mid": 4.2, "hi": 6.62 }
c20f1c
sequence_fibonacci_compute_v1_601307018_2454
Let $F_n$ denote the $n$-th Fibonacci number. Let $R$ be the number of ordered pairs $(a, b)$ of positive integers with $1 \leq a, b \leq 30$ such that $$ 2b^2 - 2ab + 13a^2 \leq \left|\{ t : \text{there exist integers } a, b \text{ with } 1 \leq a \leq 943,\ 1 \leq b \leq 135 \text{ such that } t = 3a + 4b + 15,\ 22 \...
28,657
graphs = [ Graph( let={ "_c": Const(30), "_m": Const(2), "_n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Const(30)), Geq(Var("b"), Const(1)), Leq(Var("b"), Ref("_c")), Leq(Sum(Mul(Const(2),...
ALG
null
COMPUTE
sympy
K3
[ "LIN_FORM/QF_PSD_COUNT_LEQ/QF_PSD_DISTINCT" ]
19090f
sequence_fibonacci_compute_v1
null
8
0
[ "K3", "LIN_FORM", "QF_PSD_COUNT_LEQ", "QF_PSD_DISTINCT" ]
4
0.045
2026-03-10T03:11:06.939817Z
{ "verified": true, "answer": 28657, "timestamp": "2026-03-10T03:11:06.984966Z" }
d4f213
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 345, "completion_tokens": 6314 }, "timestamp": "2026-04-18T22:48:51.602Z", "answer": 28657 }, { ...
1
[ { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT_LEQ", "status": "ok_later" }, { "lemma": "QF_PSD_DISTINCT", "status": "ok_later" } ]
{ "lo": -3.31, "mid": 1.32, "hi": 5.87 }
361cb0
comb_count_derangements_v1_1742523217_3202
Let $n$ be the largest prime number less than or equal to 10. Compute the remainder when $44121 \cdot !n$ is divided by $76024$, where $!n$ denotes the number of derangements of $n$ elements.
74,534
graphs = [ Graph( let={ "_n": Const(44121), "n": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Const(10)), IsPrime(Var("n"))))), "result": Subfactorial(arg=Ref(name='n')), "Q": Mod(value=Mul(Ref("_n"), Ref("resu...
NT
COMB
COUNT
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW" ]
dc3ad3
comb_count_derangements_v1
null
4
0
[ "MAX_PRIME_BELOW" ]
1
0.001
2026-02-08T05:42:59.647887Z
{ "verified": true, "answer": 74534, "timestamp": "2026-02-08T05:42:59.649035Z" }
db7d3e
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 100, "completion_tokens": 1297 }, "timestamp": "2026-02-12T12:37:04.252Z", "answer": 74534 }, ...
1
[ { "lemma": "K18", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
00323a
comb_count_surjections_v1_1742523217_5348
Let $n$ be the number of ordered pairs $(i, j)$ of positive integers such that $i + j = 8$, $1 \leq i \leq 7$, and $1 \leq j \leq 8$. Let $k = 3$. Define $S(n, k)$ as the Stirling number of the second kind, and let $r = k! \cdot S(n, k)$. Compute the remainder when $30922 \cdot r$ is divided by $56111$.
14,687
graphs = [ Graph( let={ "_n": Const(30922), "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Const(8)), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(7)), right=IntegerRange(start=Const(1), end=Co...
COMB
null
COUNT
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS" ]
75ab0f
comb_count_surjections_v1
null
4
0
[ "COUNT_SUM_EQUALS" ]
1
0.011
2026-02-08T10:56:05.239469Z
{ "verified": true, "answer": 14687, "timestamp": "2026-02-08T10:56:05.250891Z" }
e3cec7
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 222, "completion_tokens": 1495 }, "timestamp": "2026-02-24T12:35:02.843Z", "answer": 14687 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V8", ...
{ "lo": -2.35, "mid": 1.22, "hi": 4.84 }
62e498
sequence_lucas_compute_v1_784195855_9220
Let $n$ be the number of positive integers $k$ such that $1 \leq k \leq 1782$ and $99$ divides $k$. Compute the $n$-th Lucas number.
5,778
graphs = [ Graph( let={ "_n": Const(99), "n": CountOverSet(set=SolutionsSet(var=Var("k"), condition=And(Geq(Var("k"), Const(1)), Leq(Var("k"), Const(1782)), Divides(divisor=Ref("_n"), dividend=Var("k"))), domain='positive_integers')), "result": Lucas(arg=Ref(name='n')), ...
NT
null
COMPUTE
sympy
C2
[ "C2" ]
9685eb
sequence_lucas_compute_v1
null
4
0
[ "C2" ]
1
0.001
2026-02-08T16:39:08.775357Z
{ "verified": true, "answer": 5778, "timestamp": "2026-02-08T16:39:08.776818Z" }
c04527
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 90, "completion_tokens": 751 }, "timestamp": "2026-02-17T09:20:14.965Z", "answer": 5778 }, { ...
1
[ { "lemma": "C2", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
d4cc44
algebra_poly_eval_v1_1125832087_2324
Let $a = 11$. Compute the value of $$ 11^4 + 4 \cdot 11^3 + 6 \cdot 11^2 - 11 + \max\{n \mid n \in \{2,3\} \text{ and } n \text{ is prime}\}. $$
20,683
graphs = [ Graph( let={ "_n": Const(3), "a": Const(11), "result": Sum(Pow(Ref("a"), Const(4)), Mul(Const(4), Pow(Ref("a"), Ref("_n"))), Mul(Const(6), Pow(Ref("a"), Const(2))), Mul(Const(-1), Ref("a")), MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), ...
NT
null
COMPUTE
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW" ]
dc3ad3
algebra_poly_eval_v1
null
2
0
[ "MAX_PRIME_BELOW" ]
1
0.004
2026-02-08T04:32:24.568413Z
{ "verified": true, "answer": 20683, "timestamp": "2026-02-08T04:32:24.571968Z" }
a891fe
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 182, "completion_tokens": 374 }, "timestamp": "2026-02-10T17:05:23.967Z", "answer": 20683 }, { "...
1
[ { "lemma": "K14", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -7.01, "mid": -4.68, "hi": -2.15 }
e5f72a
diophantine_fbi2_min_v1_865884756_6693
Let $k = 32$. Define $S$ to be the set of all integers $d$ such that $3 \leq d \leq 42$, $d$ divides $32$, and $\frac{32}{d} \geq 4$. Compute the minimum value of $d$ in $S$.
4
graphs = [ Graph( let={ "k": Const(32), "a": Const(2), "b": Const(3), "upper": Const(42), "result": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(3)), Leq(Var("d"), Ref("upper")), Divides(divisor=Var("d"), dividend=Ref...
NT
null
EXTREMUM
sympy
COPRIME_PAIRS
[ "L3C" ]
73f8b0
diophantine_fbi2_min_v1
null
2
0
[ "COPRIME_PAIRS", "L3C" ]
2
0.075
2026-02-08T19:21:21.563654Z
{ "verified": true, "answer": 4, "timestamp": "2026-02-08T19:21:21.638365Z" }
308c24
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 112, "completion_tokens": 912 }, "timestamp": "2026-02-18T22:03:42.685Z", "answer": 4 }, { ...
1
[ { "lemma": "DS2", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3C", "status": "ok" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
8acf15
lin_form_endings_v1_784195855_3477
Let $T$ be the set of all integers $t$ with $18 \leq t \leq 630$ for which there exist positive integers $a$ and $b$ such that $1 \leq a \leq 28$, $1 \leq b \leq 37$, and $t = 4a + 14b$. Let $r$ be the number of elements in $T$. Compute the remainder when $19236 \cdot r$ is divided by $75458$.
55,228
graphs = [ Graph( let={ "_inner_result": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=28)), Geq(left=Var(name='b'), right=...
COMB
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
lin_form_endings_v1
null
6
null
[ "LIN_FORM" ]
1
0.001
2026-02-08T06:27:33.240793Z
{ "verified": true, "answer": 55228, "timestamp": "2026-02-08T06:27:33.242280Z" }
ebd8e1
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 219, "completion_tokens": 5905 }, "timestamp": "2026-02-24T06:12:44.890Z", "answer": 19728 }, { ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no...
{ "lo": 1.97, "mid": 4.36, "hi": 6.69 }
2bab1c
diophantine_product_count_v1_1520064083_9202
Let $k$ be the number of integers $t$ in the range $5 \le t \le 246$ for which there exist positive integers $a$ and $b$ with $1 \le a \le 9$, $1 \le b \le 76$, and $t = 2a + 3b$. Let $u$ be the number of integers $t$ in the range $7 \le t \le 185$ for which there exist positive integers $a$ and $b$ with $1 \le a \le 1...
18
graphs = [ Graph( let={ "k": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=9)), Geq(left=Var(name='b'), right=Const(value=1...
NT
null
COUNT
sympy
C5
[ "LIN_FORM" ]
7b2633
diophantine_product_count_v1
null
6
0
[ "C5", "LIN_FORM" ]
2
0.033
2026-02-08T10:35:46.428364Z
{ "verified": true, "answer": 18, "timestamp": "2026-02-08T10:35:46.461360Z" }
c5065f
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 227, "completion_tokens": 7324 }, "timestamp": "2026-02-14T07:56:58.349Z", "answer": 18 }, { ...
1
[ { "lemma": "K13", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MOD_MUL", "status": "no" } ]
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
91fab2_n
alg_poly3_min_v1_1218484723_1456
A factory produces components using two settings: $a$ (precision level, 1 to 454) and $b$ (batch size). The cost function is $34552a^3 - 111060a^2b + 92550ab^2$. The maximum batch size $b$ is limited to the number of multiples of 34 between 1 and 15436. What is the minimum possible cost?
16,042
ALG
null
COMPUTE
sympy
POLY_ORBIT_HENSEL
[ "C2" ]
9685eb
alg_poly3_min_v1
null
5
null
[ "C2", "POLY_ORBIT_HENSEL" ]
2
1.048
2026-02-25T03:10:04.087727Z
null
133fc0
91fab2
narrative
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 197, "completion_tokens": 3933 }, "timestamp": "2026-03-30T16:52:58.717Z", "answer": 16042 }, { "...
1
[ { "lemma": "C2", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" ...
{ "lo": 1.5, "mid": 4.69, "hi": 7.23 }
7b45c9
nt_min_coprime_above_v1_124444284_6591
Let $S$ be the set of nonnegative integers $j$ such that $0 \leq j \leq 32311$ and $\binom{32311}{j}$ is odd. Let $s$ be the number of elements in $S$. Let $T$ be the set of integers $n$ such that $s < n \leq 2260$ and $\gcd(n, 202) = 1$. Let $m$ be the minimum element of $T$. Compute $m + \varphi(|m| + 1) + \tau(|m| +...
2,861
graphs = [ Graph( let={ "start": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Const(32311)), Eq(Mod(value=Binom(n=Const(32311), k=Var("j")), modulus=Const(2)), Const(1))), domain='nonnegative_integers')), "upper": Const(2260), ...
NT
null
EXTREMUM
sympy
V8
[ "V8" ]
86348e
nt_min_coprime_above_v1
null
7
0
[ "V8" ]
1
0.02
2026-02-08T08:32:55.466048Z
{ "verified": true, "answer": 2861, "timestamp": "2026-02-08T08:32:55.486287Z" }
d1aa74
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": 2690 }, "timestamp": "2026-02-13T19:24:08.404Z", "answer": 2861 }, {...
1
[ { "lemma": "K5", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "V8", "status": "ok" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
23e9ad
comb_catalan_compute_v1_458359167_202
Let $n$ be the number of elements in the Cartesian product of the sets $\{1, 2\}$ and $\{1, 2, 3, 4, 5\}$. Define the sequence $C_n$ by the recurrence $$ C_0 = 1, \quad C_{n+1} = \sum_{i=0}^n C_i C_{n-i}, $$ which gives the $n$th Catalan number. Compute $C_n$.
16,796
graphs = [ Graph( let={ "n": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(2)), right=IntegerRange(start=Const(1), end=Const(5)))), "result": Catalan(Ref("n")), }, goal=Ref("result"), ) ]
COMB
null
COMPUTE
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN" ]
409d7d
comb_catalan_compute_v1
null
2
0
[ "COUNT_CARTESIAN" ]
1
0.002
2026-02-08T03:04:12.834305Z
{ "verified": true, "answer": 16796, "timestamp": "2026-02-08T03:04:12.835823Z" }
cd40da
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 216, "completion_tokens": 490 }, "timestamp": "2026-02-10T12:32:31.124Z", "answer": 16796 }, { "i...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V8", ...
{ "lo": -5.97, "mid": -3.96, "hi": -1.93 }
689ff3
nt_count_with_divisor_count_v1_50713871_28
Let $n$ be a positive integer. Define $A$ to be the number of positive integers $n \leq 50176$ such that $n$ has exactly $3$ positive divisors. Let $s = \sum_{d \mid \gcd(p, 7)} \mu(d)$, where $p$ is the number of primes $q$ satisfying $2 \leq q \leq 11$, and $\mu$ denotes the M\"obius function. Compute $$\sum_{n = s...
712
graphs = [ Graph( let={ "_n": Const(2), "upper": Const(50176), "div_count": Const(3), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("upper")), Eq(NumDivisors(n=Var("n")), Ref("div_count"))))), ...
NT
null
COUNT
sympy
MAX_PRIME_BELOW
[ "COUNT_PRIMES/MOBIUS_COPRIME" ]
8a4ab7
nt_count_with_divisor_count_v1
sum_totient
6
0
[ "COUNT_PRIMES", "MAX_PRIME_BELOW", "MOBIUS_COPRIME" ]
3
4.911
2026-02-08T02:43:36.582250Z
{ "verified": true, "answer": 712, "timestamp": "2026-02-08T02:43:41.493196Z" }
5dc354
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 253, "completion_tokens": 3598 }, "timestamp": "2026-02-08T19:45:09.031Z", "answer": 712 }, { "id...
1
[ { "lemma": "COUNT_PRIMES", "status": "ok" }, { "lemma": "K15", "status": "no" }, { "lemma": "MOBIUS_COPRIME", "status": "ok_later" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V1", "sta...
{ "lo": -4.6, "mid": 0.19, "hi": 4.77 }
6f0588
nt_min_phi_inverse_v1_2051736721_3
Let $k$ be the number of integers $t$ with $5 \leq t \leq 18$ for which there exist positive integers $a$ and $b$ such that $1 \leq a \leq 6$, $1 \leq b \leq 2$, and $t = 2a + 3b$. Determine the smallest positive integer $n$, with $1 \leq n \leq 50$, such that $\phi(n) = k$, where $\phi(n)$ denotes the number of positi...
13
graphs = [ Graph( let={ "upper": Const(50), "k": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=6)), Geq(left=Va...
NT
null
EXTREMUM
sympy
B3
[ "LIN_FORM" ]
7b2633
nt_min_phi_inverse_v1
null
6
0
[ "B3", "LIN_FORM" ]
2
0.033
2026-02-08T15:07:08.574444Z
{ "verified": true, "answer": 13, "timestamp": "2026-02-08T15:07:08.607445Z" }
fe4983
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": 1140 }, "timestamp": "2026-02-16T01:02:20.589Z", "answer": 13 }, { ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
1c4421
modular_min_linear_v1_1918700295_2087
Let $a = 15861$ and $m = 25964$. Let $b$ be the minimum value of $x + y$ over all ordered pairs $(x, y)$ of positive integers such that $xy = 8236900$. Determine the smallest positive integer $x$ such that $1 \leq x \leq m$ and $$ ax \equiv b \pmod{m}. $$ Let $r$ denote this value of $x$. Compute $$ r + \left( t^{r \bm...
13,236
graphs = [ Graph( let={ "_n": Const(14), "a": Const(15861), "b": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(8236900)))),...
NT
null
EXTREMUM
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS", "B3" ]
e09b60
modular_min_linear_v1
mod_exp
7
0
[ "B3", "COPRIME_PAIRS" ]
2
1.086
2026-02-08T07:40:54.103977Z
{ "verified": true, "answer": 13236, "timestamp": "2026-02-08T07:40:55.190466Z" }
1663ae
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 219, "completion_tokens": 2985 }, "timestamp": "2026-02-13T11:52:27.379Z", "answer": 13236 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" ...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
ddeeda
geo_count_lattice_triangle_v1_655260480_2902
Let $A$ be the area of a triangle with vertices at $(0,0)$, $(120,169)$, and $(300,324)$. The value $2A$ is given by $$ |120 \cdot 324 - 300 \cdot 169|. $$ Let $B$ be the number of lattice points on the boundary of this triangle, computed using the formula $$ B = \gcd(120, 169) + \gcd(180, 324 - \sum_{d\mid 169} \phi(d...
60,242
graphs = [ Graph( let={ "_n": Const(324), "area_2x": Abs(arg=Sum(Mul(Const(value=120), Ref(name='_n')), Mul(Const(value=300), Sub(left=Const(value=0), right=Const(value=169))))), "boundary": Sum(GCD(a=Abs(arg=Const(value=120)), b=Abs(arg=Const(value=169))), GCD(a=Abs(arg=...
NT
null
COUNT
sympy
K3
[ "K3" ]
54c41e
geo_count_lattice_triangle_v1
null
6
0
[ "K3" ]
1
0.008
2026-02-08T17:03:30.904743Z
{ "verified": true, "answer": 60242, "timestamp": "2026-02-08T17:03:30.912489Z" }
d2948a
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 214, "completion_tokens": 2508 }, "timestamp": "2026-02-17T18:15:53.326Z", "answer": 60242 }, ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "V7", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
09b00a
comb_count_permutations_fixed_v1_1978505735_7946
Let $P$ be the maximum value of $xy$ over all ordered pairs $(x, y)$ of positive integers such that $x + y = 10$. Let $s$ be the minimum value of $x_1 + y_1$ over all ordered pairs $(x_1, y_1)$ of positive integers such that $x_1 y_1 = P$. Compute $\binom{s}{7} \cdot !(s - 7)$, where $!m$ denotes the number of derang...
240
graphs = [ Graph( let={ "_n": MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Sum(Var("x"), Var("y")), Const(10)))), expr=Mul(Var("x"), Var("y")))), "n": MinOverSet(set...
COMB
null
COUNT
sympy
B1
[ "B1/B3" ]
80b49d
comb_count_permutations_fixed_v1
null
5
0
[ "B1", "B3" ]
2
0.002
2026-02-08T20:35:41.017975Z
{ "verified": true, "answer": 240, "timestamp": "2026-02-08T20:35:41.020444Z" }
a28135
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 160, "completion_tokens": 1036 }, "timestamp": "2026-02-19T00:43:59.186Z", "answer": 240 }, { ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "B3", "status": "ok_later" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "V7", "status": "no" }, ...
{ "lo": -7.92, "mid": -4.6, "hi": -1.84 }
fa150f
comb_factorial_compute_v1_1978505735_5997
Let $P$ 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 $\_n$ be the number of elements in $P$. Let $n$ be the smallest divisor of $637637$ that is at least $\_n$. Compute $n!$.
5,040
graphs = [ Graph( let={ "_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=18)), Eq(left=GCD(a=Var(name='p'), b=Var(name='q')), right=Const(value=1)), ...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS/MIN_PRIME_FACTOR" ]
52cee2
comb_factorial_compute_v1
null
5
0
[ "COPRIME_PAIRS", "MIN_PRIME_FACTOR" ]
2
0.002
2026-02-08T19:22:04.894179Z
{ "verified": true, "answer": 5040, "timestamp": "2026-02-08T19:22:04.895796Z" }
b2c66b
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 135, "completion_tokens": 1566 }, "timestamp": "2026-02-18T22:05:20.987Z", "answer": 5040 }, {...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok_later" }, { "lemma": "MOD_ADD", ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
51cbbe
antilemma_sum_equals_v1_124444284_8797
Let $x$ be the number of ordered pairs $(i, j)$ of integers such that $1 \leq i \leq 6$, $1 \leq j \leq 6$, and $i + j = 8$. Compute $15546 \cdot x$. Determine the value of this product.
77,730
graphs = [ Graph( let={ "x": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Const(8)), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(6)), right=IntegerRange(start=Const(1), end=Const(6))))), "Q": Mul...
COMB
GEOM
COMPUTE
sympy
COMB1
[ "COUNT_SUM_EQUALS" ]
75ab0f
antilemma_sum_equals_v1
null
2
0
[ "COMB1", "COUNT_SUM_EQUALS" ]
2
0.038
2026-02-08T11:54:38.913371Z
{ "verified": true, "answer": 77730, "timestamp": "2026-02-08T11:54:38.951247Z" }
e8884c
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 178, "completion_tokens": 301 }, "timestamp": "2026-02-24T14:59:55.297Z", "answer": 77730 }, { "i...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SU...
{ "lo": -7.18, "mid": -5, "hi": -3.01 }
4a65ff
alg_sym_quad_system_v1_1218484723_7293
Let $S$ be the set of integers $t$ for which there exist integers $a, b$ with $1 \le a \le 40$ and $1 \le b \le 2752$ such that $$t = 5a + 2b + 19, \quad 26 \le t \le 5723.$$ Let $N = |S|$. Consider all ordered triples $(a, b, c)$ of positive integers satisfying $$a^2 + b^2 + c^2 = ab + bc + ca, \qquad 6a + 4b + 3c = N...
1,202
graphs = [ Graph( let={ "_m": Const(2), "_n": Const(4), "result": Mod(value=SumOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b"), Var("c")]), condition=And(Eq(Sum(Pow(Var("a"), Const(2)), Pow(Var("b"), Const(2)), Pow(Var("c"), Const(2))), Sum(...
ALG
null
COMPUTE
sympy
SUM_ARITHMETIC
[ "LIN_FORM", "L3B" ]
f85b0e
alg_sym_quad_system_v1
null
7
0
[ "L3B", "LIN_FORM", "SUM_ARITHMETIC" ]
3
0.106
2026-02-25T08:43:48.743168Z
{ "verified": true, "answer": 1202, "timestamp": "2026-02-25T08:43:48.848730Z" }
39178e
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 354, "completion_tokens": 32768 }, "timestamp": "2026-03-30T03:48:00.329Z", "answer": null }, { ...
1
[ { "lemma": "L3B", "status": "ok" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": 1.53, "mid": 4.7, "hi": 7.23 }
ea4e56
algebra_poly_eval_v1_1742523217_1620
Let $n$ be a positive integer. Define $S$ as the set of all integers $n$ such that $1 \leq n \leq 51$ and the sum of the decimal digits of $n$ is even. Let $y = 24$. Compute $$ \frac{|55y^3 + 20y^2 + 23y + 42 + |S| \cdot y^4|}{126}. $$
71,959
graphs = [ Graph( let={ "_n": Const(4), "y": Const(24), "result": Div(Sum(Mul(CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(51)), Eq(Mod(value=DigitSum(Var("n")), modulus=Const(2)), Const(0))))), Pow(Ref("y"), Ref("...
NT
null
COMPUTE
sympy
L3B
[ "L3B" ]
cc148f
algebra_poly_eval_v1
null
4
0
[ "L3B" ]
1
0.002
2026-02-08T04:05:16.046670Z
{ "verified": true, "answer": 71959, "timestamp": "2026-02-08T04:05:16.048700Z" }
fc4a29
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 206, "completion_tokens": 1685 }, "timestamp": "2026-02-10T15:16:51.546Z", "answer": 71959 }, { ...
1
[ { "lemma": "K13", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "L3B", "status": "ok" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "V7", "status": "no" } ]
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
f89113
sequence_count_fib_divisible_v1_1978505735_6914
Let $u$ be the number of integers $n$ with $1 \leq n \leq 4395$ such that $n \equiv \left\lfloor \frac{n}{2} \right\rfloor \pmod{7}$. Let $r$ be the number of integers $n_1$ with $1 \leq n_1 \leq u$ such that the Fibonacci number $F_{n_1}$ is divisible by $12$. Compute the sum $$\sum_{n_2=1}^{r} \tau(n_2),$$ where $\ta...
217
graphs = [ Graph( let={ "upper": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(4395)), Congruent(a=Var(name='n'), b=Floor(arg=Div(left=Var(name='n'), right=Const(value=2))), modulus=Const(value=7))))), "d": Const(12), ...
NT
null
COUNT
sympy
L3C
[ "L3C" ]
73f8b0
sequence_count_fib_divisible_v1
null
6
0
[ "L3C" ]
1
0.027
2026-02-08T19:53:46.140535Z
{ "verified": true, "answer": 217, "timestamp": "2026-02-08T19:53:46.167914Z" }
1c716d
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 181, "completion_tokens": 2776 }, "timestamp": "2026-02-18T23:41:57.054Z", "answer": 217 }, { ...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "L3C", "status": "ok" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
cad53f
nt_min_phi_inverse_v1_124444284_5415
Let $N = 625$. Consider the set of all ordered pairs $(x, y)$ of positive integers such that $xy = N$. Let $U$ be the minimum value of $x + y$ over all such pairs. Let $K$ be the minimum value of $x + y$ over all ordered pairs $(x, y)$ of positive integers such that $xy = 36$. Let $n_0$ be the smallest positive integer...
58
graphs = [ Graph( let={ "_n": Const(625), "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")), Ref("_n")))), expr=Sum(Var("x"), Var("y"))))...
NT
null
EXTREMUM
sympy
B3
[ "B3" ]
0cd20d
nt_min_phi_inverse_v1
null
7
0
[ "B3" ]
1
0.01
2026-02-08T06:34:51.362035Z
{ "verified": true, "answer": 58, "timestamp": "2026-02-08T06:34:51.372023Z" }
4f8bf0
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 192, "completion_tokens": 1885 }, "timestamp": "2026-02-13T02:16:12.684Z", "answer": 58 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "...
{ "lo": -5.55, "mid": -3.01, "hi": 0.32 }
dd3fdf
nt_max_prime_below_v1_865884756_162
Let $ A $ be the set of all positive integers $ p $ such that there exists a positive integer $ q $ with $ p < q $, $ \gcd(p, q) = 1 $, and $ pq = 18 $. Let $ m $ be the number of elements in $ A $. Let $ B $ be the set of all prime numbers $ n $ such that $ m \leq n \leq 11321 $. Let $ r $ be the largest element of $ ...
25,879
graphs = [ Graph( let={ "upper": Const(11321), "result": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), V...
NT
null
EXTREMUM
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
nt_max_prime_below_v1
null
5
0
[ "COPRIME_PAIRS" ]
1
0.545
2026-02-08T15:13:46.678102Z
{ "verified": true, "answer": 25879, "timestamp": "2026-02-08T15:13:47.222782Z" }
f29e3e
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 233, "completion_tokens": 2570 }, "timestamp": "2026-02-11T11:05:11.075Z", "answer": 25879 }, { ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "K16", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -7.08, "mid": 0.22, "hi": 7.52 }