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295a94
nt_count_gcd_equals_v1_458359167_5554
Let $d = 67$, $k = 469$, and $N = 45796$. Compute the number of positive integers $n$ such that $1 \leq n \leq N$ and $\gcd(n, k) = d$.
586
graphs = [ Graph( let={ "upper": Const(45796), "k": Const(469), "d": Const(67), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("upper")), Eq(GCD(a=Var("n"), b=Ref("k")), Ref("d"))))), }, ...
NT
null
COUNT
sympy
C2
[ "B3" ]
0cd20d
nt_count_gcd_equals_v1
null
3
0
[ "B3", "C2" ]
2
13.647
2026-02-08T12:35:24.034155Z
{ "verified": true, "answer": 586, "timestamp": "2026-02-08T12:35:37.681212Z" }
e66e97
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 99, "completion_tokens": 881 }, "timestamp": "2026-02-15T02:32:14.659Z", "answer": 586 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
31cde7
antilemma_k3_v1_865884756_3599
Let $x = \sum_{d \mid 62003} \phi(d)$ and let $c = 29$. Find the remainder when $c - x$ is divided by $58038$.
54,102
graphs = [ Graph( let={ "x": SumOverDivisors(n=Const(value=62003), var='d', expr=EulerPhi(n=Var(name='d'))), "_c": Const(29), "Q": Mod(value=Sub(Ref("_c"), Ref("x")), modulus=Const(58038)), }, goal=Ref("Q"), ) ]
NT
COMB
COMPUTE
sympy
K3
[ "K3" ]
54c41e
antilemma_k3_v1
null
3
0
[ "K3" ]
1
0.001
2026-02-08T17:30:50.448429Z
{ "verified": true, "answer": 54102, "timestamp": "2026-02-08T17:30:50.449121Z" }
fa0713
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 89, "completion_tokens": 1817 }, "timestamp": "2026-02-18T02:49:37.196Z", "answer": 54102 }, {...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V1", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
2aecc3
comb_sum_binomial_row_v1_124444284_3908
Let $n$ be the smallest divisor of $2431$ that is greater than or equal to $2$. Compute $2^n$.
2,048
graphs = [ Graph( let={ "_n": Const(2431), "n": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(2)), Divides(divisor=Var("d"), dividend=Ref("_n"))))), "result": Pow(Const(2), Ref("n")), }, goal=Ref("result"), ) ]
NT
null
SUM
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR" ]
bc3776
comb_sum_binomial_row_v1
null
3
0
[ "MIN_PRIME_FACTOR" ]
1
0.001
2026-02-08T05:39:51.124749Z
{ "verified": true, "answer": 2048, "timestamp": "2026-02-08T05:39:51.125454Z" }
4d9184
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 75, "completion_tokens": 433 }, "timestamp": "2026-02-12T11:58:31.438Z", "answer": 2048 }, { ...
1
[ { "lemma": "K16", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V1", "status": "no" } ]
{ "lo": -7.01, "mid": -4.68, "hi": -2.15 }
f4fda0
nt_count_coprime_v1_124444284_498
Let $P$ be the set of all positive integers $p$ for which there exists a positive integer $q$ such that $pq = 73500$, $\gcd(p, q) = 1$, and $p < q$. Let $k$ be the number of elements in $P$. Compute the number of positive integers $n \leq 65536$ such that $\gcd(n, k) = 1$. Let this count be $r$. Find the remainder when...
31,722
graphs = [ Graph( let={ "_n": Const(97977), "upper": Const(65536), "k": CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), Var(name='q')), right=Const(value=73500)), E...
NT
null
COUNT
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
nt_count_coprime_v1
null
6
0
[ "COPRIME_PAIRS" ]
1
8.896
2026-02-08T03:19:57.136531Z
{ "verified": true, "answer": 31722, "timestamp": "2026-02-08T03:20:06.032519Z" }
361f9d
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 231, "completion_tokens": 2115 }, "timestamp": "2026-02-09T02:41:46.786Z", "answer": 31722 }, { ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" } ]
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
a36709
sequence_lucas_compute_v1_809748730_363
Let $m = 81$. Define $s = \sum_{d \mid m} \phi(d)$. Let $n$ be the minimum value of $x + y$ over all ordered pairs $(x,y)$ of positive integers such that $xy = s$. Compute the $n$-th Lucas number, where the Lucas sequence is defined by $L_1 = 1$, $L_2 = 3$, and $L_k = L_{k-1} + L_{k-2}$ for $k \geq 3$.
5,778
graphs = [ Graph( let={ "_m": Const(81), "_n": SumOverDivisors(n=Ref(name='_m'), var='d', expr=EulerPhi(n=Var(name='d'))), "n": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg...
NT
null
COMPUTE
sympy
K3
[ "K3/B3" ]
f0a0b3
sequence_lucas_compute_v1
null
6
0
[ "B3", "K3" ]
2
0.001
2026-02-08T11:29:16.991726Z
{ "verified": true, "answer": 5778, "timestamp": "2026-02-08T11:29:16.993185Z" }
0e3d50
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": 890 }, "timestamp": "2026-02-14T14:55:53.096Z", "answer": 5778 }, { ...
1
[ { "lemma": "B3", "status": "ok_later" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "l...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
318c9d
antilemma_cartesian_v1_151522320_750
Let $x$ be the number of ordered pairs $(i, j)$ such that $1 \leq i \leq 18$ and $1 \leq j \leq 29$. Compute the remainder when $31453 \cdot x$ is divided by $67536$.
7,218
graphs = [ Graph( let={ "x": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(18)), right=IntegerRange(start=Const(1), end=Const(29)))), "_c": Const(31453), "Q": Mod(value=Mul(Ref("_c"), Ref("x")), modulus=Const(67536)), }, goa...
COMB
GEOM
COMPUTE
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN" ]
409d7d
antilemma_cartesian_v1
null
2
0
[ "COUNT_CARTESIAN" ]
1
0.001
2026-02-08T03:29:36.378971Z
{ "verified": true, "answer": 7218, "timestamp": "2026-02-08T03:29:36.380018Z" }
20dbc1
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 171, "completion_tokens": 6251 }, "timestamp": "2026-02-10T15:00:15.952Z", "answer": 7218 }, { "i...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SU...
{ "lo": -0.05, "mid": 2.89, "hi": 5.27 }
5d67a9
alg_poly4_min_v1_601307018_8509
Find the minimum value of $13143a^4 + 3120a^3b + 48672a^2b^2 - 24960ab^3 + 10608b^4$ over all ordered pairs $(a, b)$ of positive integers with $1 \le a, b \le 419$.
50,583
graphs = [ Graph( let={ "result": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Const(419)), Geq(Var("b"), Const(1)), Leq(Var("b"), Const(419)))), expr=Sum(Mul(Const(13143), Pow(Var("a"), Const(4))), Mul(...
ALG
null
COMPUTE
sympy
POLY_ORBIT_HENSEL
[ "POLY_ORBIT_COUNT", "QF_PSD_COUNT_LEQ" ]
e22c28
alg_poly4_min_v1
null
4
null
[ "POLY_ORBIT_COUNT", "POLY_ORBIT_HENSEL", "QF_PSD_COUNT_LEQ" ]
3
1.676
2026-03-10T08:59:16.928027Z
{ "verified": true, "answer": 50583, "timestamp": "2026-03-10T08:59:18.603849Z" }
f540d8
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 179, "completion_tokens": 10568 }, "timestamp": "2026-04-19T09:11:39.823Z", "answer": 50583 }, { ...
1
[ { "lemma": "POLY_ORBIT_COUNT", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT_LEQ", "status": "ok" } ]
{ "lo": -5.34, "mid": 1.1, "hi": 7.53 }
559f2c
modular_count_residue_v1_784195855_5161
Determine the number of integers $n$ such that $1 \le n \le 34596$ and $n \equiv 2 \pmod{3}$.
11,532
graphs = [ Graph( let={ "upper": Const(34596), "m": Const(3), "r": Const(2), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), EulerPhi(n=Const(2))), Leq(Var("n"), Ref("upper")), Eq(Mod(value=Var("n"), modulus=Ref("m")), Ref("r"...
NT
null
COUNT
sympy
ONE_PHI_2
[ "ONE_PHI_2" ]
e19278
modular_count_residue_v1
null
3
0
[ "ONE_PHI_2" ]
1
1.133
2026-02-08T07:42:28.818765Z
{ "verified": true, "answer": 11532, "timestamp": "2026-02-08T07:42:29.951725Z" }
656739
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 130, "completion_tokens": 405 }, "timestamp": "2026-02-20T04:51:06.022Z", "answer": 11532 } ]
2
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "ONE_PHI_2", "status": "ok" }, { "lemma": "V3", "status": "no"...
{ "lo": -10, "mid": -6.47, "hi": -2.95 }
9a026c
modular_mod_compute_v1_153355830_255
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 10000$. Let $m$ be the minimum value of $x + y$ over all pairs $(x, y) \in S$. Now, let $T$ be the set of all ordered pairs $(x, y)$ of positive integers such that $x + y = m$. Let $a$ be the maximum value of $xy$ over all pairs $(x, ...
4,071
graphs = [ Graph( let={ "_n": Const(10000), "a": MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Sum(Var("x"), Var("y")), MinOverSet(set=MapOverSet(set=SolutionsSet(var...
NT
null
COMPUTE
sympy
B3
[ "B3/B1" ]
7f76f7
modular_mod_compute_v1
null
5
0
[ "B1", "B3" ]
2
0.002
2026-02-08T02:59:23.437530Z
{ "verified": true, "answer": 4071, "timestamp": "2026-02-08T02:59:23.439788Z" }
a57106
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": 1204 }, "timestamp": "2026-02-10T12:25:36.212Z", "answer": 4071 }, { "i...
1
[ { "lemma": "B1", "status": "ok_later" }, { "lemma": "B3", "status": "ok" }, { "lemma": "K16", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma...
{ "lo": -7.01, "mid": -4.68, "hi": -2.15 }
4e2704
geo_count_lattice_rect_v1_1439011603_1345
Let $a = 111$ and $b = 79$. Define $L$ to be the number of lattice points $(x, y)$ such that $0 \leq x \leq a$ and $0 \leq y \leq b$. Let $m = L + 2$. The Fibonacci sequence is defined by $F_1 = 1$, $F_2 = 1$, and $F_k = F_{k-1} + F_{k-2}$ for $k \geq 3$. Find the smallest positive integer $k$ such that $F_k$ is divisi...
192
graphs = [ Graph( let={ "a": Const(111), "b": Const(79), "result": LatticePointsRect(a=Ref(name='a'), b=Ref(name='b')), "Q": FibonacciEntryPoint(modulus=Sum(Abs(arg=Ref(name='result')), Const(value=2))), }, goal=Ref("Q"), ) ]
GEOM
NT
COUNT
sympy
[]
geo_count_lattice_rect_v1
null
3
0
null
null
0.009
2026-02-08T16:02:35.447697Z
{ "verified": true, "answer": 192, "timestamp": "2026-02-08T16:02:35.456653Z" }
19bfd4
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 243, "completion_tokens": 6635 }, "timestamp": "2026-02-24T19:40:43.359Z", "answer": 192 }, { "i...
1
[]
{ "lo": 1.98, "mid": 5.23, "hi": 8.52 }
040ca4
nt_count_intersection_v1_151522320_2371
Let $N = 20000$. Let $a$ be the smallest divisor of $41327$ that is at least $2$, and let $b = 15$. Define $r$ to be the number of integers $n$ with $1 \leq n \leq N$ such that $a$ divides $n$ and $\gcd(n, 15) = 1$. Compute the remainder when $|r|$ is divided by $95562$.
970
graphs = [ Graph( let={ "N": Const(20000), "a": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(2)), Divides(divisor=Var("d"), dividend=Const(41327))))), "b": Const(15), "result": CountOverSet(set=SolutionsSet(var=Var("n"), conditio...
NT
null
COUNT
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR" ]
bc3776
nt_count_intersection_v1
null
4
0
[ "MIN_PRIME_FACTOR" ]
1
0.64
2026-02-08T04:46:53.272526Z
{ "verified": true, "answer": 970, "timestamp": "2026-02-08T04:46:53.912120Z" }
6fa3c8
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 209, "completion_tokens": 1458 }, "timestamp": "2026-02-11T21:55:55.709Z", "answer": 970 }, { "i...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "V5", "status": "no" }, { "lemma": "V8", "status": "no" }...
{ "lo": -5.55, "mid": -3.01, "hi": 0.33 }
54b5f2
nt_gcd_compute_v1_655260480_3533
Let $p$ be a positive integer. Define $n$ to be the number of such $p$ for which there exists a positive integer $q$ such that $p \cdot q = 54$, $\gcd(p, q) = 1$, and $p < q$. Let $a = 275824$ and $b = 620604$, and define $r = \gcd(a, b)$. Let $d_0$ be the smallest integer $d$ such that $d \ge n$ and $d$ divides $38239...
4,140
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=54)), Eq(left=GCD(a=Var(name='p'), b=Var(name='q')), right=Const(value=1)), ...
NT
COMB
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS/MIN_PRIME_FACTOR" ]
c17aaa
nt_gcd_compute_v1
bell_mod
6
0
[ "COPRIME_PAIRS", "MIN_PRIME_FACTOR" ]
2
0.003
2026-02-08T17:25:07.189885Z
{ "verified": true, "answer": 4140, "timestamp": "2026-02-08T17:25:07.192817Z" }
ae685c
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": 2111 }, "timestamp": "2026-02-18T01:39:07.305Z", "answer": 4140 }, {...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "o...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
d6902d
geo_visible_lattice_v1_238844314_1029
Let $n = 90$. Define a visible lattice point as an ordered pair $(x, y)$ of positive integers such that $1 \leq x, y \leq n$ and $\gcd(x, y) = 1$. Let $R$ be the number of visible lattice points for this $n$. Compute $72361 - R$. Determine the value of this difference.
67,402
graphs = [ Graph( let={ "n": Const(90), "result": VisibleLatticePoints(n=Ref(name='n')), "Q": Sub(Const(72361), Ref("result")), }, goal=Ref("Q"), ) ]
GEOM
null
COUNT
sympy
[]
geo_visible_lattice_v1
null
3
0
null
null
0.185
2026-02-08T13:51:33.100284Z
{ "verified": true, "answer": 67402, "timestamp": "2026-02-08T13:51:33.285580Z" }
56a3ed
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 191, "completion_tokens": 32768 }, "timestamp": "2026-02-24T19:16:40.516Z", "answer": null }, { ...
1
[]
{ "lo": 3.25, "mid": 5.68, "hi": 8.81 }
e7e28b
comb_catalan_compute_v1_1470522791_1369
Let $n$ be the number of integers $t$ with $10 \leq t \leq 34$ for which there exist positive integers $a$ and $b$, with $1 \leq a \leq 3$ and $1 \leq b \leq 4$, such that $t = 6a + 4b$. Let $c = 19809$. Compute the remainder when $c$ times the $n$-th Catalan number is divided by $69568$.
62,690
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
2026-02-08T13:36:22.214240Z
{ "verified": true, "answer": 62690, "timestamp": "2026-02-08T13:36:22.216453Z" }
266d32
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 219, "completion_tokens": 2243 }, "timestamp": "2026-02-24T18:43:29.527Z", "answer": 62690 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" } ...
{ "lo": -2.35, "mid": 1.22, "hi": 4.84 }
90cdf5
comb_count_permutations_fixed_v1_784195855_3013
Let $n = 1 + 2 + 3 + 4$ and $k = 5$. Define $$ \text{result} = \binom{n}{k} \cdot !(n - k), $$ where $!m$ denotes the number of derangements of $m$ elements. Let $Q$ be the remainder when $44121 \cdot \text{result}$ is divided by $55151$. Find the value of $Q$.
24,278
graphs = [ Graph( let={ "_n": Const(4), "n": Summation(var="k", start=Const(1), end=Ref("_n"), expr=Var("k")), "k": Const(5), "result": Mul(Binom(n=Ref("n"), k=Ref("k")), Subfactorial(arg=Sub(left=Ref(name='n'), right=Ref(name='k')))), "Q": Mod(val...
COMB
null
COUNT
sympy
MIN_PRIME_FACTOR
[ "SUM_ARITHMETIC" ]
eb34f0
comb_count_permutations_fixed_v1
null
3
0
[ "MIN_PRIME_FACTOR", "SUM_ARITHMETIC" ]
2
0.043
2026-02-08T06:11:37.605830Z
{ "verified": true, "answer": 24278, "timestamp": "2026-02-08T06:11:37.648828Z" }
4e74ea
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 212, "completion_tokens": 3563 }, "timestamp": "2026-02-24T05:35:25.213Z", "answer": 24278 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "SUM_ARITHMETIC", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SUM", "status...
{ "lo": -2.46, "mid": 0.47, "hi": 3.59 }
8f6446
nt_count_divisors_in_range_v1_1439011603_2064
Let $c=2$, and let $m$ be the greatest prime number less than or equal to $1012$. Let $n=27720$ and $a=1$. Let $b$ be the number of integers $t$ for which there exist integers $a_1$ and $b_1$ satisfying $1\le a_1\le 1001$, $1\le b_1\le 70$, $10\le t\le 3493$, and $$t=3a_1+7b_1.$$ Let $r$ be the number of positive divi...
89,890
graphs = [ Graph( let={ "_c": Const(2), "_m": MaxOverSet(set=SolutionsSet(var=Var("n1"), condition=And(Geq(Var("n1"), Const(2)), Leq(Var("n1"), Const(1012)), IsPrime(Var("n1"))))), "_n": Const(2), "n": Const(27720), "a": Const(1), "b": ...
NT
null
COUNT
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR/MAX_PRIME_BELOW", "MAX_PRIME_BELOW/LIN_FORM" ]
9ecc92
nt_count_divisors_in_range_v1
two_moduli
6
0
[ "LIN_FORM", "MAX_PRIME_BELOW", "MIN_PRIME_FACTOR" ]
3
0.042
2026-02-08T16:29:05.959022Z
{ "verified": true, "answer": 89890, "timestamp": "2026-02-08T16:29:06.001489Z" }
f0e8c8
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 394, "completion_tokens": 5673 }, "timestamp": "2026-02-17T05:52:16.132Z", "answer": 89890 }, ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok_later" ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
ef3bf8
nt_max_prime_below_v1_1520064083_4143
Let $a$ and $b$ be positive integers such that $ab = 216$ and $\gcd(a, b) = 1$, with $a < b$. Let $S$ be the set of all such integers $a$. Compute the number of elements in $S$. Let $T$ be the set of prime numbers $n$ such that $n \geq |S|$ and $n \leq 15876$. Let $M$ be the largest element of $T$. Compute the remainde...
2,721
graphs = [ Graph( let={ "upper": Const(15876), "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
3.117
2026-02-08T06:06:35.543310Z
{ "verified": true, "answer": 2721, "timestamp": "2026-02-08T06:06:38.660508Z" }
fdfac0
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": 4296 }, "timestamp": "2026-02-12T20:11:04.713Z", "answer": 2721 }, {...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "K16", "status":...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
610001
antilemma_k2_v1_1915831931_3071
Let $x = \sum_{k=1}^{243} \phi(k) \left\lfloor \frac{243}{k} \right\rfloor$, where $\phi(k)$ denotes Euler's totient function. Let $Q$ be the remainder when $8281 - x$ is divided by $75184$. Compute $Q$.
53,819
graphs = [ Graph( let={ "x": Summation(var="k", start=Const(1), end=Const(243), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Const(243), Var("k"))))), "Q": Mod(value=Sub(Const(8281), Ref("x")), modulus=Const(75184)), }, goal=Ref("Q"), ) ]
NT
COMB
COMPUTE
sympy
K13
[ "K2" ]
6897ab
antilemma_k2_v1
null
3
0
[ "K13", "K2" ]
2
0.005
2026-02-08T17:20:25.251436Z
{ "verified": true, "answer": 53819, "timestamp": "2026-02-08T17:20:25.256746Z" }
46b875
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": 850 }, "timestamp": "2026-02-18T01:07:21.717Z", "answer": 53819 }, {...
1
[ { "lemma": "DS2", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
5c66e1
comb_count_permutations_fixed_v1_2051736721_3590
Let $n$ be the largest prime number satisfying $2 \leq n \leq 11$. Let $k = 8$. Compute $\binom{n}{k} \cdot !(n - k)$, where $!m$ denotes the number of derangements of $m$ elements.
330
graphs = [ Graph( let={ "n": MaxOverSet(set=SolutionsSet(var=Var("n1"), condition=And(Geq(Var("n1"), Const(2)), Leq(Var("n1"), Const(11)), IsPrime(Var("n1"))))), "k": Const(8), "result": Mul(Binom(n=Ref("n"), k=Ref("k")), Subfactorial(arg=Sub(left=Ref(name='n'), right=Ref...
NT
COMB
COUNT
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW" ]
dc3ad3
comb_count_permutations_fixed_v1
null
3
0
[ "MAX_PRIME_BELOW" ]
1
0.003
2026-02-08T17:24:50.769131Z
{ "verified": true, "answer": 330, "timestamp": "2026-02-08T17:24:50.771788Z" }
7d6b18
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 106, "completion_tokens": 553 }, "timestamp": "2026-02-18T01:25:17.013Z", "answer": 330 }, { ...
1
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
9c4079
comb_factorial_compute_v1_1915831931_1338
Let $n$ be the number of positive integers $p$ for which there exists a positive integer $q$ such that $p \cdot q = 257250$, $\gcd(p, q) = 1$, and $p < q$. Compute $n!$.
40,320
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=257250)), Eq(left=GCD(a=Var(name='p'), b=Var(name='q')), right=Const(value=1)...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
comb_factorial_compute_v1
null
5
0
[ "COPRIME_PAIRS" ]
1
0.003
2026-02-08T16:00:31.644779Z
{ "verified": true, "answer": 40320, "timestamp": "2026-02-08T16:00:31.647313Z" }
f6b74a
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 103, "completion_tokens": 1463 }, "timestamp": "2026-02-16T19:33:23.469Z", "answer": 40320 }, ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V7", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
9e6dd2
antilemma_product_of_sums_v1_1116507919_417
Let $S_1$ be the sum of $ij$ over all ordered pairs $(i, j)$ with $1 \leq i \leq 3$ and $1 \leq j \leq 7$. Let $S_2$ be the sum of all integers $k$ from $1$ to the largest prime number less than or equal to $24$. Let $x = S_1 \cdot S_2$. Let $c$ be the number of nonnegative integers $j$ with $0 \leq j \leq 53717$ such ...
47,544
graphs = [ Graph( let={ "_m": Const(2), "_n": Const(93400), "S1": SumOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Const(1), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(3)), right=IntegerRange(start=Con...
NT
null
COMPUTE
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW/SUM_ARITHMETIC", "V8", "PRODUCT_OF_SUMS" ]
7ae8e6
antilemma_product_of_sums_v1
negation_mod
5
0
[ "MAX_PRIME_BELOW", "PRODUCT_OF_SUMS", "SUM_ARITHMETIC", "V8" ]
4
0.003
2026-02-08T02:34:05.574805Z
{ "verified": true, "answer": 47544, "timestamp": "2026-02-08T02:34:05.577498Z" }
0d9f11
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 266, "completion_tokens": 1371 }, "timestamp": "2026-02-08T19:31:38.841Z", "answer": 47544 }, { "...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "PRODUCT_OF_SUMS", ...
{ "lo": -4.6, "mid": 0.18, "hi": 4.74 }
2bc855
nt_count_divisible_v1_655260480_3986
Let $A$ be the number of positive integers $n$ such that $1 \leq n \leq 540$ and $20$ divides the $n$th Fibonacci number. Let $B$ be the number of positive integers $n_1$ such that $1 \leq n_1 \leq 73984$ and $n_1$ is divisible by $A$. Compute the remainder when $36367 \cdot B$ is divided by $81624$.
14,826
graphs = [ Graph( let={ "_n": Const(540), "upper": Const(73984), "divisor": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("_n")), Divides(divisor=Const(20), dividend=Fibonacci(arg=Var(name='n')))))), "resu...
ALG
NT
COUNT
sympy
COUNT_FIB_DIVISIBLE
[ "COUNT_FIB_DIVISIBLE" ]
66de3c
nt_count_divisible_v1
null
6
0
[ "COUNT_FIB_DIVISIBLE" ]
1
2.395
2026-02-08T17:38:45.408698Z
{ "verified": true, "answer": 14826, "timestamp": "2026-02-08T17:38:47.803961Z" }
aa9c4c
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": 2052 }, "timestamp": "2026-02-18T05:12:42.834Z", "answer": 14826 }, ...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V7", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
6029c9
modular_min_modexp_v1_1439011603_2025
Let $m = 131$. Let $s$ be the minimum value of $x + y$ over all ordered pairs $(x, y)$ of positive integers such that $xy = 4225$. Let $r$ be the smallest positive integer $x_1$ such that $1 \leq x_1 \leq s$ and $2^{x_1} \equiv 98 \pmod{m}$. Compute the Bell number $B_k$, where $k$ is the absolute value of $r$ modulo $...
4,140
graphs = [ Graph( let={ "a": Const(2), "b": Const(98), "m": Const(131), "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"), V...
NT
COMB
EXTREMUM
sympy
B3
[ "B3" ]
0cd20d
modular_min_modexp_v1
null
6
0
[ "B3" ]
1
0.021
2026-02-08T16:28:11.948961Z
{ "verified": true, "answer": 4140, "timestamp": "2026-02-08T16:28:11.969571Z" }
4a8ab4
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 157, "completion_tokens": 2358 }, "timestamp": "2026-02-17T04:03:35.066Z", "answer": 4140 }, {...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
366914
algebra_quadratic_discriminant_v1_865884756_5575
Let $S$ be the set of all positive integers $t$ between 15 and 45 inclusive that can be written in the form $6a + 9b$ for positive integers $a \leq 3$ and $b \leq 3$. Let $b$ be the minimum value of $x + y$ over all pairs of positive integers $(x, y)$ such that $xy = |S|$. Let $c$ be the number of prime numbers between...
196
graphs = [ Graph( let={ "_n": Const(2), "a": Const(-1), "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")), CountOverSet(set=Solut...
NT
null
COMPUTE
sympy
MOBIUS_SUM
[ "LIN_FORM/B3", "COUNT_PRIMES" ]
f413ae
algebra_quadratic_discriminant_v1
null
5
0
[ "B3", "COUNT_PRIMES", "LIN_FORM", "MOBIUS_SUM" ]
4
0.021
2026-02-08T18:42:15.507193Z
{ "verified": true, "answer": 196, "timestamp": "2026-02-08T18:42:15.527950Z" }
ce55ca
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 163, "completion_tokens": 1666 }, "timestamp": "2026-02-18T18:46:44.761Z", "answer": 196 }, { ...
1
[ { "lemma": "B3", "status": "ok_later" }, { "lemma": "COUNT_PRIMES", "status": "ok" }, { "lemma": "K13", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
eb39bc
nt_sum_divisors_mod_v1_1520064083_2172
Let $n$ be the minimum possible value of $x + y$ where $x$ and $y$ are positive integers such that $xy = 14400$. Let $\sigma$ be the sum of all positive divisors of $n$. Compute the remainder when $\sigma$ is divided by $11801$.
744
graphs = [ Graph( let={ "_n": Const(14400), "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
null
COMPUTE
sympy
B3
[ "B3" ]
0cd20d
nt_sum_divisors_mod_v1
null
6
0
[ "B3" ]
1
0.002
2026-02-08T04:33:06.206949Z
{ "verified": true, "answer": 744, "timestamp": "2026-02-08T04:33:06.208615Z" }
6cc986
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 175, "completion_tokens": 571 }, "timestamp": "2026-02-10T17:07:47.041Z", "answer": 744 }, { "id...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V7", "status": "no" } ]
{ "lo": -5.55, "mid": -3.01, "hi": 0.33 }
df979f
nt_count_intersection_v1_865884756_3892
Let $a = 7$. Let $b$ be the minimum value of $x + y$ over all ordered pairs $(x, y)$ of positive integers such that $xy = 81$. Determine the number of positive integers $n$, with $1 \leq n \leq 100000$, such that $7$ divides $n$ and $\gcd(n, b) = 1$. Let $Q$ be the remainder when $180$ minus this count is divided by $5...
54,817
graphs = [ Graph( let={ "_n": Const(59399), "N": Const(100000), "a": Const(7), "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")...
NT
null
COUNT
sympy
B3
[ "B3" ]
0cd20d
nt_count_intersection_v1
null
4
0
[ "B3" ]
1
3.808
2026-02-08T17:39:27.290841Z
{ "verified": true, "answer": 54817, "timestamp": "2026-02-08T17:39:31.098640Z" }
fde2c6
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 157, "completion_tokens": 1025 }, "timestamp": "2026-02-18T05:29:22.257Z", "answer": 54817 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
efdbc3
comb_binomial_compute_v1_1116507919_306
Let $n = 13$. Define $k$ to be the value of the sum $$ \sum_{k=1}^{3} \phi(k) \left\lfloor \frac{3}{k} \right\rfloor, $$ where $\phi$ denotes Euler's totient function. Let $\binom{n}{k}$ denote the binomial coefficient. Compute the remainder when $79663 \cdot \binom{n}{k}$ is divided by $57383$.
15,402
graphs = [ Graph( let={ "_n": Const(79663), "n": Const(13), "k": Summation(var="k", start=Const(1), end=Const(3), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Const(3), Var("k"))))), "result": Binom(n=Ref("n"), k=Ref("k")), "Q": Mod(value=Mul(Ref("_n")...
NT
null
COMPUTE
sympy
K2
[ "K2" ]
6897ab
comb_binomial_compute_v1
null
3
0
[ "K2" ]
1
0.001
2026-02-08T02:30:45.148623Z
{ "verified": true, "answer": 15402, "timestamp": "2026-02-08T02:30:45.149661Z" }
2d6080
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 219, "completion_tokens": 1972 }, "timestamp": "2026-02-08T19:21:31.573Z", "answer": 15402 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -0.93, "mid": 0.84, "hi": 2.38 }
4ebc65
comb_bell_compute_v1_1520064083_339
Let $S$ be the set of all ordered pairs $(x,y)$ of positive integers such that $xy = 16$. Let $T$ be the set of all values $x + y$ where $(x,y) \in S$. Define $n$ to be the minimum element of $T$. Compute the remainder when $39813 \cdot B_n$ is divided by 63629, where $B_n$ denotes the $n$-th Bell number.
26,710
graphs = [ Graph( let={ "n": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(16)))), expr=Sum(Var("x"), Var("y")))), "result": Bell(Ref("...
COMB
null
COMPUTE
sympy
C3
[ "B3" ]
0cd20d
comb_bell_compute_v1
null
3
0
[ "B3", "C3" ]
2
0.01
2026-02-08T03:16:50.580840Z
{ "verified": true, "answer": 26710, "timestamp": "2026-02-08T03:16:50.590872Z" }
0209d8
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 208, "completion_tokens": 1169 }, "timestamp": "2026-02-10T13:50:10.869Z", "answer": 26710 }, { "...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SUM", "statu...
{ "lo": -2.46, "mid": 0.47, "hi": 3.59 }
91b800
antilemma_k2_v1_717093673_3032
Let $c = 401$ and $m = 401$. Define $n$ to be the sum of $\phi(d)$ over all positive divisors $d$ of $m$, where $\phi$ is the Euler totient function. Define $C$ to be the sum of $\phi(d_1)$ over all positive divisors $d_1$ of $c$. Now define $$ x = \sum_{k=1}^{n} \phi(k) \left\lfloor \frac{C}{k} \right\rfloor. $$ Comp...
7,652
graphs = [ Graph( let={ "_c": Const(401), "_m": Const(401), "_n": SumOverDivisors(n=Ref(name='_m'), var='d', expr=EulerPhi(n=Var(name='d'))), "x": Summation(var="k", start=Const(1), end=Ref("_n"), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(SumOverDivisors(n=Ref(...
NT
COMB
COMPUTE
sympy
K13
[ "K3/K2", "K2" ]
c7f244
antilemma_k2_v1
null
5
0
[ "K13", "K2", "K3" ]
3
0.005
2026-02-08T17:20:43.836699Z
{ "verified": true, "answer": 7652, "timestamp": "2026-02-08T17:20:43.842141Z" }
c00c9a
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 176, "completion_tokens": 1307 }, "timestamp": "2026-02-18T00:25:53.568Z", "answer": 7652 }, {...
1
[ { "lemma": "K13", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "K3", "status": "ok" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lem...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
6b8bd8
antilemma_sum_primes_v1_168721529_122
Let $x$ be the sum of all prime numbers $n$ such that $2 \leq n \leq 3$. Let $S$ be the set of all positive integers $p$ for which there exists a positive integer $q$ such that $p \cdot q = 72$, $\gcd(p, q) = 1$, and $p < q$. Let $Q$ be the remainder when the number of elements in $S$ minus $x$ is divided by $69804$. F...
69,801
graphs = [ Graph( let={ "_n": Const(2), "x": SumOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Ref("_n")), Leq(Var("n"), Const(3)), IsPrime(Var("n"))))), "Q": Mod(value=Sub(CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(na...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS", "SUM_PRIMES" ]
2e4a7d
antilemma_sum_primes_v1
negation_mod
4
0
[ "COPRIME_PAIRS", "SUM_PRIMES" ]
2
0.003
2026-02-08T12:50:01.357351Z
{ "verified": true, "answer": 69801, "timestamp": "2026-02-08T12:50:01.360308Z" }
df88bb
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 229, "completion_tokens": 1384 }, "timestamp": "2026-02-08T21:03:57.885Z", "answer": 69801 }, { "...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "SUM_PRIMES", "status": "ok" }, { "lemma": "V1", "status": "no" }, { "lemma": "V5", "st...
{ "lo": -2.06, "mid": 1.85, "hi": 5.2 }
b799ab
sequence_fibonacci_compute_v1_1125832087_86
Let $n$ be the minimum value of $x + y$ over all pairs of positive integers $(x, y)$ such that $xy = 100$. Compute the $n$-th Fibonacci number, where $F_1 = 1$, $F_2 = 1$, and $F_m = F_{m-1} + F_{m-2}$ for $m \geq 3$.
6,765
graphs = [ Graph( let={ "_n": Const(100), "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
null
COMPUTE
sympy
B3
[ "B3" ]
0cd20d
sequence_fibonacci_compute_v1
null
4
0
[ "B3" ]
1
0.001
2026-02-08T02:51:29.802854Z
{ "verified": true, "answer": 6765, "timestamp": "2026-02-08T02:51:29.804116Z" }
88368b
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": 585 }, "timestamp": "2026-02-10T11:42:20.981Z", "answer": 6765 }, { "id...
2
[ { "lemma": "B3", "status": "ok" }, { "lemma": "K13", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -10, "mid": -7.33, "hi": -4.66 }
5eb26b
modular_inverse_v1_124444284_9045
Let $a$ be the largest positive integer $d$ such that $d \leq 979$ and $d$ divides 976063. Let $m$ be the largest prime number $n$ such that $2 \leq n \leq 1152$. Let $S$ be the set of all positive integers $x$ such that $1 \leq x \leq 1150$ and $$ ax \equiv 1 \pmod{m}. $$Let $r$ be the smallest element of $S$. Compute...
46,204
graphs = [ Graph( let={ "a": MaxOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(1)), Leq(Var("d"), Const(979)), Divides(divisor=Var("d"), dividend=Const(976063))))), "m": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var...
NT
null
EXTREMUM
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW", "MAX_DIVISOR" ]
beffb0
modular_inverse_v1
null
5
0
[ "MAX_DIVISOR", "MAX_PRIME_BELOW" ]
2
0.053
2026-02-08T12:10:10.485571Z
{ "verified": true, "answer": 46204, "timestamp": "2026-02-08T12:10:10.538469Z" }
0a8027
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 171, "completion_tokens": 4761 }, "timestamp": "2026-02-14T22:41:35.979Z", "answer": 46204 }, ...
1
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "MAX_DIVISOR", "status": "ok" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "V3", "status": "no" }, ...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
898cc2
antilemma_k3_v1_655260480_5694
Let $x = \sum_{d \mid 60482} \phi(d)$, where $\phi$ denotes Euler's totient function. Compute $x + 2^{x \bmod 15} \bmod 80755$.
60,486
graphs = [ Graph( let={ "x": SumOverDivisors(n=Const(value=60482), var='d', expr=EulerPhi(n=Var(name='d'))), "Q": Sum(Ref("x"), Mod(value=Pow(Const(2), Mod(value=Ref("x"), modulus=Const(15))), modulus=Const(80755))), }, goal=Ref("Q"), ) ]
NT
COMB
COMPUTE
sympy
K3
[ "K3" ]
54c41e
antilemma_k3_v1
null
3
0
[ "K3" ]
1
0
2026-02-08T18:37:48.699904Z
{ "verified": true, "answer": 60486, "timestamp": "2026-02-08T18:37:48.700365Z" }
f205dd
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 115, "completion_tokens": 790 }, "timestamp": "2026-02-16T13:27:50.000Z", "answer": 30305 }, { "id": 11...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "K5", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
d274d4
geo_count_lattice_rect_v1_1978505735_6446
Let $a = 222$ and $b = 147$. Compute the number of lattice points in the rectangle $[0, a] \times [0, b]$, including the boundaries. Let $m$ be this number plus 2. Find the smallest positive integer $k$ such that the $k$-th Fibonacci number is divisible by $m$.
16,500
graphs = [ Graph( let={ "a": Const(222), "b": Const(147), "result": LatticePointsRect(a=Ref(name='a'), b=Ref(name='b')), "Q": FibonacciEntryPoint(modulus=Sum(Abs(arg=Ref(name='result')), Const(value=2))), }, goal=Ref("Q"), ) ]
GEOM
NT
COUNT
sympy
[]
geo_count_lattice_rect_v1
null
4
0
null
null
0.003
2026-02-08T19:36:09.722204Z
{ "verified": true, "answer": 16500, "timestamp": "2026-02-08T19:36:09.725522Z" }
3ea27d
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 122, "completion_tokens": 5659 }, "timestamp": "2026-02-18T22:58:27.017Z", "answer": 16500 }, ...
1
[]
{ "lo": -3.12, "mid": 1.47, "hi": 6.57 }
3faa0c
antilemma_k2_v1_1742523217_2233
Let $m = 2$ and let $n$ be the sum of all real solutions $x$ to the equation $x^2 - 106x - 4080 = 0$. Compute the value of $$ \sum_{k=1}^{106} \phi(k) \left\lfloor \frac{n}{k} \right\rfloor, $$ where $\phi$ denotes Euler's totient function.
5,671
graphs = [ Graph( let={ "_m": Const(2), "_n": SumOverSet(set=SolutionsSet(var=Var("x"), condition=Eq(Sum(Pow(Var("x"), Ref("_m")), Mul(Const(-106), Var("x")), Const(-4080)), Const(0)))), "x": Summation(var="k", start=Const(1), end=Const(106), expr=Mul(EulerPhi(n=Var("k"))...
NT
COMB
COMPUTE
sympy
VIETA_SUM
[ "VIETA_SUM/K2", "K2" ]
6be084
antilemma_k2_v1
null
6
0
[ "K2", "VIETA_SUM" ]
2
0.003
2026-02-08T04:36:55.852080Z
{ "verified": true, "answer": 5671, "timestamp": "2026-02-08T04:36:55.855548Z" }
328657
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 200, "completion_tokens": 646 }, "timestamp": "2026-02-11T21:42:42.848Z", "answer": 5671 }, { "i...
1
[ { "lemma": "K14", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "VIETA_SUM"...
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
3b9cd7
nt_min_coprime_above_v1_1978505735_7714
Let $A$ be the number of integers $n$ with $1 \leq n \leq 60236$ such that $n \equiv \left\lfloor \frac{n}{2} \right\rfloor \pmod{11}$. Let $B$ be the number of integers $n$ with $1 \leq n \leq 14529$ such that $\gcd(n, 20) = 1$. Let $T$ be the set of all ordered pairs of positive integers $(x, y)$ such that $xy = 2656...
7,133
graphs = [ Graph( let={ "_m": Const(14529), "_n": Const(60236), "start": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("_n")), Congruent(a=Var(name='n'), b=Floor(arg=Div(left=Var(name='n'), right=Const(value=2))), mod...
NT
null
EXTREMUM
sympy
L3C
[ "L3C", "B3", "C4" ]
5142f7
nt_min_coprime_above_v1
null
7
0
[ "B3", "C4", "L3C" ]
3
0.031
2026-02-08T20:24:13.623818Z
{ "verified": true, "answer": 7133, "timestamp": "2026-02-08T20:24:13.654547Z" }
8679bf
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 277, "completion_tokens": 2906 }, "timestamp": "2026-02-19T00:31:20.654Z", "answer": 7133 }, {...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "C4", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "L3C", "status": "ok" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MOD_A...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
a9e6d9
nt_count_divisors_in_range_v1_124444284_2721
Let $a$ be the number of positive integers $p$ for which there exists a positive integer $q$ such that $pq = 6$, $\gcd(p, q) = 1$, and $p < q$. Let $n = 27720$. Let $S$ be the set of all positive divisors $d$ of $n$ such that $a \le d \le 27725$. Compute the remainder when $44359 \cdot |S|$ is divided by $73571$.
20,558
graphs = [ Graph( let={ "_n": Const(73571), "n": Const(27720), "a": CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), Var(name='q')), right=Const(value=6)), Eq(left=G...
NT
null
COUNT
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
nt_count_divisors_in_range_v1
null
4
0
[ "COPRIME_PAIRS" ]
1
0.476
2026-02-08T04:54:02.619476Z
{ "verified": true, "answer": 20558, "timestamp": "2026-02-08T04:54:03.095112Z" }
877974
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 219, "completion_tokens": 2962 }, "timestamp": "2026-02-11T22:42:27.782Z", "answer": 20558 }, { "...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V8_SUM", "sta...
{ "lo": -3.52, "mid": 1.14, "hi": 6.18 }
d5d5ae
alg_poly4_min_v1_1218484723_2017
Let $T$ be the number of positive integers $p$ such that $p < q$, $pq = 4898589994206014701336942200$, and $\gcd(p, q) = 1$. Find the minimum value of $128a^4 + 12288a^2b^2 + 32768ab^3 + 32768b^4 + T a^3 b$ over all ordered pairs $(a, b)$ of positive integers with $1 \le a, b \le 83$.
80,000
graphs = [ Graph( let={ "_n": Const(32768), "result": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Const(83)), Geq(Var("b"), Const(1)), Leq(Var("b"), Const(83)))), expr=Sum(Mul(Const(12288), ...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
alg_poly4_min_v1
null
6
0
[ "COPRIME_PAIRS" ]
1
0.026
2026-02-25T03:43:32.528867Z
{ "verified": true, "answer": 80000, "timestamp": "2026-02-25T03:43:32.555361Z" }
4eca66
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 223, "completion_tokens": 32768 }, "timestamp": "2026-03-29T02:34:50.499Z", "answer": null }, { ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "K14", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" } ]
{ "lo": 3.14, "mid": 5.37, "hi": 7.61 }
519c45_n
modular_modexp_compute_v1_601307018_1789
A security system uses a two-stage code. The first stage selects the largest prime number between 2 and 30, denoted $a$. The second stage calculates a length $L$ equal to the number of integers from 1 to 224 satisfying $n_1 \equiv \lfloor n_1/2 \rfloor \pmod{7}$. Then it finds the maximum possible product $e = x \cdot ...
16,321
NT
null
COMPUTE
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW", "L3C/B1" ]
5af77e
modular_modexp_compute_v1
null
6
null
[ "B1", "L3C", "MAX_PRIME_BELOW" ]
3
0.004
2026-03-10T02:32:21.924541Z
null
e479c9
519c45
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": 3791 }, "timestamp": "2026-03-29T15:27:21.287Z", "answer": 16321 }, { "...
1
[ { "lemma": "B1", "status": "ok_later" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "L3C", "status": "ok" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, ...
{ "lo": -5.36, "mid": 0.27, "hi": 5.45 }
522f9f
nt_min_crt_v1_1353956133_469
Let $m = 3$ and $k = 7$. Define $a = 2$ and $b = 2$. Let $S$ be the set of all integers $n$ such that $1 \leq n \leq \sum_{i=1}^{6} i$, $n \equiv a \pmod{m}$, and $n \equiv b \pmod{k}$. Compute the minimum value of $S$.
2
graphs = [ Graph( let={ "m": Const(3), "k": Const(7), "a": Const(2), "b": Const(2), "upper": Summation(var="k", start=Const(1), end=Const(6), expr=Var("k")), "result": MinOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n")...
NT
null
EXTREMUM
sympy
SUM_ARITHMETIC
[ "SUM_ARITHMETIC" ]
eb34f0
nt_min_crt_v1
null
3
0
[ "SUM_ARITHMETIC" ]
1
0.005
2026-02-08T11:27:58.887998Z
{ "verified": true, "answer": 2, "timestamp": "2026-02-08T11:27:58.892935Z" }
a03cf4
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 148, "completion_tokens": 685 }, "timestamp": "2026-02-15T22:05:43.837Z", "answer": 2 }, { "id": 11, "...
2
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "SUM_ARITHMETIC", "status": "ok" }, { "lemma": "V8_SUM", "stat...
{ "lo": -9.12, "mid": -6.02, "hi": -3.62 }
986b1f
modular_count_residue_v1_1915831931_3382
Let $m$ be the number of positive integers $p$ for which there exists a positive integer $q$ such that $p < q$, $\gcd(p, q) = 1$, and $p \cdot q = 1067220$. Compute the number of positive integers $n \leq 55225$ such that the remainder when $n$ is divided by $m$ is $11$.
3,451
graphs = [ Graph( let={ "upper": Const(55225), "m": CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), Var(name='q')), right=Const(value=1067220)), Eq(left=GCD(a=Var(name='p'), b=...
NT
null
COUNT
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
modular_count_residue_v1
null
5
0
[ "COPRIME_PAIRS" ]
1
2.155
2026-02-08T17:36:47.470244Z
{ "verified": true, "answer": 3451, "timestamp": "2026-02-08T17:36:49.625476Z" }
fb6a74
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 151, "completion_tokens": 543 }, "timestamp": "2026-02-16T11:27:44.170Z", "answer": 173 }, { "id": 11, ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
2e48f9
comb_count_derangements_v1_124444284_6477
Let $m=75668$ and $n=44121$. Define $$h=\sum_{k=0}^{0}(-1)^k\binom{0}{k}$$ and let $u$ be the number of integers $t$ for which there exist integers $a$ and $b$ satisfying $1\le a\le3$, $1\le b\le3$, $5\le t\le15$, and $$t=2a+3b.$$ Let $n_1=u+1$. Let $T$ be the set of all ordered pairs $(x_1,x_2)$ of positive odd integ...
3,226
graphs = [ Graph( let={ "_m": Const(75668), "_n": Const(44121), "n2": Const(0), "h": Summation(var="k", start=Const(0), end=Ref("n2"), expr=Mul(Pow(Const(-1), Var("k")), Binom(n=Ref("n2"), k=Var("k")))), "u": CountOverSet(set=SolutionsSet(var=Var("...
COMB
null
COUNT
sympy
COMB1
[ "COMB1/ZERO_BINOM_0/BINOMIAL_ALTERNATING", "LIN_FORM/BINOMIAL_ALTERNATING" ]
0aac41
comb_count_derangements_v1
null
6
2
[ "BINOMIAL_ALTERNATING", "COMB1", "LIN_FORM", "ZERO_BINOM_0" ]
4
0.005
2026-02-08T08:28:47.750297Z
{ "verified": true, "answer": 3226, "timestamp": "2026-02-08T08:28:47.754863Z" }
6b5c3f
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 383, "completion_tokens": 8890 }, "timestamp": "2026-02-24T09:34:49.805Z", "answer": 3226 }, { "i...
1
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok_later" }, { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", ...
{ "lo": -2.35, "mid": 1.22, "hi": 4.84 }
abf434
comb_count_surjections_v1_1915831931_3545
Let $k$ be the number of ordered pairs $(i, j)$ of positive integers such that $1 \leq i \leq 3$, $1 \leq j \leq 4$, and $i + j = 4$. Compute $k! \cdot S(7, k)$, where $S(7, k)$ denotes the Stirling number of the second kind.
1,806
graphs = [ Graph( let={ "n": Const(7), "k": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Const(4)), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(3)), right=IntegerRange(start=Const(1), end=Const(4...
COMB
null
COUNT
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS" ]
75ab0f
comb_count_surjections_v1
null
3
0
[ "COUNT_SUM_EQUALS" ]
1
0.017
2026-02-08T17:43:59.308037Z
{ "verified": true, "answer": 1806, "timestamp": "2026-02-08T17:43:59.324908Z" }
ea5883
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 125, "completion_tokens": 871 }, "timestamp": "2026-02-18T07:04:33.802Z", "answer": 1806 }, { ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -5.64, "mid": -3.17, "hi": -0.81 }
62caec
comb_bell_compute_v1_717093673_1086
Let $S$ be the set of all ordered pairs $(x_1, y_1)$ of positive integers such that $x_1 + y_1 = 8$. Define $M$ to be the maximum value of $x_1 y_1$ over all such pairs. Now let $T$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = M$. Define $n$ to be the minimum value of $x + y$ over all ...
27,156
graphs = [ Graph( let={ "_n": Const(44121), "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")), MaxOverSet(set=MapOverSet(set=SolutionsSet(var...
COMB
null
COMPUTE
sympy
B1
[ "B1/B3" ]
80b49d
comb_bell_compute_v1
null
6
0
[ "B1", "B3" ]
2
0.003
2026-02-08T15:51:10.646055Z
{ "verified": true, "answer": 27156, "timestamp": "2026-02-08T15:51:10.648779Z" }
0cf940
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": 1253 }, "timestamp": "2026-02-24T18:52:36.389Z", "answer": 27156 }, { ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "B3", "status": "ok_later" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" }, {...
{ "lo": -2.4, "mid": 1.57, "hi": 5.75 }
ed3382
nt_sum_gcd_range_mod_v1_1520064083_3331
Let $N$ be the maximum value of $xy$ over all pairs of positive integers $(x, y)$ such that $x + y = 108$. Let $k = 60$ and $M = 11779$. Define $\text{sum} = \sum_{n=1}^{N} \gcd(n, k)$. Compute the remainder when $\text{sum}$ is divided by $M$.
5,693
graphs = [ Graph( let={ "_n": Const(108), "N": MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Sum(Var("x"), Var("y")), Ref("_n")))), expr=Mul(Var("x"), Var("y")))), ...
NT
null
COMPUTE
sympy
B1
[ "B1" ]
5b950e
nt_sum_gcd_range_mod_v1
null
5
0
[ "B1" ]
1
0.19
2026-02-08T05:35:45.880490Z
{ "verified": true, "answer": 5693, "timestamp": "2026-02-08T05:35:46.070866Z" }
a8a853
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 132, "completion_tokens": 2273 }, "timestamp": "2026-02-12T10:51:09.686Z", "answer": 5693 }, {...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "V7", "status": "no" } ]
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
26ff1b
nt_count_digit_sum_v1_1978505735_7178
Let $S$ be the set of all positive integers $n_1$ such that $1 \leq n_1 \leq 344$, $8$ divides $n_1$, and $\gcd(n_1, 35) = 1$. Let $N$ be the number of elements in $S$. Define $s$ to be the largest prime number $n$ such that $2 \leq n \leq N$. Compute the number of positive integers $n_2$ such that $1 \leq n_2 \leq 22...
290
graphs = [ Graph( let={ "_n": Const(35), "upper": Const(22801), "target_sum": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), CountOverSet(set=SolutionsSet(var=Var("n1"), condition=And(Geq(Var("n1"), Const(1)), Leq(Var("n1"),...
NT
null
COUNT
sympy
C5
[ "C5/MAX_PRIME_BELOW" ]
e03314
nt_count_digit_sum_v1
null
6
0
[ "C5", "MAX_PRIME_BELOW" ]
2
0.769
2026-02-08T20:06:16.376167Z
{ "verified": true, "answer": 290, "timestamp": "2026-02-08T20:06:17.145220Z" }
6d09f8
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 182, "completion_tokens": 5430 }, "timestamp": "2026-02-18T23:59:56.919Z", "answer": 290 }, { ...
1
[ { "lemma": "C5", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "LTE_SUM", "statu...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
c4d57b
modular_count_residue_v1_784195855_3326
Let $m$ be the number of integers $j$ with $0 \le j \le 34304$ such that $\binom{34304}{j}$ is odd. Let $r = 7$. Define $s$ to be the number of positive integers $n$ at most $66049$ such that $n \equiv r \pmod{m}$. Let $Q$ be the remainder when $30233 \cdot s$ is divided by $72750$. Compute $Q$.
71,148
graphs = [ Graph( let={ "upper": Const(66049), "m": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Const(34304)), Eq(Mod(value=Binom(n=Const(34304), k=Var("j")), modulus=Const(2)), Const(1))), domain='nonnegative_integers')), ...
ALG
COMB
COUNT
sympy
V8
[ "V8" ]
86348e
modular_count_residue_v1
null
6
0
[ "V8" ]
1
2.355
2026-02-08T06:20:30.775530Z
{ "verified": true, "answer": 71148, "timestamp": "2026-02-08T06:20:33.130455Z" }
a910f5
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": 2531 }, "timestamp": "2026-02-24T06:05:26.657Z", "answer": 71148 }, { "...
1
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "V8", "status": "ok" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -2.46, "mid": 0.47, "hi": 3.59 }
67168f
nt_count_gcd_equals_v1_898971024_567
Let $x_1$ and $y_1$ be positive integers such that $x_1 y_1 = 5476$. Let $T$ be the set of all values of $x_1 + y_1$ for such pairs $(x_1, y_1)$, and let $s$ be the minimum value in $T$. Now let $x$ and $y$ be positive integers such that $x + y = s$. Let $U$ be the set of all values of $xy$ for such pairs $(x, y)$, and...
48,123
graphs = [ Graph( let={ "_m": Const(5476), "_n": Const(73424), "upper": MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Sum(Var("x"), Var("y")), MinOverSet(...
NT
null
COUNT
sympy
B3
[ "B3/B1" ]
7f76f7
nt_count_gcd_equals_v1
null
6
0
[ "B1", "B3" ]
2
0.426
2026-02-08T15:32:30.508452Z
{ "verified": true, "answer": 48123, "timestamp": "2026-02-08T15:32:30.934575Z" }
f61b6f
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 234, "completion_tokens": 1734 }, "timestamp": "2026-02-16T08:03:14.754Z", "answer": 48123 }, ...
1
[ { "lemma": "B1", "status": "ok_later" }, { "lemma": "B3", "status": "ok" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma":...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
994265
alg_poly4_sum_v1_601307018_3016
Let $M$ be the largest positive integer $d$ such that $d^2 \leq 590592$ and $d \mid 590592$. Find the remainder when $$\sum_{\substack{1 \leq a \leq 451 \\ 1 \leq b \leq 451}} \left( 32b^4 + M a^2 b^2 - 256a b^3 - 1024a^3 b + \left|\left\{ p > 0 \mid \exists\, q \in \mathbb{Z},\ pq = 243443756644778890200,\ \gcd(p,q)=1...
4,816
graphs = [ Graph( let={ "_m": Const(58438), "_n": MaxOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(1)), Divides(divisor=Var("d"), dividend=Const(590592)), Leq(Mul(Var("d"), Var("d")), Const(590592))))), "result": Mod(value=SumOverSet(set=MapOver...
NT
null
COMPUTE
sympy
B3_CLOSEST
[ "B3_CLOSEST/COPRIME_PAIRS" ]
da9c44
alg_poly4_sum_v1
null
7
0
[ "B3_CLOSEST", "COPRIME_PAIRS" ]
2
0.633
2026-03-10T03:38:18.913591Z
{ "verified": true, "answer": 4816, "timestamp": "2026-03-10T03:38:19.546942Z" }
2e32ed
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 280, "completion_tokens": 32768 }, "timestamp": "2026-03-29T07:15:37.172Z", "answer": null }, { ...
1
[ { "lemma": "B3_CLOSEST", "status": "ok" }, { "lemma": "COPRIME_PAIRS", "status": "ok_later" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_DIFF_P2", ...
{ "lo": 3.34, "mid": 5.77, "hi": 8.89 }
a1f496
modular_product_range_v1_124444284_1850
Let $N$ be the sum of all integers $x$ such that $x^2-48x-1105=0$. Let $M$ be the minimum of the set of all values of $x+y$ as $(x,y)$ ranges over all ordered pairs of positive integers satisfying $xy=144$. Let $S$ be the set of all integers $n$ such that $1\le n\le N$ and $n\equiv 0\pmod{M}$. Let $$P=\prod_{i=6}^{\,\s...
8,538
graphs = [ Graph( let={ "_c": Const(2), "_m": Const(11779), "_n": Const(6), "prod": MathProduct(expr=Var("i"), var="i", start=Ref("_n"), end=SumOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), SumOverSet(set=Solutions...
NT
null
COMPUTE
sympy
VIETA_SUM
[ "VIETA_SUM/SUM_DIVISIBLE", "B3/SUM_DIVISIBLE" ]
617187
modular_product_range_v1
null
8
0
[ "B3", "SUM_DIVISIBLE", "VIETA_SUM" ]
3
0.004
2026-02-08T04:11:04.259318Z
{ "verified": true, "answer": 8538, "timestamp": "2026-02-08T04:11:04.263258Z" }
3fcefc
CC BY 4.0
[ { "id": 4, "model": "NousResearch/Hermes-4-405B", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 200, "completion_tokens": 489 }, "timestamp": "2026-02-12T02:05:43.913Z", "answer": 1 }, {...
0
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "SUM_DIVISIBLE", "status":...
{ "lo": 1.6, "mid": 4.12, "hi": 7.38 }
9bfd0c
antilemma_k3_v1_238844314_196
Compute the value of $\sum_{d \mid 30050} \phi(d)$, where $\phi$ denotes Euler's totient function.
30,050
graphs = [ Graph( let={ "_n": Const(30050), "x": SumOverDivisors(n=Ref(name='_n'), var='d', expr=EulerPhi(n=Var(name='d'))), }, goal=Ref("x"), ) ]
NT
COMB
COMPUTE
sympy
K3
[ "K3" ]
54c41e
antilemma_k3_v1
null
3
0
[ "K3" ]
1
0.002
2026-02-08T13:10:08.290161Z
{ "verified": true, "answer": 30050, "timestamp": "2026-02-08T13:10:08.292358Z" }
11c8c2
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 75, "completion_tokens": 435 }, "timestamp": "2026-02-15T10:11:32.576Z", "answer": 30050 }, { ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
cadcc4
comb_sum_binomial_row_v1_1470522791_442
Let $w = \sum_{k=0}^{0} (-1)^k \binom{0}{k}$, $c = \sum_{k=0}^{7} (-1)^k \binom{7}{k}$, and $n = 15$. Let $\text{result} = (2 + c)^n$. Compute the remainder when $99175 \cdot \text{result}$ is divided by $58856 \cdot w$.
32,360
graphs = [ Graph( let={ "n2": Const(0), "w": Summation(var="k", start=Const(0), end=Ref("n2"), expr=Mul(Pow(Const(-1), Var("k")), Binom(n=Ref("n2"), k=Var("k")))), "n1": Const(7), "c": Summation(var="k", start=Const(0), end=Ref("n1"), expr=Mul(Pow(Const(-1), V...
COMB
null
SUM
sympy
BINOMIAL_ALTERNATING
[ "BINOMIAL_ALTERNATING" ]
c21569
comb_sum_binomial_row_v1
null
5
2
[ "BINOMIAL_ALTERNATING" ]
1
0.001
2026-02-08T13:01:15.811978Z
{ "verified": true, "answer": 32360, "timestamp": "2026-02-08T13:01:15.812968Z" }
798e59
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 208, "completion_tokens": 2768 }, "timestamp": "2026-02-24T16:59:06.430Z", "answer": 32360 }, { "...
1
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V7"...
{ "lo": -2.35, "mid": 1.22, "hi": 4.84 }
faacac
nt_count_intersection_v1_349078426_1219
Let $N = 50000$ and $a = 11$. Let $s$ be the sum $\sum_{k=1}^5 k$. Let $B$ be the set of all positive integers $j$ such that $1 \leq j \leq s$ and $j^2 \leq 225$. Let $b$ be the number of elements in $B$. Let $R$ be the set of all positive integers $n$ such that $1 \leq n \leq N$, $a$ divides $n$, and $\gcd(n, b) = 1$....
46,498
graphs = [ Graph( let={ "N": Const(50000), "a": Const(11), "b": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(1)), Leq(Var("j"), Summation(var="k", start=Const(1), end=Const(5), expr=Var("k"))), Leq(Pow(Var("j"), Const(2)), Const(225))), do...
NT
null
COUNT
sympy
SUM_ARITHMETIC
[ "SUM_ARITHMETIC/C3" ]
540975
nt_count_intersection_v1
null
4
0
[ "C3", "SUM_ARITHMETIC" ]
2
1.633
2026-02-08T13:31:15.541250Z
{ "verified": true, "answer": 46498, "timestamp": "2026-02-08T13:31:17.173968Z" }
74d141
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 199, "completion_tokens": 1347 }, "timestamp": "2026-02-15T16:49:23.082Z", "answer": 46498 }, ...
1
[ { "lemma": "C3", "status": "ok_later" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "SUM_ARITHMETIC", "status": "ok" }, { "lemma": "V5", "status": "n...
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
4084f4
comb_sum_binomial_row_v1_2051736721_2929
Let $n$ be the largest prime number such that $2 \leq n \leq 12$. Compute $2^n$.
2,048
graphs = [ Graph( let={ "_n": Const(2), "n": MaxOverSet(set=SolutionsSet(var=Var("n1"), condition=And(Geq(Var("n1"), Const(2)), Leq(Var("n1"), Const(12)), IsPrime(Var("n1"))))), "result": Pow(Ref("_n"), Ref("n")), }, goal=Ref("result"), ) ]
NT
null
SUM
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW" ]
dc3ad3
comb_sum_binomial_row_v1
null
2
0
[ "MAX_PRIME_BELOW" ]
1
0.001
2026-02-08T17:00:29.521549Z
{ "verified": true, "answer": 2048, "timestamp": "2026-02-08T17:00:29.522860Z" }
bde38c
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 83, "completion_tokens": 157 }, "timestamp": "2026-02-16T08:42:07.367Z", "answer": 2048 }, { "id": 11, ...
2
[ { "lemma": "K13", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -10, "mid": -7.27, "hi": -4.54 }
d0a0d5_n
comb_count_derangements_v1_1218484723_1493
A game developer designs a level where players collect coins in amounts that are linear combinations of two power-ups: one gives $5a$ coins and the other $2b$ coins, with $a$ from $1$ to $964$ and $b$ from $1$ to $1691$. Only totals between $7$ and $8202$ are valid. Let $T$ be the number of distinct valid coin totals. ...
6,338
COMB
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM", "SUM_GEOM", "ZERO_BINOM_N" ]
b578f8
comb_count_derangements_v1
negation_mod
4
null
[ "LIN_FORM", "SUM_GEOM", "ZERO_BINOM_N" ]
3
0.004
2026-02-25T03:11:59.611946Z
null
7f5607
d0a0d5
narrative
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 265, "completion_tokens": 32768 }, "timestamp": "2026-03-30T17:01:00.768Z", "answer": null }, { ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "SUM_GEOM", "status": "ok" }, { "lemma": "V7", "status": "no"...
{ "lo": 3.8, "mid": 6.33, "hi": 9.49 }
ed540f
comb_count_surjections_v1_1520064083_6249
Let $n$ be the number of integers $t$ with $19 \leq t \leq 40$ for which there exist positive integers $a$ and $b$ such that $1 \leq a \leq 3$, $1 \leq b \leq 2$, and $t = 6a + 9b + 4$. Let $k = 3$. Define $\text{result} = k! \cdot S(n, k)$, where $S(n, k)$ denotes the Stirling number of the second kind. Compute $57121...
56,581
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
COUNT
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
comb_count_surjections_v1
null
6
0
[ "LIN_FORM" ]
1
0.002
2026-02-08T07:58:29.886719Z
{ "verified": true, "answer": 56581, "timestamp": "2026-02-08T07:58:29.889178Z" }
e51d16
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 242, "completion_tokens": 1363 }, "timestamp": "2026-02-24T08:43:30.566Z", "answer": 56581 }, { "...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": ...
{ "lo": -3.84, "mid": -1.67, "hi": 1.32 }
78a374
comb_count_derangements_v1_1419126231_1257
Let $n = \sum_{k=\binom{6}{6} - 1}^{2} 2^{k}$. Compute the number of derangements of $n$ elements.
1,854
graphs = [ Graph( let={ "_n": Const(2), "n": Summation(var="k", start=Sub(Binom(n=Const(6), k=Const(6)), Const(1)), end=Ref("_n"), expr=Pow(Const(2), Var("k"))), "result": Subfactorial(arg=Ref(name='n')), }, goal=Ref("result"), ) ]
COMB
null
COUNT
sympy
SUM_GEOM
[ "SUM_GEOM", "ZERO_BINOM_N" ]
4e18d8
comb_count_derangements_v1
null
2
0
[ "SUM_GEOM", "ZERO_BINOM_N" ]
2
0.001
2026-02-25T10:43:23.965764Z
{ "verified": true, "answer": 1854, "timestamp": "2026-02-25T10:43:23.967002Z" }
9c48a2
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 150, "completion_tokens": 906 }, "timestamp": "2026-03-30T11:54:54.204Z", "answer": 1854 }, { "id...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "SUM_GEOM", "status": "ok" }, { "lemma": "V8_SUM", "st...
{ "lo": -5.37, "mid": 0.23, "hi": 5.22 }
7b073a
nt_max_prime_below_v1_1248542787_431
Let $S$ be the set of all positive integers $p$ for which there exists a positive integer $q$ such that $pq = 36$, $\gcd(p, q) = 1$, and $p < q$. Let $m$ be the number of elements in $S$. Determine the largest prime number $n$ such that $m \leq n \leq 46656$.
46,649
graphs = [ Graph( let={ "upper": Const(46656), "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
3.024
2026-02-08T03:07:13.852175Z
{ "verified": true, "answer": 46649, "timestamp": "2026-02-08T03:07:16.875754Z" }
eed8cc
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 199, "completion_tokens": 6633 }, "timestamp": "2026-02-09T04:06:01.285Z", "answer": 46651 }, { ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "V7", "statu...
{ "lo": 1.1, "mid": 4.17, "hi": 6.61 }
63a964
diophantine_fbi2_min_v1_1520064083_6084
Let $S$ be the set of all ordered pairs of positive integers $(x, y)$ such that $x \cdot y = 144$. Let $k$ be the minimum value of $x + y$ as $(x, y)$ ranges over $S$. Let $d$ be the smallest integer with $5 \le d \le 34$ such that $d$ divides $k$ and $\frac{k}{d} \ge 4$. Compute the remainder when $31474 \cdot d$ is d...
56,594
graphs = [ Graph( let={ "_n": Const(66125), "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(144)))), expr=Sum(Var("x"), Var("y")))),...
NT
null
EXTREMUM
sympy
B3
[ "B3" ]
0cd20d
diophantine_fbi2_min_v1
null
4
0
[ "B3" ]
1
0.004
2026-02-08T07:50:44.603977Z
{ "verified": true, "answer": 56594, "timestamp": "2026-02-08T07:50:44.608413Z" }
fee4d9
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": 843 }, "timestamp": "2026-02-13T12:57:13.822Z", "answer": 56594 }, {...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -5.55, "mid": -3.01, "hi": 0.32 }
b80833
nt_count_coprime_and_v1_717093673_4107
Let $k_1$ be the number of integers $t$ with $10 \leq t \leq 30$ for which there exist integers $a$ and $b$, each between $1$ and $3$ inclusive, such that $t = 4a + 6b$. Let $k_2 = 11$. Let $S$ be the set of all positive integers $n$ such that $1 \leq n \leq 18052$, $\gcd(n, k_1) = 1$, and $\gcd(n, k_2) = 1$. Compute t...
10,941
graphs = [ Graph( let={ "upper": Const(18052), "k1": 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(lef...
NT
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
nt_count_coprime_and_v1
null
5
0
[ "LIN_FORM" ]
1
1.871
2026-02-08T18:02:34.934678Z
{ "verified": true, "answer": 10941, "timestamp": "2026-02-08T18:02:36.805348Z" }
329d4a
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 178, "completion_tokens": 1191 }, "timestamp": "2026-02-18T12:24:50.165Z", "answer": 10941 }, ...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V7", "status": "no...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
e7b0a0
sequence_count_fib_divisible_v1_1439011603_3053
Let $u = \sum_{d\mid 695} \phi(d)$, where $\phi$ denotes Euler's totient function. Determine the number of positive integers $n$ such that $1 \leq n \leq u$ and the $n$th Fibonacci number is even.
231
graphs = [ Graph( let={ "upper": SumOverDivisors(n=Const(value=695), var='d1', expr=EulerPhi(n=Var(name='d1'))), "d": Const(2), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("upper")), Divides(divisor=Ref("d...
NT
null
COUNT
sympy
K3
[ "K3" ]
54c41e
sequence_count_fib_divisible_v1
null
6
0
[ "K3" ]
1
0.071
2026-02-08T17:11:35.182719Z
{ "verified": true, "answer": 231, "timestamp": "2026-02-08T17:11:35.253360Z" }
41e454
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 104, "completion_tokens": 692 }, "timestamp": "2026-02-17T22:02:17.880Z", "answer": 231 }, { ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "K5", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
7b97e0
comb_binomial_compute_v1_865884756_504
Let $a = 2$ and $b = 2$. Define $n_2 = a + b$. Let $$ f = \sum_{k_1=0}^{n_2} (-1)^{k_1} \binom{n_2}{k_1}. $$ Now let $n_1 = f$, and define $$ v = \sum_{k_2=0}^{n_1} (-1)^{k_2} \binom{n_1}{k_2}. $$ Set $n = 12v$ and $k = 7$. Compute $\binom{n}{k}$.
792
graphs = [ Graph( let={ "a": Const(2), "b": Const(2), "n2": Sum(Ref("a"), Ref("b")), "f": Summation(var="k1", start=Const(0), end=Ref("n2"), expr=Mul(Pow(Const(-1), Var("k1")), Binom(n=Ref("n2"), k=Var("k1")))), "n1": Ref("f"), "v": Sum...
COMB
null
COMPUTE
sympy
BINOMIAL_ALTERNATING
[ "BINOMIAL_ALTERNATING" ]
c21569
comb_binomial_compute_v1
null
4
2
[ "BINOMIAL_ALTERNATING" ]
1
0.002
2026-02-08T15:27:32.424412Z
{ "verified": true, "answer": 792, "timestamp": "2026-02-08T15:27:32.426243Z" }
72a0ff
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 245, "completion_tokens": 613 }, "timestamp": "2026-02-24T20:56:42.484Z", "answer": 792 }, { "id"...
1
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SUM", "...
{ "lo": -8, "mid": -4.75, "hi": -2.29 }
f2213f
algebra_poly_eval_v1_458359167_717
Let $n_1$ be the number of positive integers $k$ such that $1 \leq k \leq 8100$ and $27$ divides $k$. Let $n_2$ be the number of positive integers $n$ such that $1 \leq n \leq 2359$, $7$ divides $n$, and $\gcd(n, 15) = 1$. Compute the value of $$ \frac{n_1 \cdot 23^4 + n_2 \cdot 23^{\sum_{k=1}^{2} \phi(k) \left\lfloor ...
5,069
graphs = [ Graph( let={ "_m": Const(16974), "_n": CountOverSet(set=SolutionsSet(var=Var("k"), condition=And(Geq(Var("k"), Const(1)), Leq(Var("k"), Const(8100)), Divides(divisor=Const(27), dividend=Var("k"))), domain='positive_integers')), "z": Const(23), "resu...
NT
null
COMPUTE
sympy
C2
[ "C2/K2", "C5" ]
dce945
algebra_poly_eval_v1
null
6
0
[ "C2", "C5", "K2" ]
3
0.007
2026-02-08T03:31:16.786289Z
{ "verified": true, "answer": 5069, "timestamp": "2026-02-08T03:31:16.793315Z" }
bb23c4
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 282, "completion_tokens": 1769 }, "timestamp": "2026-02-10T14:41:59.026Z", "answer": 5069 }, { "i...
1
[ { "lemma": "C2", "status": "ok" }, { "lemma": "C5", "status": "ok" }, { "lemma": "K16", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K2", "status": "ok_later" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "M...
{ "lo": -3.46, "mid": 1.03, "hi": 5.49 }
5f86a7
antilemma_v1_legendre_1248542787_402
Let $x$ be the largest integer $k$ such that $7^k$ divides $19901!$. Find the value of $x$.
3,316
graphs = [ Graph( let={ "_n": Const(7), "x": MaxKDivides(target=Factorial(Const(19901)), base=Ref("_n")), }, goal=Ref("x"), ) ]
NT
null
COMPUTE
sympy
V1
[ "V1" ]
dae96f
antilemma_v1_legendre
null
5
0
[ "V1" ]
1
0
2026-02-08T03:06:52.007308Z
{ "verified": true, "answer": 3316, "timestamp": "2026-02-08T03:06:52.007733Z" }
0f6849
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 145, "completion_tokens": 872 }, "timestamp": "2026-02-09T03:40:19.640Z", "answer": 3316 }, { "id...
2
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K5", "status": "same_pattern_wrong" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_...
{ "lo": -10, "mid": -6.47, "hi": -2.95 }
3ef3e0
sequence_fibonacci_compute_v1_601307018_8377
Let $F_n$ denote the $n$-th Fibonacci number. Let $n$ be the number of ordered pairs $(a, b)$ of positive integers with $1 \le a, b \le 30$ such that $5a^2 + 5b^2 + 10ab = 2420$. Compute $F_n$.
10,946
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(5), Pow(Var("b"), Const(2))), Mul...
ALG
null
COMPUTE
sympy
QF_PSD_COUNT
[ "QF_PSD_COUNT" ]
09ce67
sequence_fibonacci_compute_v1
null
5
0
[ "QF_PSD_COUNT" ]
1
0.002
2026-03-10T08:51:26.757842Z
{ "verified": true, "answer": 10946, "timestamp": "2026-03-10T08:51:26.759711Z" }
c67db1
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 183, "completion_tokens": 729 }, "timestamp": "2026-04-19T08:54:57.925Z", "answer": 10946 }, { "...
1
[ { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT", "status": "ok" } ]
{ "lo": -5.34, "mid": 1.1, "hi": 7.53 }
bc7cf1
nt_count_coprime_v1_655260480_1204
Let $k$ be the number of nonnegative integers $j$ such that $0 \leq j \leq 40961$ and $\binom{40961}{j}$ is odd. Determine the number of positive integers $n$ such that $1 \leq n \leq 11449$ and $\gcd(n, k) = 1$.
5,725
graphs = [ Graph( let={ "upper": Const(11449), "k": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Const(40961)), Eq(Mod(value=Binom(n=Const(40961), k=Var("j")), modulus=Const(2)), Const(1))), domain='nonnegative_integers')), ...
NT
null
COUNT
sympy
V8
[ "V8" ]
86348e
nt_count_coprime_v1
null
6
0
[ "V8" ]
1
1.17
2026-02-08T15:59:11.973555Z
{ "verified": true, "answer": 5725, "timestamp": "2026-02-08T15:59:13.143270Z" }
047e21
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 119, "completion_tokens": 1478 }, "timestamp": "2026-02-16T19:14:52.479Z", "answer": 5725 }, {...
1
[ { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V8", "status": "ok" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
7eb6ba
diophantine_fbi2_count_v1_1918700295_4034
Let $d_0$ 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 $m$ be the smallest divisor of $11635567$ that is at least $d_0$. Let $k = 60$. Determine the number of integers $d$ such that $4 \leq d \leq 53$, $d$ divides $k$, $\fra...
6
graphs = [ Graph( let={ "_m": Const(4), "_n": Const(4), "k": Const(60), "result": CountOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Ref("_m")), Leq(Var("d"), Const(53)), Divides(divisor=Var("d"), dividend=Ref("k")), Geq(Div(Ref("k"), Var(...
NT
null
COUNT
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS/MIN_PRIME_FACTOR" ]
52cee2
diophantine_fbi2_count_v1
null
6
0
[ "COPRIME_PAIRS", "MIN_PRIME_FACTOR" ]
2
0.013
2026-02-08T09:06:06.422861Z
{ "verified": true, "answer": 6, "timestamp": "2026-02-08T09:06:06.436078Z" }
57ec1e
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 175, "completion_tokens": 2135 }, "timestamp": "2026-02-14T00:07:46.024Z", "answer": 6 }, { ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "K16", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok_later" }, { "lemma": "POLY_PADIC_VAL_CONST", ...
{ "lo": -5.55, "mid": -3.01, "hi": 0.32 }
6c95c7
alg_poly4_min_v1_1419126231_1184
Let $m = \min\{ x + y : x, y > 0,\ xy = 589824 \}$. Find the minimum value of $$7872a^4 + m a^3b + 9216a^2b^2 + 24576ab^3 + 24576b^4$$ over all positive integers $a, b$ with $1 \le a, b \le 153$.
67,776
graphs = [ Graph( let={ "_n": Const(24576), "result": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Const(153)), Geq(Var("b"), Const(1)), Leq(Var("b"), Const(153)))), expr=Sum(Mul(Const(24576)...
ALG
null
COMPUTE
sympy
B3
[ "B3" ]
0cd20d
alg_poly4_min_v1
null
5
0
[ "B3" ]
1
0.065
2026-02-25T10:39:59.684048Z
{ "verified": true, "answer": 67776, "timestamp": "2026-02-25T10:39:59.748605Z" }
f09959
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 201, "completion_tokens": 6445 }, "timestamp": "2026-03-30T11:40:37.475Z", "answer": 67776 }, { "...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": -5.37, "mid": 0.23, "hi": 5.22 }
300757
antilemma_sum_equals_v1_2051736721_4658
Let $t$ be an integer. Suppose there exist integers $a$ and $b$ such that $1 \leq a \leq 9$, $1 \leq b \leq 4$, and $t = 9a + 12b + 1$, with $22 \leq t \leq 130$. Let $n$ be the number of such integers $t$. Let $x$ be the number of ordered pairs $(i, j)$ of positive integers such that $i \leq 30$, $j \leq 31$, and $i +...
11,905
graphs = [ Graph( let={ "_n": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=9)), Geq(left=Var(name='b'), right=Const(value=...
COMB
GEOM
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM/COUNT_SUM_EQUALS", "COUNT_SUM_EQUALS" ]
ada383
antilemma_sum_equals_v1
null
3
0
[ "COUNT_SUM_EQUALS", "LIN_FORM" ]
2
0.061
2026-02-08T18:05:55.281897Z
{ "verified": true, "answer": 11905, "timestamp": "2026-02-08T18:05:55.343174Z" }
ec2d5f
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": 2436 }, "timestamp": "2026-02-18T13:20:20.892Z", "answer": 11905 }, ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "st...
{ "lo": -2.38, "mid": 1.74, "hi": 6.59 }
ad83cc
nt_sum_divisors_compute_v1_260342960_178
Let $n = 44121$. Define $s = \Omega(1)$, where $\Omega(k)$ is the number of prime factors of $k$ counted with multiplicity. Let $p$ be the sum of $s$ and the number of integers $t$ in the range $15 \leq t \leq 85$ for which there exist integers $a$ and $b$ such that $1 \leq a \leq 6$, $1 \leq b \leq 8$, and $t = 7a + 5...
32,953
graphs = [ Graph( let={ "_n": Const(44121), "n1": Const(1), "s": BigOmega(n=Ref(name='n1')), "p": Sum(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'), righ...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM/BIG_OMEGA_ZERO/BIG_OMEGA_ONE" ]
65e135
nt_sum_divisors_compute_v1
null
6
2
[ "BIG_OMEGA_ONE", "BIG_OMEGA_ZERO", "LIN_FORM" ]
3
0.002
2026-02-08T11:17:22.591650Z
{ "verified": true, "answer": 32953, "timestamp": "2026-02-08T11:17:22.593668Z" }
7681b9
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 302, "completion_tokens": 5344 }, "timestamp": "2026-02-08T20:32:48.233Z", "answer": 32953 }, { "...
1
[ { "lemma": "BIG_OMEGA_ONE", "status": "ok_later" }, { "lemma": "BIG_OMEGA_ZERO", "status": "ok_later" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "M...
{ "lo": -6.69, "mid": -2.4, "hi": 1.76 }
657063
nt_lcm_compute_v1_898971024_2393
Let $a = 561$ and $b = 1921$. Compute the least common multiple of $a$ and $b$.
63,393
graphs = [ Graph( let={ "a": Const(561), "b": Const(1921), "result": LCM(a=Ref("a"), b=Ref("b")), }, goal=Ref("result"), ) ]
NT
null
COMPUTE
sympy
K13
[ "LIN_FORM", "V5" ]
6f82b2
nt_lcm_compute_v1
null
2
0
[ "K13", "LIN_FORM", "V5" ]
3
0.02
2026-02-08T16:43:01.690704Z
{ "verified": true, "answer": 63393, "timestamp": "2026-02-08T16:43:01.711143Z" }
9da5b9
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 75, "completion_tokens": 903 }, "timestamp": "2026-02-17T10:49:06.285Z", "answer": 63393 }, { ...
1
[ { "lemma": "K17", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V5", "status": "ok" }, { ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
11d8d2
comb_bell_compute_v1_1520064083_8407
Let $a = 1$ and $b = 3$. Define $n_2 = a + b$. Let $$ m = \sum_{k=0}^{n_2} (-1)^k \binom{n_2}{k}. $$ Set $n_1 = m$, and define $$ h = \sum_{k=0}^{n_1} (-1)^k \binom{n_1}{k}. $$ Let $n = 9h$. Compute the Bell number $B_n$, the number of partitions of a set of $n$ elements.
21,147
graphs = [ Graph( let={ "a": Const(1), "b": Const(3), "n2": Sum(Ref("a"), Ref("b")), "m": Summation(var="k", start=Const(0), end=Ref("n2"), expr=Mul(Pow(Const(-1), Var("k")), Binom(n=Ref("n2"), k=Var("k")))), "n1": Ref("m"), "h": Summat...
COMB
null
COMPUTE
sympy
BINOMIAL_ALTERNATING
[ "BINOMIAL_ALTERNATING" ]
c21569
comb_bell_compute_v1
null
6
2
[ "BINOMIAL_ALTERNATING" ]
1
0.001
2026-02-08T10:10:23.387710Z
{ "verified": true, "answer": 21147, "timestamp": "2026-02-08T10:10:23.388682Z" }
1a8d39
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": 523 }, "timestamp": "2026-02-24T11:50:58.829Z", "answer": 21147 }, { "i...
1
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SUM", "sta...
{ "lo": -3.84, "mid": -1.67, "hi": 1.32 }
18c9e2_l
comb_count_derangements_v1_677425708_180
Let $n$ be the number of nonnegative integers $j \leq 16424$ such that $\binom{16424}{j}$ is odd. Compute the remainder when $44121$ times the subfactorial of $n$ is divided by $79598$.
0
COMB
null
COUNT
sympy
V8
[ "V8" ]
86348e
comb_count_derangements_v1
null
7
0
[ "V8" ]
1
0.001
2026-02-08T03:06:59.133289Z
{ "verified": false, "answer": 71635, "timestamp": "2026-02-08T03:06:59.134423Z" }
526105
18c9e2
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": 168, "completion_tokens": 2130 }, "timestamp": "2026-02-23T21:37:14.266Z", "answer": 71635 }, { "...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V8",...
{ "lo": 1.42, "mid": 3.03, "hi": 4.44 }
059a29
alg_telescope_v1_601307018_1068
Let $S = \sum_{k=0}^{T} \left((k+1)^2 - k^2\right) \bmod d$, where $T = \left|\{ (a, b) : 1 \leq a, b \leq 40,\, -2ab + 13a^2 + 2b^m \leq 15733 \}\right|$, $m = \min\{ 98b_1^3 - 96a_1b_1^2 + 24a_1^2b_1 : 1 \leq a_1, b_1 \leq 14 \}$, and $d = \min\{ |x - y| : x, y > 0,\, xy = 123276394 \}$. Find the remainder when $3225...
64,989
graphs = [ Graph( let={ "_c": Const(2), "_m": Const(40), "_n": Const(32259), "result": Mod(value=Summation(var="k", start=Const(0), end=CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"),...
ALG
null
COMPUTE
sympy
POLY3_MIN
[ "POLY3_MIN/QF_PSD_COUNT_LEQ", "B3_DIFF" ]
d12526
alg_telescope_v1
null
7
0
[ "B3_DIFF", "POLY3_MIN", "QF_PSD_COUNT_LEQ" ]
3
0.145
2026-03-10T01:39:01.591997Z
{ "verified": true, "answer": 64989, "timestamp": "2026-03-10T01:39:01.737089Z" }
6bd751
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 302, "completion_tokens": 15940 }, "timestamp": "2026-03-29T01:06:04.292Z", "answer": 64989 }, { ...
1
[ { "lemma": "B3_DIFF", "status": "ok" }, { "lemma": "POLY3_MIN", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT_LEQ", "status": "ok_later" } ]
{ "lo": 4.01, "mid": 6.11, "hi": 9.15 }
344faa
modular_count_residue_v1_349078426_788
Let $S$ be the set of all positive integers $p$ for which there exists a positive integer $q$ such that $p \cdot q = 24$, $\gcd(p, q) = 1$, and $p < q$. Let $k$ be the largest integer such that the number of elements in $S$ raised to the power $k$ is at most 38835890057. Let $n$ be this value of $k$. Let $m$ be the sma...
17,641
graphs = [ Graph( let={ "_n": MaxOverSet(set=SolutionsSet(var=Var("k"), condition=Leq(Pow(CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), Var(name='q')), right=Const(value=24)), Eq(left=GC...
NT
null
COUNT
sympy
B3
[ "COPRIME_PAIRS/MAX_VAL/MIN_PRIME_FACTOR" ]
7062f0
modular_count_residue_v1
null
6
0
[ "B3", "COPRIME_PAIRS", "MAX_VAL", "MIN_PRIME_FACTOR" ]
4
8.013
2026-02-08T13:17:45.521467Z
{ "verified": true, "answer": 17641, "timestamp": "2026-02-08T13:17:53.534440Z" }
06dd20
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": 1067 }, "timestamp": "2026-02-15T12:24:57.320Z", "answer": 17641 }, ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_VAL", "status": "ok_later" }, { "lemma": "MIN_PRIME_FACTOR", "status"...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
3d9643
nt_num_divisors_compute_v1_1470522791_1746
Let $n$ be the smallest integer $d \geq 2$ that divides the number of integers $n$ in the range $1 \leq n \leq 7435$ such that $n \equiv \left\lfloor \frac{n}{2} \right\rfloor \pmod{11}$. Compute $44121$ multiplied by the number of positive divisors of $n$.
88,242
graphs = [ Graph( let={ "_m": Const(2), "_n": Const(44121), "n": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Ref("_m")), Divides(divisor=Var("d"), dividend=CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var...
NT
null
COMPUTE
sympy
L3C
[ "L3C/MIN_PRIME_FACTOR" ]
eb2a9a
nt_num_divisors_compute_v1
null
6
0
[ "L3C", "MIN_PRIME_FACTOR" ]
2
0.004
2026-02-08T13:55:16.214536Z
{ "verified": true, "answer": 88242, "timestamp": "2026-02-08T13:55:16.218895Z" }
c042c4
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 127, "completion_tokens": 1254 }, "timestamp": "2026-02-15T22:26:04.768Z", "answer": 88242 }, ...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3C", "status": "ok" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok_later" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V5", "statu...
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
8c9889
nt_sum_divisors_compute_v1_238844314_515
Let $n = 55225$. Let $R$ be the sum of all positive divisors of $n$. Let $c$ be the number of positive integers $n$ with $1 \leq n \leq 6999$ such that $n \equiv \left\lfloor \frac{n}{2} \right\rfloor \pmod{7}$. Compute the remainder when $c - R$ is divided by $70834$.
1,866
graphs = [ Graph( let={ "_n": Const(70834), "n": Const(55225), "result": SumDivisors(n=Ref("n")), "_c": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(6999)), Congruent(a=Var(name='n'), b=Floor(arg=Div(le...
NT
null
COMPUTE
sympy
L3C
[ "L3C" ]
fba717
nt_sum_divisors_compute_v1
negation_mod
6
0
[ "L3C" ]
1
0.003
2026-02-08T13:23:09.125176Z
{ "verified": true, "answer": 1866, "timestamp": "2026-02-08T13:23:09.127811Z" }
cf96e6
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 137, "completion_tokens": 1218 }, "timestamp": "2026-02-15T13:49:02.760Z", "answer": 1866 }, {...
1
[ { "lemma": "L3C", "status": "ok" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
dab3c5
comb_bell_compute_v1_2051736721_1701
Let $j$ be a nonnegative integer. Define $n$ to be the number of integers $j$ such that $0 \leq j \leq 2320$ and $\binom{2320}{j}$ is odd. Let $\text{result} = B_n$, the $n$th Bell number, which counts the number of partitions of a set of $n$ elements. Find the value of $\text{result}$.
4,140
graphs = [ Graph( let={ "_n": Const(2), "n": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Const(2320)), Eq(Mod(value=Binom(n=Const(2320), k=Var("j")), modulus=Ref("_n")), Const(1))), domain='nonnegative_integers')), "res...
COMB
null
COMPUTE
sympy
V8
[ "V8" ]
86348e
comb_bell_compute_v1
null
5
0
[ "V8" ]
1
0.002
2026-02-08T16:10:28.528425Z
{ "verified": true, "answer": 4140, "timestamp": "2026-02-08T16:10:28.530173Z" }
7f45d3
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": 671 }, "timestamp": "2026-02-24T20:05:49.718Z", "answer": 4140 }, { "i...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "V8", "status": "ok" } ]
{ "lo": -2.4, "mid": 1.57, "hi": 5.75 }
cc8b8c
comb_count_surjections_v1_677425708_272
Let $k$ be the number of ordered pairs $(i,j)$ of positive integers such that $1 \leq i \leq 3$, $1 \leq j \leq 4$, and $i + j = 5$. Compute the remainder when $85055 \cdot k! \cdot S(4, k)$ is divided by 89112, where $S(n,k)$ denotes the Stirling number of the second kind.
32,172
graphs = [ Graph( let={ "n": Const(4), "k": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Const(5)), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(3)), right=IntegerRange(start=Const(1), end=Const(4...
COMB
null
COUNT
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS" ]
75ab0f
comb_count_surjections_v1
null
5
0
[ "COUNT_SUM_EQUALS" ]
1
0.015
2026-02-08T03:12:21.278865Z
{ "verified": true, "answer": 32172, "timestamp": "2026-02-08T03:12:21.293836Z" }
00e678
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 210, "completion_tokens": 1790 }, "timestamp": "2026-02-08T20:26:16.232Z", "answer": 32172 }, { "...
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": -2.46, "mid": 0.47, "hi": 3.59 }
70fab2
sequence_lucas_compute_v1_2051736721_4678
Let $n = 2$. Define $S$ as the set of all real numbers $x$ such that $x^n - 18x - 648 = 0$. Let $s$ be the sum of all elements in $S$. The Lucas sequence is defined by $L_0 = 2$, $L_1 = 1$, and $L_k = L_{k-1} + L_{k-2}$ for $k \geq 2$. Compute $L_s$.
5,778
graphs = [ Graph( let={ "_n": Const(2), "n": SumOverSet(set=SolutionsSet(var=Var("x"), condition=Eq(Sum(Pow(Var("x"), Ref("_n")), Mul(Const(-18), Var("x")), Const(-648)), Const(0)))), "result": Lucas(arg=Ref(name='n')), }, goal=Ref("result"), ) ]
NT
null
COMPUTE
sympy
VIETA_SUM
[ "VIETA_SUM" ]
b33a7a
sequence_lucas_compute_v1
null
3
0
[ "VIETA_SUM" ]
1
0.001
2026-02-08T18:06:16.891933Z
{ "verified": true, "answer": 5778, "timestamp": "2026-02-08T18:06:16.893295Z" }
a6619b
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": 713 }, "timestamp": "2026-02-18T13:24:26.837Z", "answer": 5778 }, { ...
1
[ { "lemma": "K13", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "VIETA_SUM", "status": "ok" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
ceb7c3
comb_sum_binomial_row_v1_458359167_1728
Let $n$ be the number of ordered pairs $(i, j)$ of integers such that $1 \leq i \leq 17$, $1 \leq j \leq 17$, and $i + j = 19$. Compute $2^n$.
65,536
graphs = [ Graph( let={ "_n": Const(19), "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Ref("_n")), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(17)), right=IntegerRange(start=Const(1), end=Con...
NT
null
SUM
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS" ]
75ab0f
comb_sum_binomial_row_v1
null
3
0
[ "COUNT_SUM_EQUALS" ]
1
0.01
2026-02-08T04:49:25.860857Z
{ "verified": true, "answer": 65536, "timestamp": "2026-02-08T04:49:25.870845Z" }
1260e0
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": 382 }, "timestamp": "2026-02-11T22:10:56.648Z", "answer": 65536 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -5.55, "mid": -3.01, "hi": 0.33 }
8668ed
modular_sum_quadratic_residues_v1_1470522791_829
Let $c = 14562$, $m = 4$, and $n = 78536$. Let $S$ be the set of all positive integers $x_1, x_2$ such that $x_1$ and $x_2$ are odd, $x_1 + x_2 = c$, and both $x_1$ and $x_2$ are at least 1. Let $N_1$ be the number of elements in $S$. Let $T$ be the set of all integers $n$ such that $1 \leq n \leq N_1$, $9$ divides $n$...
77,755
graphs = [ Graph( let={ "_c": Const(14562), "_m": Const(4), "_n": Const(78536), "p": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)...
NT
null
SUM
sympy
COMB1
[ "COMB1/C5/MAX_PRIME_BELOW" ]
7fdd64
modular_sum_quadratic_residues_v1
null
7
0
[ "C5", "COMB1", "MAX_PRIME_BELOW" ]
3
0.008
2026-02-08T13:16:09.724853Z
{ "verified": true, "answer": 77755, "timestamp": "2026-02-08T13:16:09.732974Z" }
a6932b
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 279, "completion_tokens": 4102 }, "timestamp": "2026-02-15T11:57:20.441Z", "answer": 77755 }, ...
1
[ { "lemma": "C5", "status": "ok_later" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" ...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
4415b0
comb_count_permutations_fixed_v1_677425708_4334
Let $n$ be the smallest prime divisor of 847, and let $k$ be the number of positive integers $p$ for which there exists a positive integer $q$ such that $p \cdot q = 36$, $\gcd(p, q) = 1$, and $p < q$. Compute $$\binom{n}{k} \cdot !(n - k),$$ where $!m$ denotes the subfactorial of $m$.
924
graphs = [ Graph( let={ "_n": Const(2), "n": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Ref("_n")), Divides(divisor=Var("d"), dividend=Const(847))))), "k": CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), ...
NT
COMB
COUNT
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR", "COPRIME_PAIRS" ]
a3b634
comb_count_permutations_fixed_v1
null
5
0
[ "COPRIME_PAIRS", "MIN_PRIME_FACTOR" ]
2
0.003
2026-02-08T06:33:25.823925Z
{ "verified": true, "answer": 924, "timestamp": "2026-02-08T06:33:25.826614Z" }
4aad8f
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 141, "completion_tokens": 906 }, "timestamp": "2026-02-13T01:36:39.097Z", "answer": 924 }, { ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "K14", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "o...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
592e62
modular_mod_compute_v1_1915831931_2695
Let $\_n$ be the maximum value of $xy$ over all pairs of positive integers $(x, y)$ such that $x + y = 48$. Let $s$ be the minimum value of $x_2 + y_2$ over all pairs of positive integers $(x_2, y_2)$ such that $x_2 y_2 = \_n$. Define $a$ to be the maximum value of $x_1 y_1$ over all pairs of positive integers $(x_1, y...
576
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(48)))), expr=Mul(Var("x"), Var("y")))), "a": MaxOverSet(set...
NT
null
COMPUTE
sympy
B1
[ "B1/B3/B1" ]
644515
modular_mod_compute_v1
null
6
0
[ "B1", "B3" ]
2
0.004
2026-02-08T17:03:56.164336Z
{ "verified": true, "answer": 576, "timestamp": "2026-02-08T17:03:56.168398Z" }
63fd2c
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 193, "completion_tokens": 733 }, "timestamp": "2026-02-17T18:23:16.415Z", "answer": 576 }, { ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "B3", "status": "ok_later" }, { "lemma": "K17", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemm...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
dac0aa
modular_inverse_v1_971394319_679
Let $a = 54$ and $m = 109$. Determine the smallest positive integer $x$ such that $1 \le x \le 108$ and $54x \equiv 1 \pmod{109}$. Compute the value of $x$.
107
graphs = [ Graph( let={ "a": Const(54), "m": Const(109), "upper": Const(108), "result": MinOverSet(set=SolutionsSet(var=Var("x"), condition=And(Geq(Var("x"), Const(1)), Leq(Var("x"), Ref("upper")), Eq(Mod(value=Mul(Ref("a"), Var("x")), modulus=Ref("m")), Const...
NT
null
EXTREMUM
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW" ]
dc3ad3
modular_inverse_v1
null
4
0
[ "MAX_PRIME_BELOW" ]
1
0.041
2026-02-08T13:15:14.103374Z
{ "verified": true, "answer": 107, "timestamp": "2026-02-08T13:15:14.144148Z" }
6171fb
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 119, "completion_tokens": 436 }, "timestamp": "2026-02-16T04:28:56.375Z", "answer": 107 }, { "id": 11, ...
2
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V8", "status": "no"...
{ "lo": -9.12, "mid": -6.02, "hi": -3.62 }
8ed00e
modular_modexp_compute_v1_865884756_270
Let $a$ be the smallest divisor of $2904739$ that is greater than 1. Let $e$ be the number of nonnegative integers $j$ such that $0 \leq j \leq 54767$ and $\binom{54767}{j}$ is odd. Compute the remainder when $a^e$ is divided by $44444$.
34,737
graphs = [ Graph( let={ "_n": Const(54767), "a": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(2)), Divides(divisor=Var("d"), dividend=Const(2904739))))), "e": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)),...
NT
null
COMPUTE
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR", "V8" ]
aeb95e
modular_modexp_compute_v1
null
7
0
[ "MIN_PRIME_FACTOR", "V8" ]
2
0.003
2026-02-08T15:17:26.814849Z
{ "verified": true, "answer": 34737, "timestamp": "2026-02-08T15:17:26.817543Z" }
c0504d
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 189, "completion_tokens": 4010 }, "timestamp": "2026-02-10T06:23:32.538Z", "answer": 34737 }, { "...
1
[ { "lemma": "K13", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V8", "status": "ok" }, { ...
{ "lo": -7.09, "mid": -0.49, "hi": 6.1 }
2c5033
alg_sum_powers_v1_1218484723_3691
Let $M$ be the sum $\sum_{k=1}^{1490} k^2$ modulo the minimum value of $x + y$ over all pairs of positive integers $(x, y)$ such that $xy = 2340900$. Find the remainder when $27413 \cdot M$ is divided by $92132$.
87,101
graphs = [ Graph( let={ "result": Mod(value=Summation(var="k", start=Const(1), end=Const(1490), expr=Pow(Var("k"), Const(2))), modulus=MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), ...
ALG
null
COMPUTE
sympy
B3
[ "B3" ]
0cd20d
alg_sum_powers_v1
null
5
0
[ "B3" ]
1
0.066
2026-02-25T05:19:56.586982Z
{ "verified": true, "answer": 87101, "timestamp": "2026-02-25T05:19:56.652868Z" }
4f2661
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 181, "completion_tokens": 5474 }, "timestamp": "2026-03-29T11:42:08.449Z", "answer": 87101 }, { "...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": -2.45, "mid": 1.37, "hi": 5.29 }
4e12c1
nt_sum_divisors_mod_v1_168721529_116
Let $N=75809$ and let $n_1=1$. Let $f$ be the number of distinct prime factors of $n_1$. Let $a=40$, and let $b$ be the sum of $f$ and the least integer $d\ge2$ that divides $N$. Let $$e=\sum_{d\mid \gcd(a,b)} \mu(d),$$ where $\mu$ is the Möbius function. Let $n$ be the greatest integer $k$ such that $11^k$ divides ...
1,170
graphs = [ Graph( let={ "_n": Const(75809), "n1": Const(1), "f": SmallOmega(n=Ref(name='n1')), "a": Const(40), "b": Sum(MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(2)), Divides(divisor=Var("d"), dividend=Ref("_n"))))...
NT
null
COMPUTE
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR/OMEGA_ZERO/MOBIUS_COPRIME", "V1" ]
26841d
nt_sum_divisors_mod_v1
null
7
2
[ "MIN_PRIME_FACTOR", "MOBIUS_COPRIME", "OMEGA_ZERO", "V1" ]
4
0.003
2026-02-08T12:49:00.240279Z
{ "verified": true, "answer": 1170, "timestamp": "2026-02-08T12:49:00.242953Z" }
b81608
CC BY 4.0
[ { "id": 4, "model": "NousResearch/Hermes-4-405B", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 233, "completion_tokens": 649 }, "timestamp": "2026-02-09T13:42:48.082Z", "answer": 1170 }, {...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "K5", "status": "same_pattern_wrong" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOBIUS_COPRIME", ...
{ "lo": -6.69, "mid": -2.39, "hi": 1.85 }
db0ae3
algebra_quadratic_discriminant_v1_865884756_5962
Let $a = -2$, $b = 16$, and $c = -30$. Compute the discriminant $D = b^2 - 4ac$. Define a quantity that equals $2$ if $D > 0$, $1$ if $D = 0$, and $0$ otherwise. Compute this quantity.
2
graphs = [ Graph( let={ "a": Const(-2), "b": Const(16), "c": Const(-30), "D": Sub(Pow(Ref("b"), Const(2)), Mul(Const(4), Ref("a"), Ref("c"))), "result": Sum(Mul(Const(2), Iverson(condition=Gt(Ref("D"), Const(0)))), Iverson(condition=Eq(Ref("D"), Co...
NT
null
COMPUTE
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW", "L3C", "B1" ]
9bba55
algebra_quadratic_discriminant_v1
null
2
0
[ "B1", "L3C", "MAX_PRIME_BELOW" ]
3
0.015
2026-02-08T18:53:45.373517Z
{ "verified": true, "answer": 2, "timestamp": "2026-02-08T18:53:45.388061Z" }
790948
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 129, "completion_tokens": 145 }, "timestamp": "2026-02-16T18:29:24.605Z", "answer": 2 }, { "id": 11, "...
2
[ { "lemma": "B1", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "L3C", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_P...
{ "lo": -10, "mid": -7.27, "hi": -4.54 }
414fdd
nt_num_divisors_compute_v1_1918700295_4568
Let $n = \sum_{k=1}^{49} \phi(k) \left\lfloor \frac{49}{k} \right\rfloor$, where $\phi$ denotes Euler's totient function. Let $d$ be the number of positive divisors of $n$. Compute $10291 \times d$.
92,619
graphs = [ Graph( let={ "_n": Const(49), "n": Summation(var="k", start=Const(1), end=Const(49), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Ref("_n"), Var("k"))))), "result": NumDivisors(n=Ref("n")), "Q": Mul(Const(10291), Ref("result")), }, goal=...
NT
null
COMPUTE
sympy
K2
[ "K2" ]
6897ab
nt_num_divisors_compute_v1
null
4
0
[ "K2" ]
1
0.001
2026-02-08T09:27:58.886528Z
{ "verified": true, "answer": 92619, "timestamp": "2026-02-08T09:27:58.887991Z" }
880cac
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": 515 }, "timestamp": "2026-02-14T04:26:31.272Z", "answer": 92619 }, {...
1
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "L3c", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
fa4908
comb_bell_compute_v1_865884756_1755
Let $m = 2$. Compute the number of nonnegative integers $j$ such that $0 \leq j \leq 4385$ and $\binom{4385}{j}$ is odd. Let $N$ be this number. Consider the set of all ordered pairs $(x,y)$ of positive integers such that $xy = N$. Let $S$ be the set of all values $x + y$ for such pairs, and let $s$ be the minimum elem...
4,140
graphs = [ Graph( let={ "_m": Const(2), "_n": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Const(4385)), Eq(Mod(value=Binom(n=Const(4385), k=Var("j")), modulus=Ref("_m")), Const(1))), domain='nonnegative_integers')), "n"...
COMB
null
COMPUTE
sympy
V8
[ "V8/B3" ]
b4fc86
comb_bell_compute_v1
null
6
0
[ "B3", "V8" ]
2
0.003
2026-02-08T16:17:09.349374Z
{ "verified": true, "answer": 4140, "timestamp": "2026-02-08T16:17:09.352607Z" }
b1bf27
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 240, "completion_tokens": 1185 }, "timestamp": "2026-02-24T20:27:48.149Z", "answer": 4140 }, { "...
1
[ { "lemma": "B3", "status": "ok_later" }, { "lemma": "C2", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemm...
{ "lo": -2.4, "mid": 1.57, "hi": 5.75 }
6c0fdc
antilemma_k2_v1_898971024_137
Let $M$ be the sum of all integers $x$ satisfying $$x^2-6000x+17991=0.$$ Let $n=396$, and let $S$ be the sum of all integers $y$ satisfying $$y^2-396y-19360=0.$$ Define $$X=\sum_{k=1}^{S} \varphi(k)\left\lfloor\frac{n}{k}\right\rfloor,$$ where $\varphi$ is Euler's totient function. Let $$R=X^2+44X+\sum_{d\mid M} \va...
1,320
graphs = [ Graph( let={ "_c": Const(54405), "_m": SumOverSet(set=SolutionsSet(var=Var("x1"), condition=Eq(Sum(Pow(Var("x1"), Const(2)), Mul(Const(-6000), Var("x1")), Const(17991)), Const(0)))), "_n": Const(396), "x": Summation(var="k", start=Const(1), end=SumO...
NT
COMB
COMPUTE
sympy
VIETA_SUM
[ "VIETA_SUM/K3", "VIETA_SUM/K2", "K2" ]
f92052
antilemma_k2_v1
quadratic_mod
6
0
[ "K2", "K3", "VIETA_SUM" ]
3
0.005
2026-02-08T15:13:10.408417Z
{ "verified": true, "answer": 1320, "timestamp": "2026-02-08T15:13:10.413800Z" }
60a2c1
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 225, "completion_tokens": 2958 }, "timestamp": "2026-02-16T02:42:33.491Z", "answer": 1320 }, {...
1
[ { "lemma": "DS2", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "K3", "status": "ok_later" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma"...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
d37c34
antilemma_k3_v1_1520064083_857
Compute the sum of $\phi(d)$ over all positive divisors $d$ of $22070$, where $\phi$ denotes Euler's totient function.
22,070
graphs = [ Graph( let={ "x": SumOverDivisors(n=Const(value=22070), var='d', expr=EulerPhi(n=Var(name='d'))), }, goal=Ref("x"), ) ]
NT
COMB
COMPUTE
sympy
K3
[ "K3" ]
54c41e
antilemma_k3_v1
null
3
0
[ "K3" ]
1
0
2026-02-08T03:38:16.762410Z
{ "verified": true, "answer": 22070, "timestamp": "2026-02-08T03:38:16.762670Z" }
b0c510
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 142, "completion_tokens": 273 }, "timestamp": "2026-02-10T14:00:34.149Z", "answer": 22070 }, { "...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" } ]
{ "lo": -5.92, "mid": -3.14, "hi": 0.27 }
7e79db
geo_count_lattice_rect_v1_784195855_2929
Let $a = 256$ and $b = 182$. Define the number of lattice points in the rectangle $[0, a] \times [0, b]$ to be the number of ordered pairs $(x, y)$ of integers such that $0 \leq x \leq a$ and $0 \leq y \leq b$. Let $Q = 54756$ minus the number of such lattice points. Find the value of $Q$.
7,725
graphs = [ Graph( let={ "a": Const(256), "b": Const(182), "result": LatticePointsRect(a=Ref(name='a'), b=Ref(name='b')), "_c": Const(54756), "Q": Sub(Ref("_c"), Ref("result")), }, goal=Ref("Q"), ) ]
GEOM
null
COUNT
sympy
[]
geo_count_lattice_rect_v1
null
3
0
null
null
0.001
2026-02-08T06:07:39.642448Z
{ "verified": true, "answer": 7725, "timestamp": "2026-02-08T06:07:39.643220Z" }
b015fb
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 209, "completion_tokens": 456 }, "timestamp": "2026-02-24T05:23:37.217Z", "answer": 7725 }, { "id...
1
[]
{ "lo": -4.93, "mid": -2.91, "hi": -0.71 }
de0293
sequence_lucas_compute_v1_784195855_7039
Let $n$ be the number of integers $t$ such that $5 \leq t \leq 24$ and there exist integers $a$ and $b$ with $1 \leq a \leq 6$, $1 \leq b \leq 3$, and $t = 3a + 2b$. Let $L_n$ denote the $n$th Lucas number, where $L_1 = 1$, $L_2 = 3$, and $L_k = L_{k-1} + L_{k-2}$ for $k \geq 3$. Compute the remainder when $34189 \cdot...
18,440
graphs = [ Graph( let={ "_n": Const(64007), "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=6)), Geq(left=Va...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
sequence_lucas_compute_v1
null
4
0
[ "LIN_FORM" ]
1
0.001
2026-02-08T09:03:46.095576Z
{ "verified": true, "answer": 18440, "timestamp": "2026-02-08T09:03:46.096607Z" }
469daa
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 191, "completion_tokens": 1705 }, "timestamp": "2026-02-13T23:55:31.777Z", "answer": 18440 }, ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_SUM", "status": ...
{ "lo": -3.51, "mid": 1.33, "hi": 6.56 }
75973c
diophantine_fbi2_count_v1_1915831931_1391
Let $n = 3$ and $k = 240$. Let $A$ be the set of all positive integers $d$ such that $5 \leq d \leq 54$, $d$ divides $k$, $\frac{k}{d} \geq n$, and $\frac{k}{d} \leq N$, where $N$ is the number of ordered pairs $(x_1, x_2)$ of positive odd integers satisfying $x_1 + x_2 = 104$. Compute the number of elements in $A$.
12
graphs = [ Graph( let={ "_n": Const(3), "k": Const(240), "result": CountOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(5)), Leq(Var("d"), Const(54)), Divides(divisor=Var("d"), dividend=Ref("k")), Geq(Div(Ref("k"), Var("d")), Ref("_n")), Leq(Div(R...
NT
null
COUNT
sympy
K14
[ "COMB1" ]
567f58
diophantine_fbi2_count_v1
null
4
0
[ "COMB1", "K14" ]
2
0.077
2026-02-08T16:03:46.228081Z
{ "verified": true, "answer": 12, "timestamp": "2026-02-08T16:03:46.305369Z" }
d3fec4
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": 1580 }, "timestamp": "2026-02-16T21:44:23.581Z", "answer": 12 }, { ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V1", "status": "no" ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
804117
alg_poly4_sum_v1_601307018_8311
Find the remainder when $$\sum_{\substack{a=1 \\ b=1}}^{329} \left( 128a b^3 + 17b^4 + \left|\left\{ j : 0 \leq j \leq 51485,\ \binom{51485}{j} \bmod 2 = 1 \right\}\right| a^4 + 384a^2b^2 + 512a^3b \right)$$ is divided by $50773$.
8,330
graphs = [ Graph( let={ "_n": Const(2), "result": Mod(value=SumOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Const(329)), Geq(Var("b"), Const(1)), Leq(Var("b"), Const(329)))), expr=Sum(Mul(Const(...
ALG
COMB
COMPUTE
sympy
V8
[ "V8" ]
86348e
alg_poly4_sum_v1
null
5
0
[ "V8" ]
1
1.483
2026-03-10T08:47:57.111618Z
{ "verified": true, "answer": 8330, "timestamp": "2026-03-10T08:47:58.595117Z" }
77d791
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 222, "completion_tokens": 8593 }, "timestamp": "2026-04-19T08:46:54.182Z", "answer": 8330 }, { "...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "V8", "status": "ok" } ]
{ "lo": -5.34, "mid": 1.1, "hi": 7.53 }
126dd2
nt_sum_divisors_mod_v1_1978505735_7120
Let $n = 7560$ and $M = 11287$. Let $\sigma$ be the sum of the positive divisors of $n$. Define $\text{result}$ to be the remainder when $\sigma$ is divided by $M$. Let $Q$ be the smallest positive integer $k$ such that the $k$-th Fibonacci number is divisible by $|\text{result}| + 2$. Determine the value of $Q$.
348
graphs = [ Graph( let={ "n": Const(7560), "M": Const(11287), "sigma": SumDivisors(n=Ref("n")), "result": Mod(value=Ref("sigma"), modulus=Ref("M")), "Q": FibonacciEntryPoint(modulus=Sum(Abs(arg=Ref(name='result')), Const(value=2))), }, ...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
nt_sum_divisors_mod_v1
null
4
0
[ "LIN_FORM" ]
1
0.013
2026-02-08T20:03:53.964793Z
{ "verified": true, "answer": 348, "timestamp": "2026-02-08T20:03:53.977800Z" }
80520c
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": 5758 }, "timestamp": "2026-02-18T23:54:36.016Z", "answer": 348 }, { ...
1
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
f41ba8
lin_form_endings_v1_349078426_43
Let $a = 70$ and $b = 42$. Compute $\text{lcm}(a, b)$. Multiply this least common multiple by $13192$, and then find the remainder when the result is divided by $88103$. Determine the value of this remainder.
39,127
graphs = [ Graph( let={ "a_coeff": Const(70), "b_coeff": Const(42), "_inner_result": LCM(a=Ref("a_coeff"), b=Ref("b_coeff")), "_scale_k": Const(13192), "_scaled": Mul(Ref("_scale_k"), Ref("_inner_result")), "_mod_M": Const(88103), ...
COMB
NT
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
lin_form_endings_v1
null
2
null
[ "LIN_FORM" ]
1
0.001
2026-02-08T12:47:29.549544Z
{ "verified": true, "answer": 39127, "timestamp": "2026-02-08T12:47:29.550268Z" }
d9f447
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 103, "completion_tokens": 668 }, "timestamp": "2026-02-15T05:23:23.776Z", "answer": 39127 }, {...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SUM", "status": "no" ...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
3cd866
nt_sum_divisors_mod_v1_124444284_490
Let $n = \sum_{k=1}^{15} \phi(k) \left\lfloor \frac{15}{k} \right\rfloor$, where $\phi$ denotes Euler's totient function. Let $\sigma$ be the sum of all positive divisors of $n$. Let $M = 10163$. Compute the remainder when $\sigma$ is divided by $M$, and then compute the absolute value of that remainder. Finally, find...
360
graphs = [ Graph( let={ "_n": Const(15), "n": Summation(var="k", start=Const(1), end=Const(15), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Ref("_n"), Var("k"))))), "M": Const(10163), "sigma": SumDivisors(n=Ref("n")), "result": Mod(value=Ref("sigma"),...
NT
null
COMPUTE
sympy
K2
[ "K2" ]
6897ab
nt_sum_divisors_mod_v1
null
5
0
[ "K2" ]
1
0.002
2026-02-08T03:19:55.203946Z
{ "verified": true, "answer": 360, "timestamp": "2026-02-08T03:19:55.206077Z" }
4ca739
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": 1799 }, "timestamp": "2026-02-09T18:22:16.263Z", "answer": 360 }, { "id...
1
[ { "lemma": "DS2", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V1", "status": "no" } ]
{ "lo": -5.55, "mid": -3.02, "hi": 0.31 }