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ec0a23
nt_count_divisors_in_range_v1_168721529_386
Let $n = 221760$ and $a = 41$. Let $b$ be the sum of all real solutions $x$ to the equation $$ x^2 - 1683x + 120600 = 0. $$ Let $r$ be the number of positive divisors $d$ of $n$ such that $a \leq d \leq b$. Compute $1089 - r$.
999
graphs = [ Graph( let={ "n": Const(221760), "a": Const(41), "b": SumOverSet(set=SolutionsSet(var=Var("x"), condition=Eq(Sum(Pow(Var("x"), Const(2)), Mul(Const(-1683), Var("x")), Const(120600)), Const(0)))), "result": CountOverSet(set=SolutionsSet(var=Var("d"),...
NT
null
COUNT
sympy
VIETA_SUM
[ "VIETA_SUM" ]
b33a7a
nt_count_divisors_in_range_v1
null
4
0
[ "VIETA_SUM" ]
1
0.079
2026-02-08T13:01:58.522467Z
{ "verified": true, "answer": 999, "timestamp": "2026-02-08T13:01:58.601767Z" }
c49ca5
CC BY 4.0
[ { "id": 4, "model": "NousResearch/Hermes-4-405B", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 149, "completion_tokens": 677 }, "timestamp": "2026-02-09T16:09:47.490Z", "answer": 949 }, ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "VIETA_SUM", "status": "ok" } ]
{ "lo": -1.9, "mid": 2.34, "hi": 6.68 }
bd3f20
lin_form_endings_v1_784195855_5822
Let $S$ be the set of all integers $t$ such that $37 \leq t \leq 969$ and there exist positive integers $a \leq 52$ and $b \leq 17$ for which $t = 12a + 20b + 5$. Let $r$ be the number of elements in $S$. Compute the remainder when $17724 \cdot r$ is divided by $77057$.
75,717
graphs = [ Graph( let={ "_inner_result": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=52)), Geq(left=Var(name='b'), right=...
COMB
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
lin_form_endings_v1
null
4
null
[ "LIN_FORM" ]
1
0.001
2026-02-08T08:07:31.587226Z
{ "verified": true, "answer": 75717, "timestamp": "2026-02-08T08:07:31.588303Z" }
9618b2
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 207, "completion_tokens": 32768 }, "timestamp": "2026-02-24T09:00:04.779Z", "answer": null }, { ...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" ...
{ "lo": 1.15, "mid": 4.18, "hi": 6.61 }
a5c575
antilemma_k3_v1_865884756_6989
Let $n = 65457$. Compute the sum of $\phi(d)$ over all positive divisors $d$ of $n$, where $\phi$ denotes Euler's totient function.
65,457
graphs = [ Graph( let={ "_n": Const(65457), "x": SumOverDivisors(n=Ref(name='_n'), var='d', expr=EulerPhi(n=Var(name='d'))), }, goal=Ref("x"), ) ]
NT
COMB
COMPUTE
sympy
K3
[ "K3" ]
54c41e
antilemma_k3_v1
null
3
0
[ "K3" ]
1
0
2026-02-08T19:29:30.141271Z
{ "verified": true, "answer": 65457, "timestamp": "2026-02-08T19:29:30.141706Z" }
1aac67
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 100, "completion_tokens": 342 }, "timestamp": "2026-02-16T18:41:42.671Z", "answer": 65766 }, { "id": 11,...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V5", "status": "n...
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
f10c24
algebra_poly_eval_v1_1978505735_6327
Let $z = 16$. Let $T$ be the set of all integers $t$ with $5 \leq t \leq 14$ for which there exist positive integers $a \leq 2$ and $b \leq 4$ such that $t = 3a + 2b$. Let $c$ be the number of elements in $T$. Compute $c \cdot z^2 + z + 3$.
2,067
graphs = [ Graph( let={ "z": Const(16), "result": Sum(Mul(CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=2)), Ge...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
algebra_poly_eval_v1
null
3
0
[ "LIN_FORM" ]
1
0.002
2026-02-08T19:33:21.649691Z
{ "verified": true, "answer": 2067, "timestamp": "2026-02-08T19:33:21.651386Z" }
4fe264
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 151, "completion_tokens": 683 }, "timestamp": "2026-02-16T18:41:17.975Z", "answer": 1793 }, { "id": 11,...
1
[ { "lemma": "K18", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" } ]
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
a3e652
comb_binomial_compute_v1_151522320_301
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 8100$. Let $T$ be the set of all values $x + y$ where $(x, y) \in S$. Let $m$ be the minimum element of $T$. Define $n$ to be the number of positive integers $k$ such that $1 \leq k \leq m$ and the $k$-th Fibonacci number is divisible...
29,791
graphs = [ Graph( let={ "_m": Const(99237), "_n": Const(80149), "n": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPosit...
ALG
NT
COMPUTE
sympy
B3
[ "B3/COUNT_FIB_DIVISIBLE" ]
9b7a57
comb_binomial_compute_v1
null
7
0
[ "B3", "COUNT_FIB_DIVISIBLE" ]
2
0.002
2026-02-08T03:08:53.006874Z
{ "verified": true, "answer": 29791, "timestamp": "2026-02-08T03:08:53.009272Z" }
87d464
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 257, "completion_tokens": 3607 }, "timestamp": "2026-02-10T13:08:23.765Z", "answer": 29791 }, { "...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "ok_later" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": -3.47, "mid": 0.81, "hi": 4.81 }
df90f0
nt_count_coprime_v1_1520064083_7615
Let $k$ be the number of integers $t$ such that $28 \leq t \leq 120$ and there exist integers $a$ and $b$ with $1 \leq a \leq 5$, $1 \leq b \leq 7$, and $t = 14a + 6b + 8$. Let $S$ be the set of all positive integers $n$ such that $1 \leq n \leq 13689$ and $\gcd(n, k) = 1$. Compute the number of elements in $S$.
9,388
graphs = [ Graph( let={ "upper": Const(13689), "k": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=5)), Geq(left...
NT
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
nt_count_coprime_v1
null
4
0
[ "LIN_FORM" ]
1
1.177
2026-02-08T09:12:48.479314Z
{ "verified": true, "answer": 9388, "timestamp": "2026-02-08T09:12:49.655878Z" }
6c89d5
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 165, "completion_tokens": 2020 }, "timestamp": "2026-02-14T01:33:25.866Z", "answer": 9388 }, {...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V3", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
9b28ec
nt_num_divisors_compute_v1_1742523217_2466
Let $n = \sum_{d \mid 4225} \varphi(d)$, where $\varphi$ denotes Euler's totient function. Compute the number of positive divisors of $n$.
9
graphs = [ Graph( let={ "_n": Const(4225), "n": SumOverDivisors(n=Ref(name='_n'), var='d', expr=EulerPhi(n=Var(name='d'))), "result": NumDivisors(n=Ref("n")), }, goal=Ref("result"), ) ]
NT
null
COMPUTE
sympy
K3
[ "K3" ]
54c41e
nt_num_divisors_compute_v1
null
3
0
[ "K3" ]
1
0.002
2026-02-08T04:47:22.633918Z
{ "verified": true, "answer": 9, "timestamp": "2026-02-08T04:47:22.636104Z" }
864ab3
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 153, "completion_tokens": 467 }, "timestamp": "2026-02-11T22:04:06.856Z", "answer": 9 }, { "id":...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "K5", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "V1", "status": "no" } ]
{ "lo": -5.55, "mid": -3.01, "hi": 0.33 }
59651a
comb_count_derangements_v1_655260480_1006
Let $n$ be the number of integers $j$ with $0 \le j \le 41024$ such that $\binom{41024}{j}$ is odd. Define $Q = 31329 - !n$, where $!n$ denotes the subfactorial of $n$. Compute $Q$.
16,496
graphs = [ Graph( let={ "_n": Const(41024), "n": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Const(41024)), Eq(Mod(value=Binom(n=Ref("_n"), k=Var("j")), modulus=Const(2)), Const(1))), domain='nonnegative_integers')), "r...
COMB
null
COUNT
sympy
V8
[ "V8" ]
86348e
comb_count_derangements_v1
null
7
0
[ "V8" ]
1
0.002
2026-02-08T15:51:49.556262Z
{ "verified": true, "answer": 16496, "timestamp": "2026-02-08T15:51:49.558305Z" }
1bb1b8
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 177, "completion_tokens": 675 }, "timestamp": "2026-02-24T18:52:24.938Z", "answer": 16496 }, { "...
1
[ { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V8", "status": "ok" } ]
{ "lo": -2.4, "mid": 1.57, "hi": 5.75 }
9aaf09
comb_count_surjections_v1_1125832087_2348
Let $T$ be the set of integers $t$ such that $10 \leq t \leq 28$ and there exist integers $a$, $b$ with $1 \leq a \leq 2$, $1 \leq b \leq 4$, and $t = 6a + 4b$. Let $m = |T|$. Let $S$ be the set of ordered pairs $(i, j)$ of integers such that $1 \leq i \leq 8$, $1 \leq j \leq 8$, and $i + j = m$. Let $n = |S|$. Let $...
30,920
graphs = [ Graph( let={ "_c": Const(14), "_m": Const(70696), "_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'), righ...
COMB
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM/COUNT_SUM_EQUALS", "COMB1" ]
81e769
comb_count_surjections_v1
null
6
0
[ "COMB1", "COUNT_SUM_EQUALS", "LIN_FORM" ]
3
0.012
2026-02-08T04:34:17.756992Z
{ "verified": true, "answer": 30920, "timestamp": "2026-02-08T04:34:17.769390Z" }
4f217a
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 342, "completion_tokens": 1054 }, "timestamp": "2026-02-24T01:01:10.342Z", "answer": 30920 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok_later" }, { "lemma": "LIN_FORM", ...
{ "lo": -2.46, "mid": 0.47, "hi": 3.59 }
e1c2da
nt_min_coprime_above_v1_168721529_1140
Let $p$ be the largest prime number satisfying $2 \leq p \leq 1577$. Let $n$ be the smallest integer greater than $p$ and at most $2048$ such that $\gcd(n, 467) = 1$. Let $m = 2n + 3$. Compute the multiplicative order of $2$ modulo $m$.
262
graphs = [ Graph( let={ "start": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Const(1577)), IsPrime(Var("n"))))), "upper": Const(2048), "modulus": Const(467), "result": MinOverSet(set=SolutionsSet(var=Var("n"),...
NT
null
EXTREMUM
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW" ]
dc3ad3
nt_min_coprime_above_v1
null
4
0
[ "MAX_PRIME_BELOW" ]
1
0.085
2026-02-08T13:29:59.251265Z
{ "verified": true, "answer": 262, "timestamp": "2026-02-08T13:29:59.335915Z" }
ebf43e
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 195, "completion_tokens": 5575 }, "timestamp": "2026-02-09T14:05:18.631Z", "answer": 262 }, { "id...
1
[ { "lemma": "K13", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -1.99, "mid": 2.14, "hi": 6.33 }
0f4c3e
modular_sum_quadratic_residues_v1_151522320_2437
Let $ p $ be the largest prime number less than or equal to $ 258 $. Compute $ \frac{p(p-1)}{4} $.
16,448
graphs = [ Graph( let={ "_n": Const(258), "p": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Ref("_n")), IsPrime(Var("n"))))), "result": Div(Mul(Ref("p"), Sub(Ref("p"), Const(1))), Const(4)), }, goal=Ref("re...
NT
null
SUM
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW" ]
dc3ad3
modular_sum_quadratic_residues_v1
null
3
0
[ "MAX_PRIME_BELOW" ]
1
0.001
2026-02-08T04:48:16.098460Z
{ "verified": true, "answer": 16448, "timestamp": "2026-02-08T04:48:16.099483Z" }
163a88
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": 244 }, "timestamp": "2026-02-11T22:07:06.049Z", "answer": 16448 }, { "...
1
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "V1", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -5.55, "mid": -3.01, "hi": 0.33 }
6f8b3a
comb_bell_compute_v1_151522320_214
Let $n$ be the number of positive integers $p$ for which there exists a positive integer $q$ such that $p < q$, $pq = 3150$, and $\gcd(p, q) = 1$. Let $r$ be the $n$-th Bell number, which counts the number of partitions of an $n$-element set. Compute the remainder when $23705 \cdot r$ is divided by $79066$.
17,794
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=3150)), Eq(left=GCD(a=Var(name='p'), b=Var(name='q')), right=Const(value=1)),...
NT
COMB
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
comb_bell_compute_v1
null
6
0
[ "COPRIME_PAIRS" ]
1
0.001
2026-02-08T03:03:54.987136Z
{ "verified": true, "answer": 17794, "timestamp": "2026-02-08T03:03:54.988097Z" }
4b92c2
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 207, "completion_tokens": 1928 }, "timestamp": "2026-02-10T13:04:34.486Z", "answer": 17794 }, { "...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" }...
{ "lo": -3.47, "mid": 0.81, "hi": 4.81 }
fd2cf9
diophantine_fbi2_count_v1_1915831931_1962
Let $p_1, p_2, \ldots, p_m$ be the prime numbers satisfying $2 \leq p_i \leq 5$. Define $A$ to be the set of all positive integers $d$ such that: - $d \geq \max\{p_1, p_2, \ldots, p_m\}$, - $d \leq 92$, - $d$ divides 180, - $6 \leq \frac{180}{d} \leq 93$. Let $r$ be the number of elements in $A$. Compute the value of...
521
graphs = [ Graph( let={ "_n": Const(63068), "k": Const(180), "result": CountOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Const(5)), IsPrime(Var("n")))))), ...
NT
null
COUNT
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW" ]
dc3ad3
diophantine_fbi2_count_v1
null
5
0
[ "MAX_PRIME_BELOW" ]
1
0.014
2026-02-08T16:33:10.048443Z
{ "verified": true, "answer": 521, "timestamp": "2026-02-08T16:33:10.062186Z" }
ab4b89
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": 1155 }, "timestamp": "2026-02-17T06:50:37.480Z", "answer": 521 }, { ...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
e4ae93
sequence_count_fib_divisible_v1_1742523217_2001
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 228484$. Let $m$ be the minimum value of $x + y$ over all pairs in $S$. Let $A$ be the set of all positive integers $p$ for which there exists a positive integer $q > p$ such that $pq = 12$ and $\gcd(p, q) = 1$. Let $c$ be the number ...
191
graphs = [ Graph( let={ "_n": Const(5), "upper": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(228484)))), expr=Sum(Var("x"), Var("y"))...
NT
null
COUNT
sympy
SUM_DIVISIBLE
[ "COPRIME_PAIRS/MAX_PRIME_BELOW", "B3" ]
fdc414
sequence_count_fib_divisible_v1
null
7
0
[ "B3", "COPRIME_PAIRS", "MAX_PRIME_BELOW", "SUM_DIVISIBLE" ]
4
0.055
2026-02-08T04:24:37.195104Z
{ "verified": true, "answer": 191, "timestamp": "2026-02-08T04:24:37.249983Z" }
41b2db
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 279, "completion_tokens": 3264 }, "timestamp": "2026-02-10T16:25:50.577Z", "answer": 191 }, { "i...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" }, { "lemma": "POLY_PADIC_VAL_CONST", "status...
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
867b91
diophantine_product_count_v1_168721529_1709
Let $k = 120$. Define $T$ as the set of all ordered pairs $(i, j)$ of positive integers such that $1 \leq i \leq 2$, $1 \leq j \leq 66$, and $\gcd(i, j) = 1$. Let $u$ be the number of elements in $T$. Now, define $R$ as the set of all positive integers $x$ such that $1 \leq x \leq u$, $x$ divides $k$, and $\frac{k}{x} ...
14
graphs = [ Graph( let={ "k": Const(120), "upper": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(GCD(a=Var("i"), b=Var("j")), Const(1)), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(2)), right=IntegerRange(start=Const(1), e...
NT
null
COUNT
sympy
COUNT_COPRIME_GRID
[ "COUNT_COPRIME_GRID" ]
20ec03
diophantine_product_count_v1
null
6
0
[ "COUNT_COPRIME_GRID" ]
1
0.038
2026-02-08T13:53:11.009535Z
{ "verified": true, "answer": 14, "timestamp": "2026-02-08T13:53:11.047940Z" }
557b51
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 244, "completion_tokens": 1541 }, "timestamp": "2026-02-09T20:34:10.811Z", "answer": 14 }, { "id"...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { ...
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
58daed
antilemma_cartesian_v1_1520064083_7213
Compute the number of ordered pairs $(a, b)$ such that $a$ and $b$ are integers with $1 \leq a \leq 8$ and $1 \leq b \leq 19$.
152
graphs = [ Graph( let={ "x": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(8)), right=IntegerRange(start=Const(1), end=Const(19)))), }, goal=Ref("x"), ) ]
COMB
GEOM
COMPUTE
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN" ]
409d7d
antilemma_cartesian_v1
null
2
0
[ "COUNT_CARTESIAN" ]
1
0
2026-02-08T08:50:37.143309Z
{ "verified": true, "answer": 152, "timestamp": "2026-02-08T08:50:37.143545Z" }
4c7ea1
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 158, "completion_tokens": 196 }, "timestamp": "2026-02-24T10:04:02.111Z", "answer": 152 }, { "id"...
2
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status"...
{ "lo": -10, "mid": -7.79, "hi": -5.57 }
828baa
modular_sum_quadratic_residues_v1_1918700295_1361
Let $n = 2$. Define $p$ to be the smallest divisor of $12432181$ that is at least $n$. Compute the value of $\frac{p(p-1)}{4}$.
13,053
graphs = [ Graph( let={ "_n": Const(2), "p": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Ref("_n")), Divides(divisor=Var("d"), dividend=Const(12432181))))), "result": Div(Mul(Ref("p"), Sub(Ref("p"), Const(1))), Const(4)), }, goal=...
NT
null
SUM
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR" ]
bc3776
modular_sum_quadratic_residues_v1
null
3
0
[ "MIN_PRIME_FACTOR" ]
1
0.001
2026-02-08T05:48:06.733233Z
{ "verified": true, "answer": 13053, "timestamp": "2026-02-08T05:48:06.734215Z" }
5739a1
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": 2104 }, "timestamp": "2026-02-12T14:17:31.992Z", "answer": 13053 }, {...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "VAL_SUM_EQ", ...
{ "lo": -3.51, "mid": 1.33, "hi": 6.56 }
bae116
nt_count_coprime_and_v1_677425708_506
Let $k_1$ be the minimum value of $x + y$ over all pairs of positive integers $(x, y)$ such that $xy = 16$. Let $k_2 = 9$. Let $S$ be the set of positive integers $n$ such that $1 \leq n \leq 5055$, $\gcd(n, k_1) = 1$, and $\gcd(n, k_2) = 1$. Compute the number of elements in $S$.
1,685
graphs = [ Graph( let={ "_n": Const(16), "upper": Const(5055), "k1": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Ref("_n")))), ...
NT
null
COUNT
sympy
B3
[ "B3" ]
0cd20d
nt_count_coprime_and_v1
null
4
0
[ "B3" ]
1
0.895
2026-02-08T03:34:49.093959Z
{ "verified": true, "answer": 1685, "timestamp": "2026-02-08T03:34:49.988521Z" }
baba1a
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 220, "completion_tokens": 765 }, "timestamp": "2026-02-10T04:54:33.574Z", "answer": 1685 }, { "i...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
d4c245
comb_count_surjections_v1_1520064083_9044
Let $n$ be the number of ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = 14$. Let $k = 3$. Define $\text{result} = k! \cdot S(n, k)$, where $S(n, k)$ denotes the Stirling number of the second kind. Let $Q$ be the remainder when $44121 \cdot \text{result}$ is divided by $82157$. Compute $Q$.
72,393
graphs = [ Graph( let={ "_n": Const(44121), "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x1"), Var("x2")]), condition=And(IsPositive(arg=Var(name='x1')), IsPositive(arg=Var(name='x2')), IsOdd(arg=Var(name='x1')), IsOdd(arg=Var(name='x2')), Eq(Sum(Var("x1"), Var("x2")),...
COMB
null
COUNT
sympy
COMB1
[ "COMB1" ]
567f58
comb_count_surjections_v1
null
5
0
[ "COMB1" ]
1
0.003
2026-02-08T10:30:41.876362Z
{ "verified": true, "answer": 72393, "timestamp": "2026-02-08T10:30:41.878919Z" }
654c02
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": 2190 }, "timestamp": "2026-02-24T12:05:16.582Z", "answer": 72393 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V8_SUM", "s...
{ "lo": -2.35, "mid": 1.22, "hi": 4.84 }
65bc68
comb_count_partitions_v1_971394319_153
Let $n$ be the number of positive integers $k$ such that $1 \le k \le 8036$ and $196$ divides $k$. Determine the value of the number of integer partitions of $n$.
44,583
graphs = [ Graph( let={ "_n": Const(196), "n": CountOverSet(set=SolutionsSet(var=Var("k"), condition=And(Geq(Var("k"), Const(1)), Leq(Var("k"), Const(8036)), Divides(divisor=Ref("_n"), dividend=Var("k"))), domain='positive_integers')), "result": Partition(arg=Ref(name='n'...
NT
COMB
COUNT
sympy
C2
[ "C2" ]
9685eb
comb_count_partitions_v1
null
5
0
[ "C2" ]
1
0.001
2026-02-08T12:51:32.326257Z
{ "verified": true, "answer": 44583, "timestamp": "2026-02-08T12:51:32.327260Z" }
886f43
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 94, "completion_tokens": 657 }, "timestamp": "2026-02-15T06:53:08.809Z", "answer": 44583 }, { ...
1
[ { "lemma": "C2", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "V7", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
e17982
nt_sum_totient_over_divisors_v1_677425708_333
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 20985561$. Let $n$ be the minimum value of $x + y$ over all such pairs. Compute $\sum_{d \mid n} \phi(d)$, where the sum is taken over all positive divisors $d$ of $n$ and $\phi$ denotes Euler's totient function.
9,162
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(20985561)))), expr=Sum(Var("x"), Var("y")))), "result": SumO...
NT
null
COMPUTE
sympy
B3
[ "B3" ]
0cd20d
nt_sum_totient_over_divisors_v1
null
6
0
[ "B3" ]
1
0.004
2026-02-08T03:13:22.972958Z
{ "verified": true, "answer": 9162, "timestamp": "2026-02-08T03:13:22.976744Z" }
c25984
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 204, "completion_tokens": 4454 }, "timestamp": "2026-02-08T20:27:51.408Z", "answer": 9162 }, { "i...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -3.46, "mid": 1.03, "hi": 5.49 }
7f27f1
algebra_quadratic_discriminant_v1_1874849503_752
Let $a=2$, $b=-2$, and $c=-24$. Define $$D=b^2-4ac.$$ Compute $D$.
196
graphs = [ Graph( let={ "a": Const(2), "b": Const(-2), "c": Const(-24), "result": Sub(Pow(Ref("b"), Const(2)), Mul(Const(4), Ref("a"), Ref("c"))), }, goal=Ref("result"), ) ]
NT
null
COMPUTE
sympy
BINOMIAL_ALTERNATING
[ "LTE_SUM/MOBIUS_COPRIME/MAX_DIVISOR/B1", "LIN_FORM/MAX_DIVISOR/B1" ]
2463ce
algebra_quadratic_discriminant_v1
null
2
0
[ "B1", "BINOMIAL_ALTERNATING", "LIN_FORM", "LTE_SUM", "MAX_DIVISOR", "MOBIUS_COPRIME" ]
6
0.053
2026-02-08T13:16:49.692636Z
{ "verified": true, "answer": 196, "timestamp": "2026-02-08T13:16:49.745952Z" }
3f28b7
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 143, "completion_tokens": 100 }, "timestamp": "2026-02-09T20:32:12.833Z", "answer": 196 }, { "id"...
2
[ { "lemma": "B1", "status": "ok_later" }, { "lemma": "C2", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_SUM", "status": "ok" }, { "lemma": ...
{ "lo": -10, "mid": -7.71, "hi": -5.43 }
c0c945
modular_product_range_v1_124444284_86
Let $a = 561073402121731173607666208963712157775646236340963964052513752233891761335201$ and $b = 1806603476925444932335424721892206685421837981932696835378964188981494974061222060845344519871619704007$. Let $k$ be the largest integer such that $7^k$ divides $a \cdot b$. Define $P = \prod_{i=16}^{k} i$. Compute the rem...
4,299
graphs = [ Graph( let={ "_n": Const(10259), "prod": MathProduct(expr=Var("i"), var="i", start=Const(16), end=MaxKDivides(target=Mul(Const(561073402121731173607666208963712157775646236340963964052513752233891761335201), Const(18066034769254449323354247218922066854218379819326968353789...
NT
null
COMPUTE
sympy
K13
[ "K13" ]
8d970a
modular_product_range_v1
null
5
0
[ "K13" ]
1
0.004
2026-02-08T02:57:42.836133Z
{ "verified": true, "answer": 4299, "timestamp": "2026-02-08T02:57:42.840178Z" }
b1a6db
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 341, "completion_tokens": 532 }, "timestamp": "2026-02-17T16:34:54.898Z", "answer": 10952 } ]
0
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K13", "status": "ok" }, { "lemma": "K5", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -6.48, "mid": 1.54, "hi": 9.56 }
6b0341
nt_sum_totient_over_divisors_v1_865884756_502
Let $n = 44021$ and $N = 55207$. Let $R = \sum_{d \mid n} \varphi(d)$. Let $S$ be the set of all positive integers $p$ for which there exists a positive integer $q$ such that $pq = 53361000$, $\gcd(p, q) = 1$, and $p < q$. Let $C$ be the number of elements in $S$. Let $M$ be the maximum value of $xy$ over all pairs of ...
16,780
graphs = [ Graph( let={ "_n": Const(55207), "n": Const(44021), "result": SumOverDivisors(n=Ref(name='n'), var='d', expr=EulerPhi(n=Var(name='d'))), "_c": MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPosit...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS", "B1" ]
838c69
nt_sum_totient_over_divisors_v1
quadratic_mod
5
0
[ "B1", "COPRIME_PAIRS" ]
2
0.006
2026-02-08T15:27:28.195307Z
{ "verified": true, "answer": 16780, "timestamp": "2026-02-08T15:27:28.200930Z" }
3922fb
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 209, "completion_tokens": 2994 }, "timestamp": "2026-02-16T06:24:25.817Z", "answer": 16780 }, ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
8a4b82
nt_count_divisors_in_range_v1_1520064083_3342
Let $N=50400$, $a=16$, $b=1686$, and $c=6889$. Let $D$ be the set of all positive integers $d$ such that $d$ divides $N$ and $a\le d\le b$. Let $R$ be the number of elements in $D$. Write $|R|$ in base $10$, and let it have $k$ digits. For each integer $i$ with $0\le i\le k-1$, let $d_i$ be the $i$-th decimal digit o...
6,922
graphs = [ Graph( let={ "_n": Const(2), "n": Const(50400), "a": Const(16), "b": Const(1686), "result": CountOverSet(set=SolutionsSet(var=Var("d"), condition=And(Divides(divisor=Var("d"), dividend=Ref("n")), Geq(Var("d"), Ref("a")), Leq(Var("d"), Re...
NT
null
COUNT
sympy
MAX_DIVISOR
[ "MAX_DIVISOR/SUM_PRIMES/L3C" ]
c1e306
nt_count_divisors_in_range_v1
digits_weighted_mod
7
0
[ "L3C", "MAX_DIVISOR", "SUM_PRIMES" ]
3
0.027
2026-02-08T05:35:56.418511Z
{ "verified": true, "answer": 6922, "timestamp": "2026-02-08T05:35:56.445945Z" }
67e508
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 385, "completion_tokens": 3606 }, "timestamp": "2026-02-12T10:53:44.787Z", "answer": 6922 }, {...
1
[ { "lemma": "DS2", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3C", "status": "ok_later" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MAX_DIVISOR", "status": "ok" }, { ...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
a8e0ef
comb_bell_compute_v1_1520064083_3550
Let $n$ be the number of integers $j$ with $0\le j\le 1408$ such that the binomial coefficient $\binom{1408}{j}$ is odd. Let $B_n$ denote the $n$th Bell number, the number of ways to partition a set of $n$ elements into nonempty subsets. Compute $B_n$.
4,140
graphs = [ Graph( let={ "_n": Const(1408), "n": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Ref("_n")), Eq(Mod(value=Binom(n=Const(1408), k=Var("j")), modulus=Const(2)), Const(1))), domain='nonnegative_integers')), "res...
COMB
null
COMPUTE
sympy
V8
[ "V8" ]
86348e
comb_bell_compute_v1
null
8
0
[ "V8" ]
1
0.001
2026-02-08T05:44:11.148128Z
{ "verified": true, "answer": 4140, "timestamp": "2026-02-08T05:44:11.148976Z" }
c609bb
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": 705 }, "timestamp": "2026-02-24T04:27:15.097Z", "answer": 4140 }, { "id...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "V8", "status": "ok" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -2.46, "mid": 0.47, "hi": 3.59 }
bd4d84
geo_visible_lattice_v1_458359167_3855
Let $n = 50$. Define $\text{result}$ as the number of visible lattice points $(x, y)$ with $1 \leq x, y \leq n$, where a point $(x, y)$ is visible if $\gcd(x, y) = 1$. Let $Q$ be the remainder when $44121 \cdot \text{result}$ is divided by $83417$. Compute $Q$.
20,081
graphs = [ Graph( let={ "n": Const(50), "result": VisibleLatticePoints(n=Ref(name='n')), "Q": Mod(value=Mul(Const(44121), Ref("result")), modulus=Const(83417)), }, goal=Ref("Q"), ) ]
GEOM
null
COUNT
sympy
[]
geo_visible_lattice_v1
null
3
0
null
null
0.119
2026-02-08T11:23:52.999395Z
{ "verified": true, "answer": 20081, "timestamp": "2026-02-08T11:23:53.118450Z" }
2f2f29
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": 9896 }, "timestamp": "2026-02-24T13:46:16.526Z", "answer": 20081 }, { "...
1
[]
{ "lo": 1.15, "mid": 4.18, "hi": 6.61 }
171241
diophantine_product_count_v1_151522320_1099
Let $N = 32400$. Let $k$ be the minimum value of $x + y$ over all pairs of positive integers $(x, y)$ such that $x \cdot y = N$. Let $T$ be the set of all integers $t$ with $18 \leq t \leq 458$ for which there exist positive integers $a$ and $b$, with $1 \leq a \leq 17$ and $1 \leq b \leq 36$, such that $t = 10a + 8b$....
22
graphs = [ Graph( let={ "_n": Const(32400), "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")), Ref("_n")))), expr=Sum(Var("x"), Var("y")))), ...
NT
null
COUNT
sympy
COUNT_COPRIME_GRID
[ "LIN_FORM", "B3" ]
688dbe
diophantine_product_count_v1
null
7
0
[ "B3", "COUNT_COPRIME_GRID", "LIN_FORM" ]
3
21.387
2026-02-08T03:48:07.160600Z
{ "verified": true, "answer": 22, "timestamp": "2026-02-08T03:48:28.547398Z" }
8cda5d
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 286, "completion_tokens": 6183 }, "timestamp": "2026-02-10T14:28:16.544Z", "answer": 22 }, { "id...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, ...
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
248139
nt_count_divisible_v1_548369836_346
Let $A$ be the set of all integers $n$ such that $0 \leq n \leq 39601$, $n$ is divisible by $24$, and $n \geq \sum_{d \mid \gcd(3,5)} \mu(d)$. Determine the number of elements in $A$.
1,650
graphs = [ Graph( let={ "upper": Const(39601), "divisor": Const(24), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), SumOverDivisors(n=GCD(a=Const(value=3), b=Const(value=5)), var='d', expr=MoebiusMu(n=Var(name='d')))), Leq(Var("n"), Ref(...
NT
null
COUNT
sympy
MOBIUS_COPRIME
[ "MOBIUS_COPRIME" ]
ac54ac
nt_count_divisible_v1
null
3
0
[ "MOBIUS_COPRIME" ]
1
1.258
2026-02-08T02:52:52.643394Z
{ "verified": true, "answer": 1650, "timestamp": "2026-02-08T02:52:53.901498Z" }
294663
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 185, "completion_tokens": 777 }, "timestamp": "2026-02-08T20:21:44.547Z", "answer": 1650 }, { "id...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "MOBIUS_COPRIME", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V5", "st...
{ "lo": -6.69, "mid": -2.4, "hi": 1.74 }
6e7606
geo_count_lattice_rect_v1_458359167_3029
Compute the number of lattice points in the rectangle $[0, 111] \times [0, 127]$, including the boundary.
14,336
graphs = [ Graph( let={ "a": Const(111), "b": Const(127), "result": LatticePointsRect(a=Ref(name='a'), b=Ref(name='b')), }, goal=Ref("result"), ) ]
GEOM
null
COUNT
sympy
[]
geo_count_lattice_rect_v1
null
2
0
null
null
0.001
2026-02-08T06:53:59.487125Z
{ "verified": true, "answer": 14336, "timestamp": "2026-02-08T06:53:59.488091Z" }
b19e85
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 139, "completion_tokens": 211 }, "timestamp": "2026-02-24T07:16:03.187Z", "answer": 14336 }, { "i...
2
[]
{ "lo": -10, "mid": -7.79, "hi": -5.57 }
66defe
modular_count_residue_v1_168721529_167
Let $a$ be the greatest common divisor of 11 and 13. Define $S$ as the set of all integers $n$ such that $n \geq \sum_{d \mid a} \mu(d)$, $n \leq 53361$, and $n \equiv 1 \pmod{6}$. Let $r$ be the number of elements in $S$. Compute the smallest positive integer $k$ such that the $k$-th Fibonacci number is divisible by $...
1,104
graphs = [ Graph( let={ "upper": Const(53361), "m": Const(6), "r": Const(1), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), SumOverDivisors(n=GCD(a=Const(value=11), b=Const(value=13)), var='d', expr=MoebiusMu(n=Var(name='d'))...
NT
null
COUNT
sympy
MOBIUS_COPRIME
[ "MOBIUS_COPRIME" ]
ac54ac
modular_count_residue_v1
null
3
0
[ "MOBIUS_COPRIME" ]
1
2.435
2026-02-08T12:52:12.098287Z
{ "verified": true, "answer": 1104, "timestamp": "2026-02-08T12:52:14.533594Z" }
445b31
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 156, "completion_tokens": 1999 }, "timestamp": "2026-02-10T00:44:14.608Z", "answer": 1104 }, {...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "MOBIUS_COPRIME", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_SUB", ...
{ "lo": -6.5, "mid": 0, "hi": 6.5 }
572d84
antilemma_sum_equals_v1_1978505735_6036
Let $m$ be the number of ordered pairs $(i, j)$ where $i$ is an integer from 1 to 6 and $j$ is an integer from 1 to 11. Let $n$ be the number of ordered pairs $(i, j)$ of positive integers with $1 \leq i \leq 65$, $1 \leq j \leq 66$, such that $i + j = m$. Compute the number of ordered pairs $(i_1, j_1)$ of positive in...
64
graphs = [ Graph( let={ "_m": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(6)), right=IntegerRange(start=Const(1), end=Const(11)))), "_n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Re...
COMB
GEOM
COMPUTE
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS/COUNT_SUM_EQUALS", "COUNT_CARTESIAN/COUNT_SUM_EQUALS", "COUNT_SUM_EQUALS" ]
fb4a94
antilemma_sum_equals_v1
null
3
0
[ "COUNT_CARTESIAN", "COUNT_SUM_EQUALS" ]
2
0.04
2026-02-08T19:23:35.583827Z
{ "verified": true, "answer": 64, "timestamp": "2026-02-08T19:23:35.623497Z" }
946ae8
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": 1193 }, "timestamp": "2026-02-18T22:09:16.662Z", "answer": 64 }, { ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V7", ...
{ "lo": -7.92, "mid": -4.6, "hi": -1.84 }
898e0d
modular_modexp_compute_v1_601307018_8458
Let $e$ be the minimum value of $|x - y|$ over all ordered pairs $(x, y)$ of positive integers such that $xy = 2426600$. Let $M = 13^e \bmod 11399$. Find the remainder when $43487M$ is divided by $98142$.
54,775
graphs = [ Graph( let={ "_n": Const(43487), "a": Const(13), "e": 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(2426600)))),...
NT
null
COMPUTE
sympy
B3_DIFF
[ "B3_DIFF" ]
b47ea7
modular_modexp_compute_v1
null
4
0
[ "B3_DIFF" ]
1
0.005
2026-03-10T08:57:00.931659Z
{ "verified": true, "answer": 54775, "timestamp": "2026-03-10T08:57:00.937049Z" }
955a2c
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": 6362 }, "timestamp": "2026-04-19T09:06:15.007Z", "answer": 54775 }, { ...
1
[ { "lemma": "B3_DIFF", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" }...
{ "lo": -5.34, "mid": 1.1, "hi": 7.53 }
e8547b
nt_sum_over_divisible_v1_1116507919_384
Let $ p $ be the largest prime number less than or equal to 5944. Compute the sum of all positive integers $ n $ such that $ 1 \leq n \leq p $ and $ n $ is divisible by 195.
90,675
graphs = [ Graph( let={ "_n": Const(5944), "upper": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Ref("_n")), IsPrime(Var("n"))))), "divisor": Const(195), "result": SumOverSet(set=SolutionsSet(var=Var("n"), cond...
NT
null
SUM
sympy
K2
[ "MAX_PRIME_BELOW" ]
dc3ad3
nt_sum_over_divisible_v1
null
3
0
[ "K2", "MAX_PRIME_BELOW" ]
2
6.988
2026-02-08T02:33:08.024086Z
{ "verified": true, "answer": 90675, "timestamp": "2026-02-08T02:33:15.011689Z" }
af6044
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 166, "completion_tokens": 1507 }, "timestamp": "2026-02-08T19:27:57.223Z", "answer": 90675 }, { "...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "V8_SUM", "status": "no" ...
{ "lo": -2.84, "mid": -0.85, "hi": 1.08 }
627be1
alg_poly3_sum_v1_1218484723_1642
Let $T = \left|\{ (a_1, b_1) : 1 \le a_1, b_1 \le 35,\ 10a_1^2 - 18a_1b_1 + 25b_1^2 \le 3877 \}\right|$. Find the remainder when $$\sum_{a=1}^{23} \sum_{b=1}^{23} \sum_{c=1}^{23} \left( 19c^3 - 42b c^2 + 30b^2 c + 277a^3 + 171a c^2 + 177a^2 b + T a b^2 + 171a^2 c + 57b^3 - 216a b c \right)$$ is divided by $81394$.
61,646
graphs = [ Graph( let={ "_n": Const(3), "result": Mod(value=SumOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b"), Var("c")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Const(23)), Geq(Var("b"), Const(1)), Leq(Var("b"), Const(23)), Geq(Var("c"),...
ALG
null
COMPUTE
sympy
QF_PSD_COUNT_LEQ
[ "QF_PSD_COUNT_LEQ" ]
009d0f
alg_poly3_sum_v1
null
7
0
[ "QF_PSD_COUNT_LEQ" ]
1
0.064
2026-02-25T03:20:40.776405Z
{ "verified": true, "answer": 61646, "timestamp": "2026-02-25T03:20:40.840570Z" }
68b29c
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 288, "completion_tokens": 7532 }, "timestamp": "2026-03-29T00:40:07.902Z", "answer": 61646 }, { "...
1
[ { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT_LEQ", "status": "ok" } ]
{ "lo": 1.14, "mid": 4.13, "hi": 6.32 }
81a87d
diophantine_fbi2_min_v1_1439011603_1664
Let $T$ be the set of integers $t$ such that $19 \leq t \leq 173$ and there exist positive integers $a$ and $b$ with $1 \leq a \leq 8$, $1 \leq b \leq 22$, and $t = 10a + 4b + 5$. Let $u$ be the number of elements in $T$. Let $d$ be a positive integer such that $3 \leq d \leq u$, $d$ divides 64, and $\frac{64}{d} \geq ...
4
graphs = [ Graph( let={ "_n": Const(3), "k": Const(64), "upper": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=...
NT
null
EXTREMUM
sympy
SUM_ARITHMETIC
[ "SUM_ARITHMETIC", "LIN_FORM" ]
7209d0
diophantine_fbi2_min_v1
null
4
0
[ "LIN_FORM", "SUM_ARITHMETIC" ]
2
0.012
2026-02-08T16:12:49.368869Z
{ "verified": true, "answer": 4, "timestamp": "2026-02-08T16:12:49.380970Z" }
57d7e8
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 186, "completion_tokens": 2906 }, "timestamp": "2026-02-16T22:56:27.210Z", "answer": 4 }, { ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "SUM_ARITHME...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
43c04c
diophantine_product_count_v1_717093673_3649
Let $t$ be an integer such that $10 \leq t \leq 318$ and there exist integers $a$ and $b$ with $1 \leq a \leq 15$, $1 \leq b \leq 39$, and $t = 3a + 7b$. Let $\text{upper}$ be the number of such integers $t$. Let $k = 420$. Define $x$ to be a positive integer such that $1 \leq x \leq \text{upper}$, $x$ divides $k$, and...
1,324
graphs = [ Graph( let={ "_n": Const(36), "k": Const(420), "upper": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), righ...
NT
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
diophantine_product_count_v1
null
6
0
[ "LIN_FORM" ]
1
0.025
2026-02-08T17:45:00.742427Z
{ "verified": true, "answer": 1324, "timestamp": "2026-02-08T17:45:00.767782Z" }
8de4e9
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 212, "completion_tokens": 5232 }, "timestamp": "2026-02-18T07:14:15.448Z", "answer": 1324 }, {...
1
[ { "lemma": "DS2", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
a51ffc
comb_count_surjections_v1_238844314_833
Let $r$ be the value of $2!\cdot S(6,2)$, where $S(6,2)$ is the number of ways to partition a $6$-element set into $2$ nonempty unlabeled subsets. Let $T$ be the set of all integers $t$ such that $5\le t\le 22$ and there exist integers $a$ and $b$ with $1\le a\le 5$, $1\le b\le 4$, and $$t=2a+3b.$$ Let $N$ be the numb...
104
graphs = [ Graph( let={ "_n": Const(2), "n": Const(6), "k": Const(2), "result": Mul(Factorial(Ref("k")), Stirling2(n=Ref(name='n'), k=Ref(name='k'))), "Q": Sum(Ref("result"), EulerPhi(n=Sum(Abs(arg=Ref(name='result')), Binom(n=CountOverSet(set=Solu...
COMB
NT
COUNT
sympy
LIN_FORM
[ "LIN_FORM/ONE_BINOM_N", "ONE_BINOM_0" ]
4eeaec
comb_count_surjections_v1
arith_invariants
5
0
[ "LIN_FORM", "ONE_BINOM_0", "ONE_BINOM_N" ]
3
0.006
2026-02-08T13:38:40.159507Z
{ "verified": true, "answer": 104, "timestamp": "2026-02-08T13:38:40.165478Z" }
343407
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 349, "completion_tokens": 1260 }, "timestamp": "2026-02-24T18:44:55.563Z", "answer": 104 }, { "id...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "ONE_BINOM_0", ...
{ "lo": -3.84, "mid": -1.67, "hi": 1.32 }
b192bc
nt_count_divisors_in_range_v1_124444284_3281
Let $S$ be the set of all ordered pairs of positive integers $(x, y)$ such that $x \cdot y = 14288400$. Let $n$ be the minimum value of $x + y$ over all such pairs. Determine the number of positive divisors $d$ of $n$ such that $6 \leq d \leq 639$. Compute the remainder when $22367$ times this number is divided by $902...
13,151
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(14288400)))), expr=Sum(Var("x"), Var("y")))), "a": Const(6),...
NT
null
COUNT
sympy
B3
[ "B3" ]
0cd20d
nt_count_divisors_in_range_v1
null
6
0
[ "B3" ]
1
0.01
2026-02-08T05:20:15.480919Z
{ "verified": true, "answer": 13151, "timestamp": "2026-02-08T05:20:15.490998Z" }
9ecaab
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": 3710 }, "timestamp": "2026-02-12T06:44:46.479Z", "answer": 13151 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" ...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
1924dc
comb_count_surjections_v1_1918700295_3695
Let $n = 4$ and $k = 2$. Let $s = k! \cdot S(n,k)$, where $S(n,k)$ denotes the Stirling number of the second kind. Compute $\sum_{i=0}^{|s|} \phi(i)$, where $\phi$ denotes Euler's totient function and the summation runs over all integers $i$ from $0!$ to $|s|$ inclusive.
64
graphs = [ Graph( let={ "n": Const(4), "k": Const(2), "result": Mul(Factorial(Ref("k")), Stirling2(n=Ref(name='n'), k=Ref(name='k'))), "Q": Summation(var="n", start=Factorial(Const(0)), end=Abs(arg=Ref(name='result')), expr=EulerPhi(n=Var("n"))), }, ...
COMB
NT
COUNT
sympy
ONE_FACTORIAL_0
[ "ONE_FACTORIAL_0" ]
7064c7
comb_count_surjections_v1
null
4
0
[ "ONE_FACTORIAL_0" ]
1
0.002
2026-02-08T08:50:00.714398Z
{ "verified": true, "answer": 64, "timestamp": "2026-02-08T08:50:00.716612Z" }
5776a7
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 205, "completion_tokens": 941 }, "timestamp": "2026-02-24T10:00:33.690Z", "answer": 64 }, { "id":...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "ONE_FACTORIAL_0", "status": "ok" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SU...
{ "lo": -2.35, "mid": 1.22, "hi": 4.84 }
bcabff
nt_count_coprime_and_v1_1978505735_2120
Let $U=40172$. Let $k_1$ be the smallest integer $d\ge 2$ such that $d$ divides $35$, and let $k_2=7$. Let $R$ be the number of integers $n$ such that \[1\le n\le U,\quad \gcd(n,k_1)=1,\quad \gcd(n,k_2)=1. \] Let $M$ be the number of ordered pairs $(x_1,x_2)$ of positive integers such that $x_1$ and $x_2$ are odd and...
16,593
graphs = [ Graph( let={ "upper": Const(40172), "k1": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(2)), Divides(divisor=Var("d"), dividend=Const(35))))), "k2": Const(7), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condit...
NT
null
COUNT
sympy
COMB1
[ "COMB1/SUM_DIVISIBLE", "MIN_PRIME_FACTOR" ]
ca5cf9
nt_count_coprime_and_v1
affine_mod
6
0
[ "COMB1", "MIN_PRIME_FACTOR", "SUM_DIVISIBLE" ]
3
5.125
2026-02-08T16:40:18.622919Z
{ "verified": true, "answer": 16593, "timestamp": "2026-02-08T16:40:23.747956Z" }
bad77f
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 264, "completion_tokens": 2295 }, "timestamp": "2026-02-17T08:57:06.562Z", "answer": 16593 }, ...
1
[ { "lemma": "COMB1", "status": "ok" }, { "lemma": "K18", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "SUM_DIVISIBLE", "status": "ok_later" }, { "lemma": "V5", "status": "no" ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
047cca
sequence_fibonacci_compute_v1_1915831931_2600
Let $T$ be the set of all integers $t$ such that $14 \leq t \leq 308$ and there exist positive integers $a \leq 18$ and $b \leq 32$ satisfying $t = 10a + 4b$. Let $n$ be the minimum value of $x + y$ where $x$ and $y$ are positive integers such that $xy = |T|$. Compute the $n$-th Fibonacci number, where $F_1 = 1$, $F_2 ...
46,368
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=18)), Geq(left=Var(name='b'), right=Const(value...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM/B3" ]
05313e
sequence_fibonacci_compute_v1
null
6
0
[ "B3", "LIN_FORM" ]
2
0.004
2026-02-08T16:58:07.373098Z
{ "verified": true, "answer": 46368, "timestamp": "2026-02-08T16:58:07.376780Z" }
579503
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": 3927 }, "timestamp": "2026-02-17T17:16:22.794Z", "answer": 46368 }, ...
1
[ { "lemma": "B3", "status": "ok_later" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "V7", "status": "no" }...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
1c782a
sequence_fibonacci_compute_v1_655260480_919
Let $n$ be the minimum value of $x + y$ over all pairs of positive integers $(x, y)$ such that $xy = 100$. Let $F_n$ denote the $n$th Fibonacci number. Compute the remainder when $44121 \cdot F_n$ is divided by 93565.
6,215
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
5
0
[ "B3" ]
1
0.002
2026-02-08T15:44:55.175395Z
{ "verified": true, "answer": 6215, "timestamp": "2026-02-08T15:44:55.177385Z" }
b3a641
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 113, "completion_tokens": 1730 }, "timestamp": "2026-02-16T12:54:37.338Z", "answer": 6215 }, {...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
9b7215
antilemma_k3_v1_1978505735_3099
Compute the sum of $\phi(d)$ over all positive divisors $d$ of $94764$, where $\phi$ denotes Euler's totient function.
94,764
graphs = [ Graph( let={ "x": SumOverDivisors(n=Const(value=94764), var='d', expr=EulerPhi(n=Var(name='d'))), }, goal=Ref("x"), ) ]
NT
COMB
COMPUTE
sympy
K3
[ "K3" ]
54c41e
antilemma_k3_v1
null
3
0
[ "K3" ]
1
0
2026-02-08T17:20:50.419448Z
{ "verified": true, "answer": 94764, "timestamp": "2026-02-08T17:20:50.419893Z" }
d6731e
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 93, "completion_tokens": 432 }, "timestamp": "2026-02-16T09:39:10.098Z", "answer": 1080 }, { "id": 11, ...
1
[ { "lemma": "K15", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
6d93e2
comb_binomial_compute_v1_601307018_5176
For each integer $a$ with $0 \le a \le 66$, define the sequence $M = a^2 + a - 19 \bmod 67$, $R = M^2 + M - 19 \bmod 67$, $S = R^2 + R - 19 \bmod 67$, $T = S^2 + S - 19 \bmod 67$, $K = T^2 + T - 19 \bmod 67$. Let $n$ be the number of values of $a$ for which $K = a$ but $M, R, S, T \ne a$. Compute $\binom{n}{6}$.
5,005
graphs = [ Graph( let={ "_n": Const(2), "n": CountOverSet(set=SolutionsSet(var=Var("a"), condition=And(Geq(Var("a"), Const(0)), Leq(Var("a"), Const(66)), Eq(Ref("_po_p5"), Var("a")), Neq(Ref("_po_p1"), Var("a")), Neq(Ref("_po_p2"), Var("a")), Neq(Ref("_po_p3"), Var("a")), Neq(Ref("_p...
COMB
null
COMPUTE
sympy
POLY_ORBIT_COUNT
[ "POLY_ORBIT_COUNT" ]
4ad965
comb_binomial_compute_v1
null
7
0
[ "POLY_ORBIT_COUNT" ]
1
0.004
2026-03-10T05:50:41.163697Z
{ "verified": true, "answer": 5005, "timestamp": "2026-03-10T05:50:41.167562Z" }
caaa0d
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 258, "completion_tokens": 4476 }, "timestamp": "2026-04-19T01:26:39.773Z", "answer": 5005 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "POLY_ORBIT_COUNT", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" ...
{ "lo": -3.31, "mid": 1.32, "hi": 5.87 }
1c3aaa
alg_qf_psd_min_v1_1218484723_5343
Let $T = \min\{ 16a_1^3 + 84a_1b_1^2 + 174a_1b_1^2 + 133b_1^3 : a_1, b_1 \in \mathbb{Z}^+,\, 1 \le a_1, b_1 \le 17 \}$. Find the minimum value of $76032a^2 + 19008b^2$ over all positive integers $a, b$ with $1 \le a \le 407$ and $1 \le b \le T$.
95,040
graphs = [ Graph( let={ "_n": Const(133), "result": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Const(407)), Geq(Var("b"), Const(1)), Leq(Var("b"), MinOverSet(set=MapOverSet(set=SolutionsSet...
ALG
null
COMPUTE
sympy
POLY3_MIN
[ "POLY3_MIN" ]
e2e279
alg_qf_psd_min_v1
null
6
0
[ "POLY3_MIN" ]
1
0.234
2026-02-25T06:57:01.045873Z
{ "verified": true, "answer": 95040, "timestamp": "2026-02-25T06:57:01.279469Z" }
6964d1
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 241, "completion_tokens": 3730 }, "timestamp": "2026-03-29T20:38:06.572Z", "answer": 95040 }, { "...
2
[ { "lemma": "POLY3_MIN", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": -10, "mid": -6.24, "hi": -2.48 }
0edec2
comb_sum_binomial_row_v1_1520064083_9223
Let $n = 11$, and let $r = 2^n$. Let $s$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 625$. Let $m$ be the minimum value of $x + y$ over all pairs in $s$. Compute the remainder when $m - r$ is divided by 84874.
82,876
graphs = [ Graph( let={ "_n": Const(625), "n": Const(11), "result": Pow(Const(2), Ref("n")), "Q": Mod(value=Sub(MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var...
NT
null
SUM
sympy
B3
[ "B3" ]
fc629c
comb_sum_binomial_row_v1
negation_mod
4
0
[ "B3" ]
1
0.001
2026-02-08T10:36:59.656789Z
{ "verified": true, "answer": 82876, "timestamp": "2026-02-08T10:36:59.657891Z" }
0436b9
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 143, "completion_tokens": 414 }, "timestamp": "2026-02-15T21:01:31.724Z", "answer": 82876 }, { "id": 11, ...
2
[ { "lemma": "B3", "status": "ok" }, { "lemma": "K15", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -9.12, "mid": -6.02, "hi": -3.62 }
143d27
algebra_quadratic_discriminant_v1_168721529_474
Let $a = -1$, $b = 6$, and $n_0 = 4$. Define $S$ as the set of all positive integers $p$ such that there exists a positive integer $q$ with $p < q$, $pq = 20963250$, and $\gcd(p, q) = 1$. Let $c$ be the number of elements in $S$. Compute $b^2 - n_0 a c$.
100
graphs = [ Graph( let={ "_n": Const(4), "a": Const(-1), "b": Const(6), "c": 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(...
NT
null
COMPUTE
sympy
MOBIUS_SUM
[ "COPRIME_PAIRS" ]
2bb3aa
algebra_quadratic_discriminant_v1
null
6
0
[ "COPRIME_PAIRS", "MOBIUS_SUM" ]
2
0.009
2026-02-08T13:04:01.383538Z
{ "verified": true, "answer": 100, "timestamp": "2026-02-08T13:04:01.392214Z" }
e1dff0
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 211, "completion_tokens": 2559 }, "timestamp": "2026-02-09T05:27:02.312Z", "answer": 100 }, { "id...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -5.3, "mid": -2.04, "hi": 1.84 }
7acd02
comb_binomial_compute_v1_898971024_248
Let $m = 2$ and let $s = \sum_{k=1}^5 k$. Let $n$ be the largest prime number between $m$ and $s$, inclusive. Compute $\binom{n}{5}$.
1,287
graphs = [ Graph( let={ "_m": Const(2), "_n": Summation(var="k1", start=Const(1), end=Const(5), expr=Var("k1")), "n": MaxOverSet(set=SolutionsSet(var=Var("n1"), condition=And(Geq(Var("n1"), Ref("_m")), Leq(Var("n1"), Ref("_n")), IsPrime(Var("n1"))))), "k": Con...
NT
null
COMPUTE
sympy
SUM_ARITHMETIC
[ "SUM_ARITHMETIC/MAX_PRIME_BELOW" ]
bde608
comb_binomial_compute_v1
null
4
0
[ "MAX_PRIME_BELOW", "SUM_ARITHMETIC" ]
2
0.003
2026-02-08T15:18:38.128527Z
{ "verified": true, "answer": 1287, "timestamp": "2026-02-08T15:18:38.131552Z" }
619874
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 105, "completion_tokens": 248 }, "timestamp": "2026-02-16T05:23:02.561Z", "answer": 143 }, { "id": 11, ...
1
[ { "lemma": "K18", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "SUM_ARITHMETIC", "status": "o...
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
2a2971
sequence_fibonacci_compute_v1_2051736721_2118
Let $n$ be the number of integers $t$ such that $24 \leq t \leq 108$ and there exist integers $a$ and $b$ with $1 \leq a \leq 7$, $1 \leq b \leq 3$, and $t = 9a + 15b$. Let $f$ be the $n$-th Fibonacci number. Compute $12996 - f$.
2,050
graphs = [ Graph( let={ "_n": Const(12996), "n": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=7)), Geq(left=Va...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
sequence_fibonacci_compute_v1
null
4
0
[ "LIN_FORM" ]
1
0.007
2026-02-08T16:29:34.179196Z
{ "verified": true, "answer": 2050, "timestamp": "2026-02-08T16:29:34.185805Z" }
e55dac
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 135, "completion_tokens": 1819 }, "timestamp": "2026-02-17T05:19:58.690Z", "answer": 2050 }, {...
1
[ { "lemma": "K5", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "V1", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
90b818
diophantine_product_count_v1_458359167_4453
Let $k = \sum_{j=1}^{15} \phi(j) \left\lfloor \frac{15}{j} \right\rfloor$. Let $T$ be the set of all integers $t$ such that $18 \leq t \leq 116$ and there exist positive integers $a$, $b$ with $1 \leq a \leq 6$, $1 \leq b \leq 7$, and $t = 10a + 8b$. Let $u$ be the number of elements in $T$. Consider the set of all pos...
10
graphs = [ Graph( let={ "_m": Const(15), "_n": Const(15), "k": Summation(var="k", start=Const(1), end=Ref("_m"), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Ref("_n"), Var("k"))))), "upper": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(nam...
NT
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM", "K2" ]
b46b5e
diophantine_product_count_v1
null
7
0
[ "K2", "LIN_FORM" ]
2
0.078
2026-02-08T11:47:53.808053Z
{ "verified": true, "answer": 10, "timestamp": "2026-02-08T11:47:53.885838Z" }
c473c6
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 210, "completion_tokens": 2326 }, "timestamp": "2026-02-14T18:40:47.667Z", "answer": 10 }, { ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "LIN_FORM", "status": "ok" ...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
11ae4b
comb_count_permutations_fixed_v1_48377204_189
Let $n$ be the smallest prime divisor of $41327$. Compute $\binom{n}{6} \cdot !(n - 6)$, where $!k$ denotes the number of derangements of $k$ elements.
20,328
graphs = [ Graph( let={ "n": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(2)), Divides(divisor=Var("d"), dividend=Const(41327))))), "k": Const(6), "result": Mul(Binom(n=Ref("n"), k=Ref("k")), Subfactorial(arg=Sub(left=Ref(name='n'), right=Re...
NT
COMB
COUNT
sympy
COPRIME_PAIRS
[ "MIN_PRIME_FACTOR" ]
bc3776
comb_count_permutations_fixed_v1
null
4
0
[ "COPRIME_PAIRS", "MIN_PRIME_FACTOR" ]
2
0.022
2026-02-08T15:17:31.662101Z
{ "verified": true, "answer": 20328, "timestamp": "2026-02-08T15:17:31.684579Z" }
11bda1
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 94, "completion_tokens": 1049 }, "timestamp": "2026-02-16T02:24:29.076Z", "answer": 20328 }, {...
1
[ { "lemma": "K14", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "V7", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
e902c4
modular_modexp_compute_v1_717093673_3365
Let $a = 29$. Let $e$ be the smallest integer $d \geq 2$ that divides $250997$. Define $m = 13456$ and let $r$ be the remainder when $a^e$ is divided by $m$. Let $k$ be the remainder when $|r|$ is divided by $11$. Compute the Bell number $B_k$, and let $Q$ be the remainder when $B_k$ is divided by $71064$. Find the val...
44,911
graphs = [ Graph( let={ "a": Const(29), "e": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(2)), Divides(divisor=Var("d"), dividend=Const(250997))))), "m": Const(13456), "result": ModExp(base=Ref("a"), exp=Ref("e"), mod=Ref("m")), ...
NT
COMB
COMPUTE
sympy
MAX_PRIME_BELOW
[ "MIN_PRIME_FACTOR" ]
bc3776
modular_modexp_compute_v1
null
4
0
[ "MAX_PRIME_BELOW", "MIN_PRIME_FACTOR" ]
2
0.121
2026-02-08T17:30:43.551312Z
{ "verified": true, "answer": 44911, "timestamp": "2026-02-08T17:30:43.671905Z" }
c9b9a8
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": 3873 }, "timestamp": "2026-02-18T03:56:41.671Z", "answer": 44911 }, ...
1
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
c36df0
comb_sum_binomial_row_v1_1978505735_3052
Let $n$ be the largest prime number less than or equal to 12. Compute $2^n$.
2,048
graphs = [ Graph( let={ "_n": Const(2), "n": MaxOverSet(set=SolutionsSet(var=Var("n1"), condition=And(Geq(Var("n1"), Ref("_n")), Leq(Var("n1"), Const(12)), IsPrime(Var("n1"))))), "result": Pow(Const(2), 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
2026-02-08T17:18:59.318242Z
{ "verified": true, "answer": 2048, "timestamp": "2026-02-08T17:18:59.319406Z" }
9212eb
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 79, "completion_tokens": 239 }, "timestamp": "2026-02-16T09:38:49.097Z", "answer": 2048 }, { "id": 11, ...
2
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "VAL_SUM_EQ", "s...
{ "lo": -10, "mid": -7.27, "hi": -4.54 }
83ced4
modular_modexp_compute_v1_1978505735_3672
Let $a = \sum_{k=1}^{2} \phi(k) \left\lfloor \frac{2}{k} \right\rfloor$. Let $e$ be the maximum value of $xy$ over all ordered pairs $(x, y)$ of positive integers such that $x + y = 74$. Let $r$ be the remainder when $a^e$ is divided by $67081$. Compute the remainder when $44768 \cdot r$ is divided by $56007$.
39,433
graphs = [ Graph( let={ "_m": Const(2), "_n": Const(56007), "a": Summation(var="k", start=Const(1), end=Ref("_m"), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Const(2), Var("k"))))), "e": MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Va...
NT
null
COMPUTE
sympy
LIN_FORM
[ "B1", "K2" ]
7fde97
modular_modexp_compute_v1
null
6
0
[ "B1", "K2", "LIN_FORM" ]
3
0.036
2026-02-08T17:47:40.181544Z
{ "verified": true, "answer": 39433, "timestamp": "2026-02-08T17:47:40.217211Z" }
8217e5
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 152, "completion_tokens": 3217 }, "timestamp": "2026-02-18T08:23:10.306Z", "answer": 39433 }, ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V5", "st...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
4784a1
modular_count_residue_v1_1742523217_1847
Let $m = 802$. Define $k$ to be the number of nonnegative integers $j \leq m$ for which $\binom{802}{j}$ is odd. Let $r$ be the minimum value of $x + y$ over all ordered pairs $(x,y)$ of positive integers such that $xy = k$. Determine the number of positive integers $n \leq 65536$ such that $n \equiv r \pmod{15}$. Let ...
43,196
graphs = [ Graph( let={ "_m": Const(802), "_n": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Ref("_m")), Eq(Mod(value=Binom(n=Const(802), k=Var("j")), modulus=Const(2)), Const(1))), domain='nonnegative_integers')), "uppe...
ALG
COMB
COUNT
sympy
V8
[ "V8/B3" ]
b4fc86
modular_count_residue_v1
null
6
0
[ "B3", "V8" ]
2
7.156
2026-02-08T04:18:33.366731Z
{ "verified": true, "answer": 43196, "timestamp": "2026-02-08T04:18:40.522490Z" }
f58596
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 240, "completion_tokens": 4732 }, "timestamp": "2026-02-24T00:13:40.609Z", "answer": 43196 }, { "...
1
[ { "lemma": "B3", "status": "ok_later" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, ...
{ "lo": -0.05, "mid": 2.89, "hi": 5.27 }
83e399
antilemma_k2_v1_458359167_5005
Let $n = 68$. Define $$ x = \sum_{k=1}^{n} \phi(k) \left\lfloor \frac{68}{k} \right\rfloor, $$ where $\phi(k)$ denotes Euler's totient function. Compute the value of $x$.
2,346
graphs = [ Graph( let={ "_n": Const(68), "x": Summation(var="k", start=Const(1), end=Ref("_n"), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Const(68), Var("k"))))), }, goal=Ref("x"), ) ]
NT
COMB
COMPUTE
sympy
K2
[ "K2" ]
6897ab
antilemma_k2_v1
null
5
0
[ "K2" ]
1
0
2026-02-08T12:11:22.603483Z
{ "verified": true, "answer": 2346, "timestamp": "2026-02-08T12:11:22.603932Z" }
821a5b
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 107, "completion_tokens": 482 }, "timestamp": "2026-02-14T23:11:56.046Z", "answer": 2346 }, { ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "L3c", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
8d2132
sequence_count_fib_divisible_v1_1353956133_404
Let $n = 13$. Define $d = \sum_{k \mid n} \phi(k)$, where $\phi$ is Euler's totient function. Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 156816$. Let $M$ be the minimum value of $x + y$ over all such pairs. Compute the number of positive integers $k \leq M$ such that $d$ div...
113
graphs = [ Graph( let={ "_n": Const(13), "upper": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(156816)))), expr=Sum(Var("x"), Var("y")...
NT
null
COUNT
sympy
B3
[ "B3", "K3" ]
b88822
sequence_count_fib_divisible_v1
null
7
0
[ "B3", "K3" ]
2
0.143
2026-02-08T11:26:14.769600Z
{ "verified": true, "answer": 113, "timestamp": "2026-02-08T11:26:14.912701Z" }
8911f0
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 154, "completion_tokens": 1545 }, "timestamp": "2026-02-14T13:43:46.238Z", "answer": 113 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "LTE_DIFF", ...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
bbdce8
antilemma_k3_v1_2051736721_1165
Compute $\sum_{d \mid 41257} \phi(d)$, where the sum is taken over all positive divisors $d$ of $41257$ and $\phi$ denotes Euler's totient function.
41,257
graphs = [ Graph( let={ "x": SumOverDivisors(n=Const(value=41257), var='d', expr=EulerPhi(n=Var(name='d'))), }, goal=Ref("x"), ) ]
NT
COMB
COMPUTE
sympy
K3
[ "K3" ]
54c41e
antilemma_k3_v1
null
3
0
[ "K3" ]
1
0.001
2026-02-08T15:52:30.686410Z
{ "verified": true, "answer": 41257, "timestamp": "2026-02-08T15:52:30.687150Z" }
d134f5
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 108, "completion_tokens": 493 }, "timestamp": "2026-02-16T06:36:11.981Z", "answer": 41256 }, { "id": 11,...
1
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "L3b", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" } ]
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
51a141_n
geo_visible_lattice_v1_1419126231_439
A city planner designs a square grid neighborhood with streets numbered from $1$ to $n$, where $n = \sum_{k=1}^{11} \varphi(k) \cdot \left\lfloor \frac{11}{k} \right\rfloor$. A cross-street at intersection $(x,y)$ is considered *visible* from the origin if $\gcd(x,y) = 1$. How many visible intersections are there in th...
2,655
GEOM
GEOM
COUNT
sympy
K2
[ "K2" ]
6897ab
geo_visible_lattice_v1
null
4
null
[ "K2" ]
1
0.088
2026-02-25T09:58:23.079381Z
null
a3654f
51a141
narrative
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 207, "completion_tokens": 22117 }, "timestamp": "2026-03-31T03:41:29.604Z", "answer": 2655 }, { "...
1
[ { "lemma": "K2", "status": "ok" } ]
{ "lo": -5.37, "mid": 0.23, "hi": 5.22 }
73cd6c
antilemma_k2_v1_1520064083_8867
Compute the remainder when $27309 \cdot \sum_{k=1}^{63} \phi(k) \left\lfloor \frac{63}{k} \right\rfloor$ is divided by $82406$, where $\phi(k)$ denotes Euler's totient function.
7,736
graphs = [ Graph( let={ "x": Summation(var="k", start=Const(1), end=Const(63), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Const(63), Var("k"))))), "Q": Mod(value=Mul(Const(27309), Ref("x")), modulus=Const(82406)), }, goal=Ref("Q"), ) ]
NT
COMB
COMPUTE
sympy
K13
[ "K2" ]
6897ab
antilemma_k2_v1
null
6
0
[ "K13", "K2" ]
2
0.001
2026-02-08T10:25:35.098931Z
{ "verified": true, "answer": 7736, "timestamp": "2026-02-08T10:25:35.100267Z" }
61b2ec
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": 813 }, "timestamp": "2026-02-14T07:22:04.965Z", "answer": 7736 }, { ...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
2ed1bf
comb_catalan_compute_v1_601307018_6768
Let $B_n$ denote the $n$-th Bell number and $C_n$ the $n$-th Catalan number. Let $n$ be the number of ordered pairs $(i, j)$ of positive integers such that $i + j = 13$. Define $M = C_n$. Let $k$ be the number of ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = 22$. Compute $B_{M \bmod k}$.
2
graphs = [ Graph( let={ "_n": Const(13), "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Ref("_n")), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(11)), right=IntegerRange(start=Const(1), end=Con...
COMB
null
COMPUTE
sympy
COUNT_SUM_EQUALS
[ "COMB1", "COUNT_SUM_EQUALS" ]
8e32ac
comb_catalan_compute_v1
bell_mod
6
0
[ "COMB1", "COUNT_SUM_EQUALS" ]
2
0.041
2026-03-10T07:25:45.560078Z
{ "verified": true, "answer": 2, "timestamp": "2026-03-10T07:25:45.601350Z" }
364204
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": 1018 }, "timestamp": "2026-04-19T05:13:45.183Z", "answer": 2 }, { "id"...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS...
{ "lo": -5.34, "mid": 1.1, "hi": 7.53 }
16c956
comb_sum_binomial_mod_v1_458359167_172
Let $M$ be the minimum value of $x+y$ over all ordered pairs $(x,y)$ of positive integers such that $xy=3025$. Let $$S=\sum_{k=11}^{84} \binom{M}{k}.$$ Let $R$ be the remainder when $S$ is divided by $10289$. Let $L$ be the set of all integers $d$ with $2\le d\le D$ such that $d$ is prime, where $D$ is the minimum e...
65,245
graphs = [ Graph( let={ "_m": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(3025)))), expr=Sum(Var("x"), Var("y")))), "_n": Const(73581...
NT
null
COMPUTE
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR/COUNT_PRIMES", "B3/MIN_PRIME_FACTOR" ]
955cc8
comb_sum_binomial_mod_v1
negation_mod
8
0
[ "B3", "COUNT_PRIMES", "MIN_PRIME_FACTOR" ]
3
0.018
2026-02-08T03:03:07.468597Z
{ "verified": true, "answer": 65245, "timestamp": "2026-02-08T03:03:07.486572Z" }
215bf7
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 304, "completion_tokens": 32768 }, "timestamp": "2026-02-23T15:43:32.563Z", "answer": null }, { ...
0
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "ok_later" }, { "lemma": "K15", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" },...
{ "lo": 4.31, "mid": 6.37, "hi": 9.39 }
1c2b26
antilemma_k2_v1_717093673_1463
Let $n = 158$. Compute the value of $$\sum_{k=1}^{158} \phi(k) \left\lfloor \frac{158}{k} \right\rfloor,$$ where $\phi(k)$ denotes Euler's totient function. Multiply the result by 5885, and find the remainder when this product is divided by 92568.
52,221
graphs = [ Graph( let={ "_n": Const(158), "x": Summation(var="k", start=Const(1), end=Ref("_n"), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Const(158), Var("k"))))), "Q": Mod(value=Mul(Const(5885), Ref("x")), modulus=Const(92568)), }, goal=Ref("Q"), ) ]
NT
COMB
COMPUTE
sympy
K3
[ "K2" ]
6897ab
antilemma_k2_v1
null
5
0
[ "K2", "K3" ]
2
0.004
2026-02-08T16:06:03.169414Z
{ "verified": true, "answer": 52221, "timestamp": "2026-02-08T16:06:03.173259Z" }
b7e517
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 121, "completion_tokens": 2488 }, "timestamp": "2026-02-16T20:41:06.991Z", "answer": 52221 }, ...
1
[ { "lemma": "K14", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "V3", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
909c97
nt_count_divisible_and_v1_238844314_764
Let $T$ be the set of all integers $t$ such that $7 \leq t \leq 24$ and there exist positive integers $a$ and $b$ with $1 \leq a \leq 3$, $1 \leq b \leq 4$, and $t = 4a + 3b$. Let $d_2 = |T|$. Compute the number of positive integers $n$ such that $1 \leq n \leq 280020$, $n$ is divisible by $10$, and $n$ is divisible by...
4,667
graphs = [ Graph( let={ "upper": Const(280020), "d1": Const(10), "d2": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), ...
NT
null
COUNT
sympy
MOBIUS_SUM
[ "LIN_FORM" ]
7b2633
nt_count_divisible_and_v1
null
3
0
[ "LIN_FORM", "MOBIUS_SUM" ]
2
14.664
2026-02-08T13:35:44.201760Z
{ "verified": true, "answer": 4667, "timestamp": "2026-02-08T13:35:58.866116Z" }
320476
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 170, "completion_tokens": 1529 }, "timestamp": "2026-02-15T18:35:08.254Z", "answer": 4667 }, {...
1
[ { "lemma": "K14", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
3891a5
comb_catalan_compute_v1_1248542787_871
Let $n$ be the number of ordered pairs $(i, j)$ with $1 \leq i \leq 10$ and $1 \leq j \leq 10$ such that $i + j = 11$. Define $\text{result}$ to be the $n$-th Catalan number. Compute the remainder when $31151 \cdot \text{result}$ is divided by $51080$.
50,836
graphs = [ Graph( let={ "_n": Const(31151), "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Const(11)), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(10)), right=IntegerRange(start=Const(1), end=...
COMB
null
COMPUTE
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS" ]
75ab0f
comb_catalan_compute_v1
null
4
0
[ "COUNT_SUM_EQUALS" ]
1
0.011
2026-02-08T03:28:10.402802Z
{ "verified": true, "answer": 50836, "timestamp": "2026-02-08T03:28:10.414186Z" }
636b4f
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 205, "completion_tokens": 1733 }, "timestamp": "2026-02-09T09:19:38.801Z", "answer": 50836 }, { "...
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 }
b9fd59
antilemma_cartesian_v1_458359167_924
Let $A$ be the set of all ordered pairs $(i, j)$ with $1 \leq i \leq 42$ and $1 \leq j \leq 48$. Let $x$ be the number of elements in $A$. Let $c = 44756$. Compute the remainder when $c \cdot x$ is divided by $73219$.
22,288
graphs = [ Graph( let={ "x": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(42)), right=IntegerRange(start=Const(1), end=Const(48)))), "_c": Const(44756), "Q": Mod(value=Mul(Ref("_c"), Ref("x")), modulus=Const(73219)), }, goa...
COMB
GEOM
COMPUTE
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN" ]
409d7d
antilemma_cartesian_v1
null
2
0
[ "COUNT_CARTESIAN" ]
1
0.001
2026-02-08T04:11:07.492704Z
{ "verified": true, "answer": 22288, "timestamp": "2026-02-08T04:11:07.493232Z" }
6795d3
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 191, "completion_tokens": 2195 }, "timestamp": "2026-02-23T23:38:08.405Z", "answer": 22288 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -2.46, "mid": 0.47, "hi": 3.59 }
cfe236
antilemma_k3_v1_677425708_2479
Let $x = \sum_{d \mid 72177} \phi(d)$, where $\phi$ denotes Euler's totient function. Compute the remainder when $16 - x$ is divided by $61766$.
51,371
graphs = [ Graph( let={ "x": SumOverDivisors(n=Const(value=72177), var='d', expr=EulerPhi(n=Var(name='d'))), "Q": Mod(value=Sub(Const(16), Ref("x")), modulus=Const(61766)), }, goal=Ref("Q"), ) ]
NT
COMB
COMPUTE
sympy
K13
[ "K3" ]
54c41e
antilemma_k3_v1
null
3
0
[ "K13", "K3" ]
2
0.002
2026-02-08T05:04:25.159630Z
{ "verified": true, "answer": 51371, "timestamp": "2026-02-08T05:04:25.161323Z" }
5aa6d7
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 110, "completion_tokens": 916 }, "timestamp": "2026-02-11T22:13:46.418Z", "answer": 10405 }, { "id": 11...
1
[ { "lemma": "K15", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -7.01, "mid": -4.68, "hi": -2.15 }
cdb910
geo_count_lattice_triangle_v1_601307018_7541
Let $M = |180 \cdot 111 + 256 \cdot (-64)|$, and let $R = \gcd(180, 64) + \gcd(|256 - 180|, |111 - 64|) + \gcd\left(\left|40^2 - \left|\{ (a, b) : 1 \leq a, b \leq 40,\ 10a^2 - 18ab + 25b^2 \leq 3277 \}\right|\right|, 111\right)$. Let $S = \frac{M + 2 - R}{2}$. Compute $58081 - S$.
56,285
graphs = [ Graph( let={ "_n": Const(64), "area_2x": Abs(arg=Sum(Mul(Const(value=180), Const(value=111)), Mul(Const(value=256), Sub(left=Const(value=0), right=Ref(name='_n'))))), "boundary": Sum(GCD(a=Abs(arg=Const(value=180)), b=Abs(arg=Const(value=64))), GCD(a=Abs(arg=Su...
GEOM
NT
COUNT
sympy
QF_PSD_COUNT_LEQ
[ "QF_PSD_COUNT_LEQ" ]
009d0f
geo_count_lattice_triangle_v1
null
7
0
[ "QF_PSD_COUNT_LEQ" ]
1
0.017
2026-03-10T08:05:00.252716Z
{ "verified": true, "answer": 56285, "timestamp": "2026-03-10T08:05:00.269385Z" }
8c9772
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 258, "completion_tokens": 3735 }, "timestamp": "2026-04-19T06:56:58.162Z", "answer": 56286 }, { ...
1
[ { "lemma": "QF_PSD_COUNT_LEQ", "status": "ok" } ]
{ "lo": -5.34, "mid": 1.1, "hi": 7.53 }
ace5fa
comb_factorial_compute_v1_1218484723_3251
Find the number of ordered pairs $(a, b)$ of positive integers with $1 \leq a \leq b \leq 20$ such that $32a^2 - 64ab + 32b^2 = 5408$. Let $Q$ be the factorial of this number. Compute $Q$.
5,040
graphs = [ Graph( let={ "_n": Const(2), "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Const(20)), Geq(Var("b"), Const(1)), Leq(Var("b"), Const(20)), Leq(Var("a"), Var("b")), Eq(Sum(Mul(Const(32), Pow(...
COMB
null
COMPUTE
sympy
QF_PSD_ORBIT
[ "QF_PSD_ORBIT" ]
1d37f3
comb_factorial_compute_v1
null
3
0
[ "QF_PSD_ORBIT" ]
1
0.002
2026-02-25T04:57:23.001415Z
{ "verified": true, "answer": 5040, "timestamp": "2026-02-25T04:57:23.003404Z" }
b944a4
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 178, "completion_tokens": 473 }, "timestamp": "2026-03-29T09:14:40.678Z", "answer": 5040 }, { "id...
2
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "QF_PSD_ORBIT", "status": "ok" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no...
{ "lo": -10, "mid": -6.41, "hi": -2.82 }
da6702
nt_count_with_divisor_count_v1_238844314_41
Let $N = 96529$. Define $A$ to be the number of positive integers $n \leq 69756$ such that the $n$-th Fibonacci number is divisible by 12. Let $B$ be the number of positive integers $n \leq A$ such that $n$ has exactly 5 positive divisors. Compute the remainder when $44121 \cdot B$ is divided by $N$.
79,955
graphs = [ Graph( let={ "_n": Const(96529), "upper": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(69756)), Divides(divisor=Const(12), dividend=Fibonacci(arg=Var(name='n')))))), "div_count": Const(5), "r...
NT
null
COUNT
sympy
COUNT_FIB_DIVISIBLE
[ "COUNT_FIB_DIVISIBLE" ]
66de3c
nt_count_with_divisor_count_v1
null
7
0
[ "COUNT_FIB_DIVISIBLE" ]
1
0.675
2026-02-08T13:05:56.723246Z
{ "verified": true, "answer": 79955, "timestamp": "2026-02-08T13:05:57.398499Z" }
069336
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 134, "completion_tokens": 1278 }, "timestamp": "2026-02-15T09:30:55.864Z", "answer": 79955 }, ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" ...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
0a05dc
modular_sum_quadratic_residues_v1_1125832087_2452
Let $p$ be the number of integers $t$ such that $18 \leq t \leq 726$ and there exist positive integers $a$ and $b$ with $1 \leq a \leq 171$, $1 \leq b \leq 3$, and $t = 4a + 14b$. Compute $\frac{p(p-1)}{4}$.
30,363
graphs = [ Graph( let={ "_n": Const(4), "p": 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=171)), Geq(left=Var(...
NT
null
SUM
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
modular_sum_quadratic_residues_v1
null
4
0
[ "LIN_FORM" ]
1
0.001
2026-02-08T04:37:24.431405Z
{ "verified": true, "answer": 30363, "timestamp": "2026-02-08T04:37:24.432637Z" }
8ab103
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 198, "completion_tokens": 2277 }, "timestamp": "2026-02-10T17:22:43.582Z", "answer": 30363 }, { ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status"...
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
79a1b5
comb_binomial_compute_v1_2051736721_5907
Let $n$ be the smallest divisor of $221$ that is at least $2$. Compute the remainder when $44121 \cdot \binom{n}{5}$ is divided by $91424$.
9,423
graphs = [ Graph( let={ "_n": Const(91424), "n": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(2)), Divides(divisor=Var("d"), dividend=Const(221))))), "k": Const(5), "result": Binom(n=Ref("n"), k=Ref("k")), "Q": Mod(va...
NT
null
COMPUTE
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR" ]
bc3776
comb_binomial_compute_v1
null
3
0
[ "MIN_PRIME_FACTOR" ]
1
0.003
2026-02-08T18:51:41.802128Z
{ "verified": true, "answer": 9423, "timestamp": "2026-02-08T18:51:41.804964Z" }
54b69b
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 88, "completion_tokens": 1340 }, "timestamp": "2026-02-18T19:56:45.173Z", "answer": 9423 }, { ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_ADD", ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
f85b41
nt_sum_gcd_range_mod_v1_717093673_4196
Let $N = \sum_{k_1=1}^{136} \phi(k_1) \left\lfloor \frac{1}{k_1} \sum_{k_2=1}^{16} \phi(k_2) \left\lfloor \frac{16}{k_2} \right\rfloor \right\rfloor$, where $\phi$ denotes Euler's totient function. Let $k = 336$ and $M = 10771$. Define $S = \sum_{n=1}^{N} \gcd(n, k)$. Compute the remainder when $S$ is divided by $M$.
164
graphs = [ Graph( let={ "_m": Const(16), "_n": Const(136), "N": Summation(var="k1", start=Const(1), end=Ref("_n"), expr=Mul(EulerPhi(n=Var("k1")), Floor(Div(Summation(var="k2", start=Const(1), end=Ref("_m"), expr=Mul(EulerPhi(n=Var("k2")), Floor(Div(Const(16), Var("k2")))...
NT
null
COMPUTE
sympy
K2
[ "K2/K2" ]
ddede2
nt_sum_gcd_range_mod_v1
null
7
0
[ "K2" ]
1
0.487
2026-02-08T18:05:47.919152Z
{ "verified": true, "answer": 164, "timestamp": "2026-02-08T18:05:48.405779Z" }
922e6c
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 177, "completion_tokens": 3887 }, "timestamp": "2026-02-18T13:32:10.341Z", "answer": 164 }, { ...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
12b1df
nt_sum_divisors_range_v1_1874849503_118
Let $C$ be the number of integers $t$ with $5 \leq t \leq 17$ for which there exist integers $a$ and $b$ such that $1 \leq a \leq 3$, $1 \leq b \leq 4$, and $t = 3a + 2b$. Let $D$ be the largest integer $k$ such that $C^k$ divides $100012!$. Compute the sum of the number of positive divisors of $n$ for all positive int...
93,643
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=...
NT
null
SUM
sympy
LIN_FORM
[ "LIN_FORM/V1" ]
6f88e7
nt_sum_divisors_range_v1
null
7
0
[ "LIN_FORM", "V1" ]
2
0.352
2026-02-08T12:48:48.558862Z
{ "verified": true, "answer": 93643, "timestamp": "2026-02-08T12:48:48.911239Z" }
7f8fbd
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": 6466 }, "timestamp": "2026-02-09T13:55:43.178Z", "answer": 93643 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "V1", "status": "ok_later" }, { "lemma": "V3", "status": "no" }, { "lemma": ...
{ "lo": -6.51, "mid": -0.31, "hi": 5.43 }
c950ca
antilemma_cartesian_v1_1520064083_5812
Let $x$ be the number of ordered pairs $(i,j)$ such that $1 \leq i \leq 10$ and $1 \leq j \leq 16$. Find the smallest positive integer $k$ such that the $k$-th Fibonacci number is divisible by $x + 2$. Determine the value of $k$.
108
graphs = [ Graph( let={ "x": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(10)), right=IntegerRange(start=Const(1), end=Const(16)))), "Q": FibonacciEntryPoint(modulus=Sum(Abs(arg=Ref(name='x')), Const(value=2))), }, goal=Ref("Q"), )...
COMB
GEOM
COMPUTE
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN" ]
409d7d
antilemma_cartesian_v1
null
2
0
[ "COUNT_CARTESIAN" ]
1
0.001
2026-02-08T07:40:11.251575Z
{ "verified": true, "answer": 108, "timestamp": "2026-02-08T07:40:11.252376Z" }
a1e648
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 185, "completion_tokens": 4460 }, "timestamp": "2026-02-24T08:19:25.457Z", "answer": 108 }, { "id...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -2.35, "mid": 1.22, "hi": 4.84 }
810602
comb_count_partitions_v1_784195855_7817
Let $T$ be the set of all integers $t$ such that $14 \leq t \leq 102$ and $t = 8a + 6b$ for some integers $a$ and $b$ with $1 \leq a \leq 9$ and $1 \leq b \leq 5$. Let $n$ be the number of elements in $T$. Compute the number of integer partitions of $n$.
31,185
graphs = [ Graph( let={ "n": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=9)), Geq(left=Var(name='b'), right=Const(value=1...
COMB
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
comb_count_partitions_v1
null
5
0
[ "LIN_FORM" ]
1
0.001
2026-02-08T09:32:55.628924Z
{ "verified": true, "answer": 31185, "timestamp": "2026-02-08T09:32:55.630401Z" }
dae4ac
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": 8906 }, "timestamp": "2026-02-24T11:31:16.670Z", "answer": 31185 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": 1.15, "mid": 4.18, "hi": 6.61 }
827c24
nt_sum_divisors_mod_v1_1742523217_5178
Let $n$ be the sum of all real solutions $x$ to the equation $x^2 - 840x + 45356 = 0$. Let $\sigma$ be the sum of all positive divisors of $n$. Compute the remainder when $\sigma$ is divided by $11093$.
2,880
graphs = [ Graph( let={ "n": SumOverSet(set=SolutionsSet(var=Var("x"), condition=Eq(Sum(Pow(Var("x"), Const(2)), Mul(Const(-840), Var("x")), Const(45356)), Const(0)))), "M": Const(11093), "sigma": SumDivisors(n=Ref("n")), "result": Mod(value=Ref("sigma"), modu...
NT
null
COMPUTE
sympy
VIETA_SUM
[ "VIETA_SUM" ]
b33a7a
nt_sum_divisors_mod_v1
null
4
0
[ "VIETA_SUM" ]
1
0.001
2026-02-08T10:50:55.999262Z
{ "verified": true, "answer": 2880, "timestamp": "2026-02-08T10:50:56.000311Z" }
5f3fcc
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 109, "completion_tokens": 1173 }, "timestamp": "2026-02-14T09:01:45.802Z", "answer": 2880 }, {...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "VIETA_SUM", "status": "ok" } ...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
7bb9dc
nt_count_divisors_in_range_v1_238844314_1085
Let $a = 2$ and $b$ be the number of positive integers $j$ such that $1 \leq j \leq 87$ and $j^4 \leq 57289761$. Let $n = 1260$. Define $r$ as the number of positive divisors $d$ of $n$ such that $a \leq d \leq b$. Compute the remainder when $34385 \cdot r$ is divided by $56936$.
28,136
graphs = [ Graph( let={ "_n": Const(56936), "n": Const(1260), "a": Const(2), "b": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(1)), Leq(Var("j"), Const(87)), Leq(Pow(Var("j"), Const(4)), Const(57289761))), domain='positive_inte...
NT
null
COUNT
sympy
C3
[ "C3" ]
8a214c
nt_count_divisors_in_range_v1
null
4
0
[ "C3" ]
1
0.004
2026-02-08T13:54:33.244139Z
{ "verified": true, "answer": 28136, "timestamp": "2026-02-08T13:54:33.248471Z" }
0d9e1e
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": 1879 }, "timestamp": "2026-02-15T22:49:03.398Z", "answer": 28136 }, ...
1
[ { "lemma": "C3", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" } ]
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
41ae71
alg_qf_psd_min_v1_1218484723_3026
Let $B = \left|\{ v : v \geq 2, v \leq 18277, \text{ there exist integers } a, b \text{ with } 1 \leq a \leq 26, 1 \leq b \leq 26 \text{ such that } -52ab + 29b^2 + 25a^2 = v \}\right|$. Find the minimum value of $118970a^2 - 47588ab + 23794b^2$ over all positive integers $a, b$ with $1 \leq a \leq 500$ and $1 \leq b \...
95,176
graphs = [ Graph( let={ "_n": Const(500), "result": MinOverSet(set=MapOverSet(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"), CountOverSet(set=SolutionsSet(var=Var("v"),...
ALG
null
COMPUTE
sympy
QF_PSD_DISTINCT
[ "QF_PSD_DISTINCT" ]
a8f9cb
alg_qf_psd_min_v1
null
6
0
[ "QF_PSD_DISTINCT" ]
1
0.834
2026-02-25T04:47:06.966723Z
{ "verified": true, "answer": 95176, "timestamp": "2026-02-25T04:47:07.800274Z" }
48cc44
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 259, "completion_tokens": 6974 }, "timestamp": "2026-03-29T07:56:40.206Z", "answer": 95176 }, { "...
1
[ { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_DISTINCT", "status": "ok" } ]
{ "lo": -2.45, "mid": 1.37, "hi": 5.29 }
e300f8
modular_modexp_compute_v1_655260480_977
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 3844$. Let $\sigma$ be the minimum value of $x + y$ over all pairs $(x, y) \in S$. Compute \[ \sum_{k=1}^{\sigma} \varphi(k) \left\lfloor \frac{124}{k} \right\rfloor, \] where $\varphi(k)$ denotes Euler's totient function. Raise $43$ ...
3,349
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(3844)))), expr=Sum(Var("x"), Var("y")))), "a": Const(43), ...
NT
null
COMPUTE
sympy
B3
[ "B3/K2" ]
9f3175
modular_modexp_compute_v1
null
6
0
[ "B3", "K2" ]
2
0.002
2026-02-08T15:49:58.748382Z
{ "verified": true, "answer": 3349, "timestamp": "2026-02-08T15:49:58.750554Z" }
ab865d
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 166, "completion_tokens": 3957 }, "timestamp": "2026-02-16T15:09:10.688Z", "answer": 3349 }, {...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K2", "status": "ok_later" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "l...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
927331_n
alg_sum_ap_v1_1419126231_255
A music festival schedules performances over two stages, X1 and X2. Each day, both stages host exactly one show, and each show lasts an odd number of minutes. The total daily runtime across both stages is 16868 minutes. How many distinct daily schedules are possible if each stage's show length is a positive odd integer...
6,548
ALG
null
COMPUTE
sympy
COMB1
[ "COMB1" ]
567f58
alg_sum_ap_v1
null
4
null
[ "COMB1" ]
1
0.005
2026-02-25T09:48:19.472900Z
null
63b7de
927331
narrative
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 234, "completion_tokens": 723 }, "timestamp": "2026-03-31T03:21:24.046Z", "answer": 6548 }, { "id...
2
[ { "lemma": "COMB1", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": -10, "mid": -5.89, "hi": -1.79 }
b7c424
algebra_quadratic_discriminant_v1_1978505735_1957
Let $b = \sum_{k=1}^{5} \phi(k) \left\lfloor \frac{5}{k} \right\rfloor$, where $\phi$ denotes Euler's totient function. Define $$ \text{result} = b^2 - 4(-1)(-54). $$ Compute the remainder when $19329 \cdot \text{result}$ is divided by $78325$.
17,311
graphs = [ Graph( let={ "_n": Const(5), "a": Const(-1), "b": Summation(var="k", start=Const(1), end=Const(5), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Ref("_n"), Var("k"))))), "c": Const(-54), "result": Sub(Pow(Ref("b"), Const(2)), Mul(Const(4), Re...
NT
null
COMPUTE
sympy
K2
[ "K2" ]
6897ab
algebra_quadratic_discriminant_v1
null
4
0
[ "K2" ]
1
0.002
2026-02-08T16:34:29.326416Z
{ "verified": true, "answer": 17311, "timestamp": "2026-02-08T16:34:29.328832Z" }
104433
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": 728 }, "timestamp": "2026-02-17T07:13:29.412Z", "answer": 17311 }, {...
1
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" }...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
2ff5f9
nt_min_phi_inverse_v1_1915831931_291
Let $n = 3$. Define $\mathcal{S}$ as the set of all positive integers $j$ such that $1 \le j \le 10$ and $j^n \le 1000$. Let $U$ be the number of elements in $\mathcal{S}$. Determine the value of $Q$, where $Q$ is the smallest positive integer $n$ such that $1 \le n \le U$ and $\phi(n) = 1$, and then take $Q$ to be the...
4
graphs = [ Graph( let={ "_n": Const(3), "upper": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(1)), Leq(Var("j"), Const(10)), Leq(Pow(Var("j"), Ref("_n")), Const(1000))), domain='positive_integers')), "k": Const(1), "result": Mi...
NT
null
EXTREMUM
sympy
K2
[ "C3" ]
8a214c
nt_min_phi_inverse_v1
null
6
0
[ "C3", "K2" ]
2
0.058
2026-02-08T15:19:39.046435Z
{ "verified": true, "answer": 4, "timestamp": "2026-02-08T15:19:39.104281Z" }
2dc0d5
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 165, "completion_tokens": 1203 }, "timestamp": "2026-02-16T04:08:27.396Z", "answer": 4 }, { ...
1
[ { "lemma": "C3", "status": "ok" }, { "lemma": "K18", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
7c1390
comb_factorial_compute_v1_124444284_609
Let $T$ be the set of all integers $t$ with $29 \le t \le 43$ that can be expressed as $4a + 6b + 19$ for some integers $a, b$ satisfying $1 \le a \le 3$ and $1 \le b \le 2$. Let $m = |T|$. Let $P$ be the set of all ordered pairs $(x, y)$ of positive integers such that $x + y = m$. Define $n$ to be the largest prime nu...
12,916
graphs = [ Graph( let={ "_m": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=3)), Geq(left=Var(name='b'), right=Const(value=...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM/B1/MAX_PRIME_BELOW" ]
c219ab
comb_factorial_compute_v1
null
5
0
[ "B1", "LIN_FORM", "MAX_PRIME_BELOW" ]
3
0.003
2026-02-08T03:24:03.178715Z
{ "verified": true, "answer": 12916, "timestamp": "2026-02-08T03:24:03.181597Z" }
ef0bcf
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 254, "completion_tokens": 994 }, "timestamp": "2026-02-09T19:44:59.711Z", "answer": 12916 }, { "i...
1
[ { "lemma": "B1", "status": "ok_later" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" }, { "lemma": "MOD_MUL", "st...
{ "lo": -7.01, "mid": -4.68, "hi": -2.15 }
899842
antilemma_k3_v1_124444284_6959
Let $n = 81097$. Compute the sum of $\phi(d)$ over all positive divisors $d$ of $n$, where $\phi$ denotes Euler's totient function.
81,097
graphs = [ Graph( let={ "_n": Const(81097), "x": SumOverDivisors(n=Ref(name='_n'), var='d', expr=EulerPhi(n=Var(name='d'))), }, goal=Ref("x"), ) ]
NT
COMB
COMPUTE
sympy
K3
[ "K3" ]
54c41e
antilemma_k3_v1
null
3
0
[ "K3" ]
1
0
2026-02-08T08:44:00.555612Z
{ "verified": true, "answer": 81097, "timestamp": "2026-02-08T08:44:00.556068Z" }
f93f54
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 100, "completion_tokens": 351 }, "timestamp": "2026-02-15T20:21:18.015Z", "answer": 81097 }, { "id": 11, ...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -7.01, "mid": -4.68, "hi": -2.15 }
b0cd4d
nt_count_divisible_v1_1918700295_2577
Let $d_0$ be the greatest common divisor of $7$ and the minimum divisor $d$ of $6125$ such that $d \geq 2$. Let $s$ be the sum of $\mu(d)$ over all positive divisors $d$ of $d_0$, where $\mu$ is the M\"obius function. Determine the number of positive integers $n$ such that $n \leq 46665$, $n \geq s$, and $n$ is divisib...
5,833
graphs = [ Graph( let={ "upper": Const(46665), "divisor": Const(8), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), SumOverDivisors(n=GCD(a=MinOverSet(set=SolutionsSet(var=Var(name='d'), condition=And(Geq(left=Var(name='d'), right=Const(v...
NT
null
COUNT
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR/MOBIUS_COPRIME" ]
60ba20
nt_count_divisible_v1
null
5
0
[ "MIN_PRIME_FACTOR", "MOBIUS_COPRIME" ]
2
8.073
2026-02-08T07:59:58.135444Z
{ "verified": true, "answer": 5833, "timestamp": "2026-02-08T08:00:06.208484Z" }
ba1804
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 218, "completion_tokens": 469 }, "timestamp": "2026-02-20T09:24:20.354Z", "answer": 5833 } ]
2
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "...
{ "lo": -10, "mid": -6.47, "hi": -2.95 }
8b9353
comb_count_permutations_fixed_v1_1978505735_6249
Let $k$ be the number of nonnegative integers $j$ such that $0 \le j \le 4608$ and $\binom{4608}{j}$ is odd. Compute the value of $\binom{9}{k} \cdot !(9 - k)$, where $!m$ denotes the number of derangements of $m$ elements.
5,544
graphs = [ Graph( let={ "_n": Const(4608), "n": Const(9), "k": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Const(4608)), Eq(Mod(value=Binom(n=Ref("_n"), k=Var("j")), modulus=Const(2)), Const(1))), domain='nonnegative_in...
COMB
null
COUNT
sympy
V8
[ "V8" ]
86348e
comb_count_permutations_fixed_v1
null
6
0
[ "V8" ]
1
0.002
2026-02-08T19:32:01.958846Z
{ "verified": true, "answer": 5544, "timestamp": "2026-02-08T19:32:01.960852Z" }
aab3f6
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": 1997 }, "timestamp": "2026-02-18T22:32:38.740Z", "answer": 5544 }, {...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "V8", "status": "ok" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -3.12, "mid": 1.47, "hi": 6.57 }
589f99
diophantine_product_count_v1_1439011603_876
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 396900$. Define $k$ to be the minimum value of $x + y$ over all such pairs. Let $p_{\text{max}}$ be the largest prime number less than or equal to $122$. Compute the number of positive integers $x_1$ such that $1 \leq x_1 \leq p_{\tex...
18
graphs = [ Graph( let={ "_n": Const(122), "k": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(396900)))), expr=Sum(Var("x"), Var("y"))))...
NT
null
COUNT
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW", "B3" ]
78ed98
diophantine_product_count_v1
null
6
0
[ "B3", "MAX_PRIME_BELOW" ]
2
0.013
2026-02-08T15:47:15.820537Z
{ "verified": true, "answer": 18, "timestamp": "2026-02-08T15:47:15.833079Z" }
2ac094
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 172, "completion_tokens": 2605 }, "timestamp": "2026-02-16T14:06:03.362Z", "answer": 18 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "K17", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "V1", "status": "no" }, { "lemma":...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
7a16d0
antilemma_cartesian_v1_124444284_9335
Compute the number of ordered pairs $(a, b)$ such that $a$ is an integer satisfying $1 \leq a \leq 19$ and $b$ is an integer satisfying $1 \leq b \leq 32$.
608
graphs = [ Graph( let={ "x": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(19)), right=IntegerRange(start=Const(1), end=Const(32)))), }, goal=Ref("x"), ) ]
COMB
GEOM
COMPUTE
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN" ]
409d7d
antilemma_cartesian_v1
null
2
0
[ "COUNT_CARTESIAN" ]
1
0
2026-02-08T12:25:00.279846Z
{ "verified": true, "answer": 608, "timestamp": "2026-02-08T12:25:00.280277Z" }
00e40f
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 162, "completion_tokens": 138 }, "timestamp": "2026-02-24T15:38:16.424Z", "answer": 608 }, { "id"...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SUM", "status"...
{ "lo": -9.23, "mid": -6.18, "hi": -4.06 }
e276cc
comb_sum_binomial_row_v1_124444284_4205
Let $ p $ and $ q $ be positive integers. Define $ a $ to be the number of ordered pairs $ (p, q) $ such that $ p \cdot q = 6 $, $ \gcd(p, q) = 1 $, and $ p < q $. Define $ b $ to be the number of ordered pairs $ (p, q) $ such that $ p \cdot q = 2037420 $, $ \gcd(p, q) = 1 $, and $ p < q $. Let $ r = |a^b| $. Compute t...
660
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=6)), Eq(left=GCD(a=Var(name='p'), b=Var(name='q')), right=Const(value=1)), L...
NT
null
SUM
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS/COPRIME_PAIRS" ]
3bbd71
comb_sum_binomial_row_v1
null
6
0
[ "COPRIME_PAIRS" ]
1
0.002
2026-02-08T05:51:11.395436Z
{ "verified": true, "answer": 660, "timestamp": "2026-02-08T05:51:11.397424Z" }
8cefd2
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": 2677 }, "timestamp": "2026-02-12T15:29:33.961Z", "answer": 660 }, { ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "V8", "status": "...
{ "lo": -3.51, "mid": 1.33, "hi": 6.56 }
fc2c34
nt_sum_divisors_mod_v1_1915831931_1699
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 6350400$. Let $n$ be the minimum value of $x + y$ as $(x, y)$ ranges over $S$. Let $\sigma(n)$ denote the sum of all positive divisors of $n$. Compute the remainder when $\sigma(n)$ is divided by $11597$, and then compute the remainde...
7,747
graphs = [ Graph( let={ "_n": Const(72382), "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(6350400)))), expr=Sum(Var("x"), Var("y")...
NT
null
COMPUTE
sympy
B3
[ "B3" ]
0cd20d
nt_sum_divisors_mod_v1
null
4
0
[ "B3" ]
1
0.008
2026-02-08T16:23:33.522802Z
{ "verified": true, "answer": 7747, "timestamp": "2026-02-08T16:23:33.530473Z" }
fb146e
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": 1830 }, "timestamp": "2026-02-17T02:09:20.936Z", "answer": 7747 }, {...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
c6cd9d
nt_sum_over_divisible_v1_168721529_442
Let $t$ be an integer. Determine the number of integers $t$ such that $22 \leq t \leq 70$ and there exist positive integers $a$ and $b$ with $1 \leq a \leq 5$, $1 \leq b \leq 4$, and $t = 6a + 8b + 8$. Call this number $d$. Let $S$ be the set of all positive integers $n$ such that $1 \leq n \leq 50000$ and $n$ is divi...
11,098
graphs = [ Graph( let={ "upper": Const(50000), "divisor": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=5)), Ge...
NT
null
SUM
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
nt_sum_over_divisible_v1
null
6
0
[ "LIN_FORM" ]
1
4.447
2026-02-08T13:03:22.481468Z
{ "verified": true, "answer": 11098, "timestamp": "2026-02-08T13:03:26.928280Z" }
10bdec
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 271, "completion_tokens": 6297 }, "timestamp": "2026-02-09T05:02:00.321Z", "answer": 11098 }, { "...
1
[ { "lemma": "K16", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" } ]
{ "lo": -2.02, "mid": 1.85, "hi": 5.2 }
24c316
nt_sum_over_divisible_v1_717093673_1436
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 16000000$. Let $u$ be the minimum value of $x + y$ as $(x, y)$ ranges over $S$. Let $R$ be the sum of all positive integers $n \leq u$ that are divisible by $82$. Let $P$ be the number of ordered pairs $(p, q)$ of positive integers su...
52,988
graphs = [ Graph( let={ "_n": Const(16), "upper": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(16000000)))), expr=Sum(Var("x"), Var("y...
NT
null
SUM
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS", "B3" ]
e09b60
nt_sum_over_divisible_v1
mod_exp
5
0
[ "B3", "COPRIME_PAIRS" ]
2
0.285
2026-02-08T16:04:59.149010Z
{ "verified": true, "answer": 52988, "timestamp": "2026-02-08T16:04:59.434044Z" }
e68104
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 208, "completion_tokens": 2635 }, "timestamp": "2026-02-16T20:42:00.916Z", "answer": 52988 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
fe3ca3
antilemma_v8_lucas_677425708_1577
Let $n = 23807$. Determine the value of the number of nonnegative integers $j$ such that $0 \leq j \leq n$ and $\binom{n}{j} \equiv 1 \pmod{2}$.
4,096
graphs = [ Graph( let={ "_n": Const(23807), "x": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Ref("_n")), Eq(Mod(value=Binom(n=Const(23807), k=Var("j")), modulus=Const(2)), Const(1))), domain='nonnegative_integers')), }, ...
NT
COMB
COMPUTE
sympy
V8
[ "V8" ]
86348e
antilemma_v8_lucas
null
4
0
[ "V8" ]
1
0.001
2026-02-08T04:17:21.680377Z
{ "verified": true, "answer": 4096, "timestamp": "2026-02-08T04:17:21.681692Z" }
6330ba
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 165, "completion_tokens": 1658 }, "timestamp": "2026-02-09T21:42:24.059Z", "answer": 4096 }, { "i...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V8", "status": "ok" } ]
{ "lo": -6.5, "mid": -0.2, "hi": 6.11 }
647781
algebra_quadratic_discriminant_v1_397696148_681
Let $a = 2$ and $b = -20$. Let $c$ be the minimum value of $x + y$ where $x$ and $y$ are positive integers such that $xy = 441$. Define $D = b^2 - 4ac$. Let $\alpha = 1$ if $D > 0$, and $0$ otherwise. Let $\beta = 1$ if $D = 0$, and $0$ otherwise. Define $\text{result} = 2\alpha + \beta$. Let $Q = 34225 - \text{result}...
34,223
graphs = [ Graph( let={ "a": Const(2), "b": Const(-20), "c": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(441)))), expr=Su...
NT
null
COMPUTE
sympy
B3
[ "B3" ]
0cd20d
algebra_quadratic_discriminant_v1
null
5
0
[ "B3" ]
1
0.003
2026-02-08T11:41:07.642448Z
{ "verified": true, "answer": 34223, "timestamp": "2026-02-08T11:41:07.645237Z" }
073178
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 193, "completion_tokens": 309 }, "timestamp": "2026-02-16T03:09:52.552Z", "answer": 34223 }, { "id": 11, ...
2
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no"...
{ "lo": -9.12, "mid": -6.02, "hi": -3.62 }
4d931d
antilemma_cartesian_v1_1820931509_120
Let $x$ be the number of ordered pairs $(a,b)$ where $a$ is an integer from 1 to 17, inclusive, and $b$ is an integer from 1 to 25, inclusive. Define $$ S = \sum_{i=0}^{d-1} \left( \text{the } i\text{-th digit of } |x| \right) \cdot (i+1)^2, $$ where $d$ is the number of digits in $|x|$, and digit positions are indexed...
5,089
graphs = [ Graph( let={ "_n": Const(2), "x": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(17)), right=IntegerRange(start=Const(1), end=Const(25)))), "Q": Sum(Summation(var="i", start=Const(0), end=Sub(NumDigits(x=Abs(arg=Ref(name='x')), ba...
COMB
GEOM
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM", "COUNT_CARTESIAN", "ONE_FACTORIAL_0" ]
b51a54
antilemma_cartesian_v1
digits_weighted_mod
5
0
[ "COUNT_CARTESIAN", "LIN_FORM", "ONE_FACTORIAL_0" ]
3
0.004
2026-02-08T11:22:05.244473Z
{ "verified": true, "answer": 5089, "timestamp": "2026-02-08T11:22:05.248026Z" }
e9665b
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 322, "completion_tokens": 4722 }, "timestamp": "2026-02-24T13:39:13.141Z", "answer": 5089 }, { "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": "LIN_FORM", "status": "ok" }, { "lemma": ...
{ "lo": -3.84, "mid": -1.67, "hi": 1.32 }
8042ca
geo_visible_lattice_v1_124444284_3518
Let $n = 77$. Define $L$ to be the number of visible lattice points $(x, y)$ such that $1 \leq x, y \leq n$ and $\gcd(x, y) = 1$. Compute the remainder when $68940 \cdot L$ is divided by $64603$.
58,696
graphs = [ Graph( let={ "n": Const(77), "result": VisibleLatticePoints(n=Ref(name='n')), "Q": Mod(value=Mul(Const(68940), Ref("result")), modulus=Const(64603)), }, goal=Ref("Q"), ) ]
GEOM
null
COUNT
sympy
[]
geo_visible_lattice_v1
null
4
0
null
null
0.426
2026-02-08T05:26:09.210959Z
{ "verified": true, "answer": 58696, "timestamp": "2026-02-08T05:26:09.637308Z" }
53cce3
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 180, "completion_tokens": 6067 }, "timestamp": "2026-02-24T03:35:24.884Z", "answer": 58696 }, { "...
1
[]
{ "lo": -0.06, "mid": 2.89, "hi": 5.27 }
e0416b
diophantine_fbi2_min_v1_1978505735_2760
Let $k = 77$ and let $u$ be the number of positive integers $n$ such that $1 \le n \le 217$ and $\gcd(n, 20) = 1$. Let $r$ be the smallest integer $d$ such that $4 \le d \le u$, $d$ divides $k$, and $k/d \ge 4$. Define $$ Q = (61107 \cdot r) \mod 98182. $$ Compute $Q$.
35,021
graphs = [ Graph( let={ "_n": Const(4), "k": Const(77), "upper": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(217)), Eq(GCD(a=Var("n"), b=Const(20)), Const(1))))), "result": MinOverSet(set=SolutionsSet(...
NT
null
EXTREMUM
sympy
C4
[ "C4" ]
08d162
diophantine_fbi2_min_v1
null
5
0
[ "C4" ]
1
0.009
2026-02-08T17:09:31.300789Z
{ "verified": true, "answer": 35021, "timestamp": "2026-02-08T17:09:31.309913Z" }
68d906
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 153, "completion_tokens": 818 }, "timestamp": "2026-02-17T20:14:35.345Z", "answer": 35021 }, {...
1
[ { "lemma": "C4", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
32fa7c
antilemma_k3_v1_1520064083_1250
Let $n = 33647$. Compute the sum of Euler's totient function $\phi(d)$ over all positive divisors $d$ of $n$. Let this sum be $x$. Find the remainder when $17956 - x$ is divided by $91619$.
75,928
graphs = [ Graph( let={ "_n": Const(33647), "x": SumOverDivisors(n=Ref(name='_n'), var='d', expr=EulerPhi(n=Var(name='d'))), "Q": Mod(value=Sub(Const(17956), Ref("x")), modulus=Const(91619)), }, goal=Ref("Q"), ) ]
NT
COMB
COMPUTE
sympy
K3
[ "K3" ]
54c41e
antilemma_k3_v1
null
4
0
[ "K3" ]
1
0.001
2026-02-08T03:53:23.209718Z
{ "verified": true, "answer": 75928, "timestamp": "2026-02-08T03:53:23.210255Z" }
c0bde2
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 167, "completion_tokens": 341 }, "timestamp": "2026-02-10T16:05:05.151Z", "answer": 75928 }, { "i...
1
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -7.01, "mid": -4.68, "hi": -2.15 }