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40d65a
comb_count_permutations_fixed_v1_1431428450_430
Let $n = 6$. Let $s$ be the sum $\sum_{k=1}^{4} k$. Let $T$ be the set of all positive integers $p$ for which there exists a positive integer $q$ such that $pq = 216$, $\gcd(p,q) = 1$, and $p < q$. Let $c$ be the number of elements in $T$. Let $P$ be the set of all ordered pairs $(x,y)$ of positive integers such that $...
240
graphs = [ Graph( let={ "_n": Const(6), "n": Summation(var="k", start=Const(1), end=Const(4), expr=Var("k")), "k": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p'))...
NT
COMB
COUNT
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS/MAX_PRIME_BELOW", "B1/MAX_PRIME_BELOW", "SUM_ARITHMETIC" ]
4a4632
comb_count_permutations_fixed_v1
null
6
0
[ "B1", "COPRIME_PAIRS", "MAX_PRIME_BELOW", "SUM_ARITHMETIC" ]
4
0.007
2026-02-08T13:27:27.074419Z
{ "verified": true, "answer": 240, "timestamp": "2026-02-08T13:27:27.081831Z" }
a91954
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 232, "completion_tokens": 1280 }, "timestamp": "2026-02-15T15:11:19.767Z", "answer": 240 }, { ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_l...
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
0a2637
antilemma_k3_v1_48377204_2306
Let $x = \sum_{d \mid 87676} \phi(d)$, where $\phi$ denotes Euler's totient function. Compute the remainder when $$ x^2 + 7x + 200 $$ is divided by $53241$.
13,954
graphs = [ Graph( let={ "x": SumOverDivisors(n=Const(value=87676), var='d', expr=EulerPhi(n=Var(name='d'))), "_c": Const(200), "Q": Mod(value=Sum(Pow(Ref("x"), Const(2)), Mul(Const(7), Ref("x")), Ref("_c")), modulus=Const(53241)), }, goal=Ref("Q"), ) ]
NT
COMB
COMPUTE
sympy
K13
[ "K3" ]
54c41e
antilemma_k3_v1
null
3
0
[ "K13", "K3" ]
2
0.003
2026-02-08T16:43:17.344610Z
{ "verified": true, "answer": 13954, "timestamp": "2026-02-08T16:43:17.347185Z" }
bc220c
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 100, "completion_tokens": 1753 }, "timestamp": "2026-02-17T10:14:24.007Z", "answer": 13954 }, ...
1
[ { "lemma": "K3", "status": "ok" }, { "lemma": "K5", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
973d42
nt_min_coprime_above_v1_1520064083_7986
Let $s$ be the sum of all real solutions to the equation $x^2 - 2x - 5475 = 0$. Let $t$ be the number of integers $\tau$ such that $37 \leq \tau \leq 1501$ and $\tau = 6a + 15b + 16$ for some positive integers $a \leq 195$ and $b \leq 21$. Let $m$ be the largest prime number $n$ satisfying $s \leq n \leq t$. Let $r$ be...
35,181
graphs = [ Graph( let={ "_n": Const(44121), "start": Const(14884), "upper": Const(15373), "modulus": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), SumOverSet(set=SolutionsSet(var=Var("x"), condition=Eq(Sum(Pow(Var("x"), Const(2)), Mul(C...
NT
null
EXTREMUM
sympy
VIETA_SUM
[ "VIETA_SUM/MAX_PRIME_BELOW", "LIN_FORM/MAX_PRIME_BELOW" ]
b4b3ac
nt_min_coprime_above_v1
null
6
0
[ "LIN_FORM", "MAX_PRIME_BELOW", "VIETA_SUM" ]
3
0.123
2026-02-08T09:26:57.575303Z
{ "verified": true, "answer": 35181, "timestamp": "2026-02-08T09:26:57.698454Z" }
134790
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": 3697 }, "timestamp": "2026-02-14T05:57:45.527Z", "answer": 35181 }, ...
1
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" },...
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
708867_n
sequence_fibonacci_compute_v1_601307018_11089
A music app generates playlists based on a seed number $M = \sum_{k=1}^{5} \varphi(k) \cdot \left\lfloor \frac{5}{k} \right\rfloor$. A user selects a favorite number $n_1$ from $1$ to $37$ that is coprime to $M$. Let $n$ be how many such favorite numbers exist. The app then plays $F_n$ songs, where $F_n$ is the $n$-th ...
6,765
graphs = [ Graph( let={ "_m": Const(5), "_n": Summation(var="k", start=Const(1), end=Ref("_m"), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Const(5), Var("k"))))), "n": CountOverSet(set=SolutionsSet(var=Var("n1"), condition=And(Geq(Var("n1"), Const(1)), Leq(Var("n1"), Const(...
NT
null
COMPUTE
sympy
K2
[ "K2/C4" ]
87860b
sequence_fibonacci_compute_v1
null
4
null
[ "C4", "K2" ]
2
0.317
2026-03-10T11:31:57.720083Z
null
256c8d
708867
narrative
CC BY 4.0
[ { "id": 36, "model": "qwen2.5:3b-32k", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 176, "completion_tokens": 1208 }, "timestamp": "2026-04-23T14:51:56.879Z", "answer": 6765 } ]
2
[ { "lemma": "C4", "status": "ok_later" }, { "lemma": "K17", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "l...
{ "lo": -10, "mid": -5.89, "hi": -1.79 }
6f181d
nt_count_divisible_and_v1_1470522791_1915
Let $S$ be the set of all ordered pairs of positive integers $(x, y)$ such that $x + y = 10$. Define $n_0$ to be the maximum value of $xy$ as $(x, y)$ ranges over $S$. Let $d_1$ be the minimum value of $x + y$ as $(x, y)$ ranges over all ordered pairs of positive integers such that $xy = n_0$. Let $d_2 = \sum_{k=1}^{5}...
1,452
graphs = [ Graph( let={ "_m": Const(5), "_n": MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Sum(Var("x"), Var("y")), Const(10)))), expr=Mul(Var("x"), Var("y")))), ...
NT
null
COUNT
sympy
B1
[ "B1/B3", "K2" ]
dd6f52
nt_count_divisible_and_v1
null
6
0
[ "B1", "B3", "K2" ]
3
1.751
2026-02-08T14:06:32.741706Z
{ "verified": true, "answer": 1452, "timestamp": "2026-02-08T14:06:34.492212Z" }
25e785
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 242, "completion_tokens": 549 }, "timestamp": "2026-02-16T05:13:46.389Z", "answer": 93 }, { "id": 11, ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "B3", "status": "ok_later" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" },...
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
cbcedd
sequence_fibonacci_compute_v1_601307018_10768
Let $F_n$ denote the $n$-th Fibonacci number. Find $F_n$, where $n$ is the number of ordered pairs $(a, b)$ of positive integers with $1 \le a, b \le 25$ satisfying $5b^2 + 10ab + 5a^2 = 2645$.
17,711
graphs = [ Graph( let={ "_n": Const(25), "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Ref("_n")), Geq(Var("b"), Const(1)), Leq(Var("b"), Const(25)), Eq(Sum(Mul(Const(5), Pow(Var("b"), Const(2))), Mul...
ALG
null
COMPUTE
sympy
QF_PSD_COUNT
[ "QF_PSD_COUNT" ]
09ce67
sequence_fibonacci_compute_v1
null
3
0
[ "QF_PSD_COUNT" ]
1
0.002
2026-03-10T11:13:50.263456Z
{ "verified": true, "answer": 17711, "timestamp": "2026-03-10T11:13:50.265454Z" }
1a59d2
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 182, "completion_tokens": 850 }, "timestamp": "2026-04-19T14:41:03.532Z", "answer": 17711 }, { "...
1
[ { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT", "status": "ok" } ]
{ "lo": -5.34, "mid": 1.1, "hi": 7.53 }
1b8e0d
lin_form_endings_v1_677425708_3338
Let $T$ be the set of all integers $t$ such that $59 \leq t \leq 1559$ and there exist positive integers $a$ and $b$ with $1 \leq a \leq 13$, $1 \leq b \leq 37$, and $t = 20a + 35b + 4$. Let $r$ be the number of elements in $T$. Compute the remainder when $19442 \cdot r$ is divided by $54798$.
22,286
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=13)), Geq(left=Var(name='b'), right=...
COMB
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
lin_form_endings_v1
null
5
null
[ "LIN_FORM" ]
1
0.002
2026-02-08T05:40:19.520632Z
{ "verified": true, "answer": 22286, "timestamp": "2026-02-08T05:40:19.522774Z" }
de9849
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 222, "completion_tokens": 4725 }, "timestamp": "2026-02-24T04:13:50.685Z", "answer": 22286 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "st...
{ "lo": 3.43, "mid": 5.73, "hi": 8.84 }
ffaddf
comb_count_partitions_v1_655260480_1326
Let $n$ be the minimum value of $x + y$ over all ordered pairs $(x, y)$ of positive integers such that $xy = k$, where $k$ is the number of integers $t$ in the range $23 \leq t \leq 1478$ for which there exist positive integers $a \leq 215$ and $b \leq 20$ satisfying $t = 6a + 9b + 8$. Compute the number of integer par...
75,175
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=215)), Geq(left=Var(name='b'), right=Const(valu...
COMB
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM/B3" ]
05313e
comb_count_partitions_v1
null
6
0
[ "B3", "LIN_FORM" ]
2
0.003
2026-02-08T16:04:13.956924Z
{ "verified": true, "answer": 75175, "timestamp": "2026-02-08T16:04:13.960382Z" }
12279a
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 219, "completion_tokens": 7125 }, "timestamp": "2026-02-24T19:46:27.118Z", "answer": 1007460880 }, ...
1
[ { "lemma": "B3", "status": "ok_later" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", "...
{ "lo": 1.98, "mid": 5.23, "hi": 8.52 }
bea257
diophantine_product_count_v1_349078426_1675
Let $k = 180$ and let $\text{result}$ be the number of positive integers $x \leq 103$ such that $x$ divides $k$ and $\frac{k}{x} \leq 103$. Let $c$ be the number of positive integers $n \leq 54257$ such that $7$ divides $n$ and $\gcd(n, 12) = 1$. Define $Q = c - \text{result}$. Find the value of $Q$.
2,568
graphs = [ Graph( let={ "k": Const(180), "upper": Const(103), "result": CountOverSet(set=SolutionsSet(var=Var("x"), condition=And(Geq(Var("x"), Const(1)), Leq(Var("x"), Ref("upper")), Divides(divisor=Var("x"), dividend=Ref("k")), Leq(Div(Ref("k"), Var("x")), Ref("upper"))...
NT
null
COUNT
sympy
C5
[ "C5" ]
92f7e3
diophantine_product_count_v1
negation_mod
4
0
[ "C5" ]
1
0.007
2026-02-08T13:50:51.396983Z
{ "verified": true, "answer": 2568, "timestamp": "2026-02-08T13:50:51.403910Z" }
46e8ec
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": 1989 }, "timestamp": "2026-02-15T20:51:00.983Z", "answer": 2568 }, {...
1
[ { "lemma": "C5", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
b88380
modular_mod_compute_v1_784195855_5285
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 144$. Define $a$ to be the minimum value of $x + y$ over all such pairs. Compute the remainder when $a$ is divided by $1156$.
24
graphs = [ Graph( let={ "a": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(144)))), expr=Sum(Var("x"), Var("y")))), "m": Const(1156), ...
NT
null
COMPUTE
sympy
COUNT_COPRIME_GRID
[ "B3" ]
0cd20d
modular_mod_compute_v1
null
4
0
[ "B3", "COUNT_COPRIME_GRID" ]
2
0.005
2026-02-08T07:49:09.395477Z
{ "verified": true, "answer": 24, "timestamp": "2026-02-08T07:49:09.400582Z" }
a62814
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 108, "completion_tokens": 406 }, "timestamp": "2026-02-13T12:30:20.820Z", "answer": 24 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "K14", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no...
{ "lo": -7.01, "mid": -4.68, "hi": -2.15 }
df5468
algebra_quadratic_discriminant_v1_865884756_2852
Let $a = 1$, $b = 7$, and let $c$ be the minimum value of $x + y$ over all ordered pairs $(x, y)$ of positive integers such that $xy = 36$. Define $\Delta = b^2 - 4ac$. Compute $64516 - \Delta$.
64,515
graphs = [ Graph( let={ "a": Const(1), "b": Const(7), "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(36)))), expr=Sum(V...
NT
null
COMPUTE
sympy
B3
[ "B3" ]
0cd20d
algebra_quadratic_discriminant_v1
null
3
0
[ "B3" ]
1
0.004
2026-02-08T16:58:56.556237Z
{ "verified": true, "answer": 64515, "timestamp": "2026-02-08T16:58:56.559790Z" }
1871dc
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 115, "completion_tokens": 408 }, "timestamp": "2026-02-17T16:15:45.089Z", "answer": 64515 }, {...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "V7", "status": "n...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
44ec83
diophantine_fbi2_count_v1_717093673_2774
Let $k = 1260$. Determine the number of integers $d$ such that $2 \leq d \leq 200$, $d$ divides $k$, and $2 \leq \frac{k}{d} \leq 200$.
24
graphs = [ Graph( let={ "k": Const(1260), "a": Const(1), "b": Const(1), "upper": Const(199), "result": CountOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(2)), Leq(Var("d"), Const(200)), Divides(divisor=Var("d"), dividend=...
NT
null
COUNT
sympy
B3
[ "LIN_FORM" ]
7b2633
diophantine_fbi2_count_v1
null
3
0
[ "B3", "LIN_FORM" ]
2
0.101
2026-02-08T17:09:49.469240Z
{ "verified": true, "answer": 24, "timestamp": "2026-02-08T17:09:49.570336Z" }
9762cf
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 98, "completion_tokens": 2516 }, "timestamp": "2026-02-17T21:48:12.448Z", "answer": 24 }, { ...
1
[ { "lemma": "DS2", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
252b06
geo_visible_lattice_v1_168721529_276
Let $n = 99$. Define $L$ to be the number of visible lattice points $(x,y)$ such that $1 \leq x, y \leq n$, where a point $(x,y)$ is visible if $\gcd(x,y) = 1$. Compute the remainder when $44121 \cdot L$ is divided by $53645$.
28,547
graphs = [ Graph( let={ "n": Const(99), "result": VisibleLatticePoints(n=Ref(name='n')), "Q": Mod(value=Mul(Const(44121), Ref("result")), modulus=Const(53645)), }, goal=Ref("Q"), ) ]
GEOM
null
COUNT
sympy
[]
geo_visible_lattice_v1
null
6
0
null
null
3.109
2026-02-08T12:56:37.240917Z
{ "verified": true, "answer": 28547, "timestamp": "2026-02-08T12:56:40.350198Z" }
844cec
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 187, "completion_tokens": 7604 }, "timestamp": "2026-02-24T16:50:41.119Z", "answer": 28547 }, { "...
1
[]
{ "lo": -1.2, "mid": 1.93, "hi": 4.95 }
2da488
comb_count_surjections_v1_1915831931_2209
Let $n$ be the number of ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = 10$. Let $k = 5$, and define $\text{result} = 5! \cdot S(n, 5)$, where $S(n, k)$ denotes the Stirling number of the second kind. Let $Q$ be the remainder when $44006 \cdot \text{result}$ is divided by $97895$. Compute $Q...
92,285
graphs = [ Graph( let={ "_n": Const(10), "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x1"), Var("x2")]), condition=And(IsPositive(arg=Var(name='x1')), IsPositive(arg=Var(name='x2')), IsOdd(arg=Var(name='x1')), IsOdd(arg=Var(name='x2')), Eq(Sum(Var("x1"), Var("x2")), Re...
COMB
null
COUNT
sympy
COMB1
[ "COMB1" ]
567f58
comb_count_surjections_v1
null
4
0
[ "COMB1" ]
1
0.004
2026-02-08T16:40:29.825685Z
{ "verified": true, "answer": 92285, "timestamp": "2026-02-08T16:40:29.829899Z" }
071070
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 155, "completion_tokens": 989 }, "timestamp": "2026-02-17T09:02:32.536Z", "answer": 92285 }, {...
1
[ { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SUM", "st...
{ "lo": -2.38, "mid": 1.74, "hi": 6.59 }
0d19a8
comb_count_derangements_v1_53965629_38
Let $n$ be the largest prime number less than or equal to $7$. Define $!n$ to be the number of derangements of $n$ elements. Compute the smallest positive integer $d$ such that $2^d \equiv 1 \pmod{2 \cdot |!n| + 3}$.
1,236
graphs = [ Graph( let={ "_n": Const(7), "n": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Ref("_n")), IsPrime(Var("n"))))), "result": Subfactorial(arg=Ref(name='n')), "Q": MultiplicativeOrder(base=Const(value=2...
NT
COMB
COUNT
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW" ]
dc3ad3
comb_count_derangements_v1
null
5
0
[ "MAX_PRIME_BELOW" ]
1
0.003
2026-02-08T11:13:55.231964Z
{ "verified": true, "answer": 1236, "timestamp": "2026-02-08T11:13:55.235324Z" }
7835fb
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": 5062 }, "timestamp": "2026-02-09T11:11:30.367Z", "answer": 1236 }, { "i...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -6.51, "mid": -0.31, "hi": 5.43 }
c5ce46
diophantine_fbi2_min_v1_1520064083_3164
Let $k = 77$ and let the upper bound be $87$. Consider the set of all integers $d$ such that $6 \leq d \leq 87$, $d$ divides $k$, and $\frac{k}{d} \geq 6$. Compute the minimum value of $d$ in this set.
7
graphs = [ Graph( let={ "k": Const(77), "a": Const(5), "b": Const(5), "upper": Const(87), "result": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(6)), Leq(Var("d"), Ref("upper")), Divides(divisor=Var("d"), dividend=Ref...
NT
null
EXTREMUM
sympy
LIN_FORM
[ "LIN_FORM/LTE_SUM" ]
9baae3
diophantine_fbi2_min_v1
null
3
0
[ "LIN_FORM", "LTE_SUM" ]
2
0.027
2026-02-08T05:29:49.804687Z
{ "verified": true, "answer": 7, "timestamp": "2026-02-08T05:29:49.831384Z" }
ad39aa
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 129, "completion_tokens": 390 }, "timestamp": "2026-02-11T22:50:20.372Z", "answer": 7 }, { "id": 11, "...
2
[ { "lemma": "L3b", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_SUM", "status": "ok_later" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOD_SUB", "status": "no"...
{ "lo": -10, "mid": -7.73, "hi": -5.46 }
e433aa
modular_count_residue_v1_784195855_8267
Let $r$ be the largest prime number $n$ such that $2 \leq n \leq 10$. Let $S$ be the set of all positive integers $n$ such that $1 \leq n \leq 63001$ and $n \equiv r \pmod{21}$. Compute the remainder when $44121$ times the number of elements in $S$ is divided by $82087$.
38,756
graphs = [ Graph( let={ "_n": Const(82087), "upper": Const(63001), "m": Const(21), "r": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Const(10)), IsPrime(Var("n"))))), "result": CountOverSet(set=Solu...
NT
null
COUNT
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW" ]
dc3ad3
modular_count_residue_v1
null
3
0
[ "MAX_PRIME_BELOW" ]
1
2.129
2026-02-08T15:58:59.809061Z
{ "verified": true, "answer": 38756, "timestamp": "2026-02-08T15:59:01.938255Z" }
48b0f2
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": 1183 }, "timestamp": "2026-02-16T17:47:24.240Z", "answer": 38756 }, ...
1
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
acf675
nt_num_divisors_compute_v1_1742523217_3263
Let $T$ be the set of all integers $t$ such that $8 \le t \le 111$ and there exist positive integers $a \le 32$, $b \le 3$ satisfying $t = 3a + 5b$. Let $n$ be the maximum value of $xy$ over all ordered pairs $(x, y)$ of positive integers such that $x + y = |T|$. Compute $71631 - \tau(n)$, where $\tau(n)$ is the number...
71,604
graphs = [ Graph( let={ "_n": Const(71631), "n": MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Sum(Var("x"), Var("y")), CountOverSet(set=SolutionsSet(var=Var("t"), co...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM/B1" ]
b32639
nt_num_divisors_compute_v1
null
7
0
[ "B1", "LIN_FORM" ]
2
0.16
2026-02-08T05:45:11.329537Z
{ "verified": true, "answer": 71604, "timestamp": "2026-02-08T05:45:11.489261Z" }
3c9ab5
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 162, "completion_tokens": 1553 }, "timestamp": "2026-02-12T13:33:31.900Z", "answer": 71604 }, ...
1
[ { "lemma": "B1", "status": "ok_later" }, { "lemma": "K15", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" ...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
95581f
alg_sym_quad_system_v1_1218484723_5752
Let $N$ be the number of ordered pairs $(a_1, b_1)$ of positive integers with $1 \le a_1, b_1 \le 40$ such that $$2b_1^{2} - 2a_1b_1 + 13a_1^{2} \le 877.$$ Let $$R \equiv \sum_{(a, b, c)} \bigl(a^{4} + b^{4} + c^{4}\bigr) \pmod{5849},$$ where the sum is over all ordered triples $(a, b, c)$ of positive integers satisfyi...
5,889
graphs = [ Graph( let={ "_n": Const(5849), "result": Mod(value=SumOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b"), Var("c")]), condition=And(Eq(Sum(Pow(Var("a"), Const(2)), Pow(Var("b"), Const(2)), Pow(Var("c"), Const(2))), Sum(Mul(Var("a"), Var("b")), ...
ALG
null
COMPUTE
sympy
QF_PSD_COUNT_LEQ
[ "QF_PSD_COUNT_LEQ" ]
e34ff7
alg_sym_quad_system_v1
quadratic_mod
7
0
[ "QF_PSD_COUNT_LEQ" ]
1
0.016
2026-02-25T07:19:16.275167Z
{ "verified": true, "answer": 5889, "timestamp": "2026-02-25T07:19:16.291006Z" }
625aab
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 337, "completion_tokens": 3209 }, "timestamp": "2026-03-29T22:34:27.525Z", "answer": 47208 }, { ...
1
[ { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT_LEQ", "status": "ok" } ]
{ "lo": 1.53, "mid": 4.7, "hi": 7.23 }
86d8a8
comb_factorial_compute_v1_601307018_2623
Let $R = 2a^3 \bmod 97$, $S = 2R^3 \bmod 97$, $T = 2S^3 \bmod 97$, and let $K = 2T^3 \bmod m$, where $$m = \min\{ 256b^4 - 512a_1 b^3 - 128a_1^3 b + 97a_1^4 + 384a_1^2 b^2 \mid a_1, b \in \mathbb{Z},\, 1 \le a_1, b \le 5 \}.$$ Let $n$ be the number of non-negative integers $a$ with $0 \le a \le 96$ such that $K = a$, $...
40,320
graphs = [ Graph( let={ "_m": Const(256), "_n": Const(2), "n": CountOverSet(set=SolutionsSet(var=Var("a"), condition=And(Geq(Var("a"), Const(0)), Leq(Var("a"), Const(96)), Eq(Ref("_po_p4"), Var("a")), Neq(Ref("_po_p1"), Var("a")), Neq(Ref("_po_p2"), Var("a")), Neq(Ref("_p...
COMB
null
COMPUTE
sympy
POLY4_MIN
[ "POLY4_MIN/POLY_ORBIT_COUNT" ]
088e19
comb_factorial_compute_v1
null
7
0
[ "POLY4_MIN", "POLY_ORBIT_COUNT" ]
2
0.008
2026-03-10T03:18:14.010562Z
{ "verified": true, "answer": 40320, "timestamp": "2026-03-10T03:18:14.019023Z" }
cba2fd
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 306, "completion_tokens": 10712 }, "timestamp": "2026-03-29T05:56:02.352Z", "answer": 40320 }, { ...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "POLY4_MIN", "status": "ok" }, { "lemma": "POLY_ORBIT_COUNT", "status": "ok_later" }, { "l...
{ "lo": 1.23, "mid": 4.27, "hi": 6.7 }
7ba18b
antilemma_cartesian_v1_717093673_861
Let $x$ be the number of ordered pairs $(a, b)$ such that $1 \le a \le 12$ and $1 \le b \le 19$. Compute $16384 - x$.
16,156
graphs = [ Graph( let={ "x": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(12)), right=IntegerRange(start=Const(1), end=Const(19)))), "Q": Sub(Const(16384), Ref("x")), }, goal=Ref("Q"), ) ]
COMB
GEOM
COMPUTE
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN" ]
409d7d
antilemma_cartesian_v1
null
2
0
[ "COUNT_CARTESIAN" ]
1
0.002
2026-02-08T15:43:56.524455Z
{ "verified": true, "answer": 16156, "timestamp": "2026-02-08T15:43:56.526020Z" }
6de541
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 155, "completion_tokens": 237 }, "timestamp": "2026-02-24T18:25:59.244Z", "answer": 16156 }, { "...
2
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SUM", "statu...
{ "lo": -10, "mid": -7.42, "hi": -4.85 }
c28102
nt_count_primes_v1_865884756_5069
Let $m$ be the number of positive integers $p$ for which there exists a positive integer $q$ such that $p \cdot q = 72$, $\gcd(p, q) = 1$, and $p < q$. Compute the number of prime numbers $n$ such that $m \leq n \leq 10139$.
1,244
graphs = [ Graph( let={ "upper": Const(10139), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'),...
NT
null
COUNT
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
nt_count_primes_v1
null
3
0
[ "COPRIME_PAIRS" ]
1
0.229
2026-02-08T18:22:05.106952Z
{ "verified": true, "answer": 1244, "timestamp": "2026-02-08T18:22:05.336403Z" }
c0f9e3
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 119, "completion_tokens": 3668 }, "timestamp": "2026-02-18T16:32:59.910Z", "answer": 1244 }, {...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
cd8cb4
nt_min_crt_v1_458359167_3969
Let $a = 5$, $m = 8$, $k = 9$, and $n_0 = 2$. Define $b = \sum_{j=1}^{2} \phi(j) \left\lfloor \frac{2}{j} \right\rfloor$, where $\phi$ denotes Euler's totient function. Let $r$ be the smallest positive integer $n \leq 72$ such that $n \equiv 5 \pmod{8}$ and $n \equiv b \pmod{9}$. Compute $r + \phi(|r| + 1) + \tau(|r| +...
35
graphs = [ Graph( let={ "_n": Const(2), "m": Const(8), "k": Const(9), "a": Const(5), "b": Summation(var="k", start=Const(1), end=Const(2), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Ref("_n"), Var("k"))))), "upper": Const(72), ...
NT
null
EXTREMUM
sympy
B3
[ "K2" ]
6897ab
nt_min_crt_v1
null
7
0
[ "B3", "K2" ]
2
0.139
2026-02-08T11:27:32.953531Z
{ "verified": true, "answer": 35, "timestamp": "2026-02-08T11:27:33.092693Z" }
eaf54d
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 198, "completion_tokens": 907 }, "timestamp": "2026-02-14T14:25:19.903Z", "answer": 35 }, { ...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "V7", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
bf44aa
sequence_count_fib_divisible_v1_601307018_14
Let $F_n$ denote the $n$-th Fibonacci number, and let $N$ be the minimum value of $|x - y|$ over all ordered pairs $(x, y)$ of positive integers with $xy = 237695$. Let $M$ be the number of positive integers $n$ with $1 \le n \le N$ such that $5 \mid F_n$. Compute $19321 - M$.
19,254
graphs = [ Graph( let={ "upper": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(237695)))), expr=Abs(arg=Sub(left=Var(name='x'), right=Var(name='y')...
NT
null
COUNT
sympy
B3_DIFF
[ "B3_DIFF" ]
b47ea7
sequence_count_fib_divisible_v1
null
6
0
[ "B3_DIFF" ]
1
0.011
2026-03-10T00:41:06.942660Z
{ "verified": true, "answer": 19254, "timestamp": "2026-03-10T00:41:06.953751Z" }
4922d8
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": 2679 }, "timestamp": "2026-03-28T22:18:47.238Z", "answer": 19254 }, { "...
1
[ { "lemma": "B3_DIFF", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V8", ...
{ "lo": -0.92, "mid": 2.07, "hi": 4.67 }
a40ac1
comb_sum_binomial_row_v1_784195855_8739
Let $h = \sum_{k=0}^{2} (-1)^k \binom{2}{k}$ and $e = \sum_{k=0}^{1} (-1)^k \binom{1}{k}$. Let $n = 11 + h + e$. Compute $2^n$.
2,048
graphs = [ Graph( let={ "n2": Const(2), "h": Summation(var="k", start=Const(0), end=Ref("n2"), expr=Mul(Pow(Const(-1), Var("k")), Binom(n=Ref("n2"), k=Var("k")))), "n1": Const(1), "e": Summation(var="k", start=Const(0), end=Ref("n1"), expr=Mul(Pow(Const(-1), V...
COMB
null
SUM
sympy
BINOMIAL_ALTERNATING
[ "BINOMIAL_ALTERNATING" ]
c21569
comb_sum_binomial_row_v1
null
3
2
[ "BINOMIAL_ALTERNATING" ]
1
0.001
2026-02-08T16:17:46.516602Z
{ "verified": true, "answer": 2048, "timestamp": "2026-02-08T16:17:46.517420Z" }
bbbb4e
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 178, "completion_tokens": 300 }, "timestamp": "2026-02-24T20:37:01.539Z", "answer": 2048 }, { "i...
2
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8"...
{ "lo": -10, "mid": -7.42, "hi": -4.85 }
a619b0
comb_sum_binomial_row_v1_601307018_7034
Let $n$ be the number of ordered pairs $(a, b)$ of positive integers with $1 \le a, b \le 30$ satisfying $$ 17a^4 + 68a^3b + 102a^2b^2 + 68ab^3 + 17b^4 = 82954577. $$ Let $R = 2^n$. Find the remainder when $85816 \cdot R$ is divided by $69457$.
60,750
graphs = [ Graph( let={ "_n": Const(68), "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Const(30)), Geq(Var("b"), Const(1)), Leq(Var("b"), Const(30)), Eq(Sum(Mul(Const(17), Pow(Var("a"), Const(4))), Mu...
COMB
null
SUM
sympy
POLY4_COUNT
[ "POLY4_COUNT" ]
861d91
comb_sum_binomial_row_v1
null
7
0
[ "POLY4_COUNT" ]
1
0.004
2026-03-10T07:40:59.849000Z
{ "verified": true, "answer": 60750, "timestamp": "2026-03-10T07:40:59.852843Z" }
d91773
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 213, "completion_tokens": 1975 }, "timestamp": "2026-04-19T05:49:45.192Z", "answer": 60750 }, { ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "POLY4_COUNT", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SUM", "status": "no...
{ "lo": -5.34, "mid": 1.1, "hi": 7.53 }
d03bb3
antilemma_k3_v1_2051736721_1599
Compute the sum of Euler's totient function $\phi(d)$ over all positive divisors $d$ of $78531$.
78,531
graphs = [ Graph( let={ "x": SumOverDivisors(n=Const(value=78531), 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
2026-02-08T16:07:15.554664Z
{ "verified": true, "answer": 78531, "timestamp": "2026-02-08T16:07:15.555071Z" }
bad36d
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 71, "completion_tokens": 2415 }, "timestamp": "2026-02-16T21:15:56.292Z", "answer": 78531 }, {...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
98e1f0
nt_euler_phi_compute_v1_1742523217_2646
Let $n = 62500$ and let $\phi(n)$ denote Euler's totient function evaluated at $n$. Let $c$ be the number of integers $t$ in the range $7 \le t \le 42$ for which there exist positive integers $a \in [1,6]$ and $b \in [1,6]$ such that $t = 4a + 3b$. Compute the remainder when $c - \phi(n)$ is divided by 72303.
47,333
graphs = [ Graph( let={ "n": Const(62500), "result": EulerPhi(n=Ref("n")), "_c": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(n...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
324ba4
nt_euler_phi_compute_v1
negation_mod
5
0
[ "LIN_FORM" ]
1
0.002
2026-02-08T04:53:38.127522Z
{ "verified": true, "answer": 47333, "timestamp": "2026-02-08T04:53:38.129321Z" }
a750c3
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 218, "completion_tokens": 2415 }, "timestamp": "2026-02-11T22:20:28.918Z", "answer": 47333 }, { ...
1
[ { "lemma": "L3c", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" ...
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
1c5358
comb_count_permutations_fixed_v1_717093673_2734
Let $m = 3$ and $n_0 = 2$. Define $n$ to be the largest prime number $n_1$ such that $n_0 \leq n_1 \leq \sum_{k=1}^{m} k$. Let $k = 2$. Compute $\binom{n}{k} \cdot !(n - k)$, where $!d$ denotes the number of derangements of $d$ elements.
20
graphs = [ Graph( let={ "_m": Const(3), "_n": Const(2), "n": MaxOverSet(set=SolutionsSet(var=Var("n1"), condition=And(Geq(Var("n1"), Ref("_n")), Leq(Var("n1"), Summation(var="k1", start=Const(1), end=Ref("_m"), expr=Var("k1"))), IsPrime(Var("n1"))))), "k": Con...
NT
COMB
COUNT
sympy
SUM_ARITHMETIC
[ "SUM_ARITHMETIC/MAX_PRIME_BELOW" ]
bde608
comb_count_permutations_fixed_v1
null
4
0
[ "MAX_PRIME_BELOW", "SUM_ARITHMETIC" ]
2
0.003
2026-02-08T17:08:31.435217Z
{ "verified": true, "answer": 20, "timestamp": "2026-02-08T17:08:31.438651Z" }
186f14
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 151, "completion_tokens": 679 }, "timestamp": "2026-02-16T09:04:08.334Z", "answer": 20 }, { "id": 11, ...
2
[ { "lemma": "C2", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" }, { "lemma": "SUM_ARITHMETIC", "status": "ok" }, { "lemma": "V7", "status": "no" ...
{ "lo": -10, "mid": -7.27, "hi": -4.54 }
a46af1
modular_count_residue_v1_2051736721_4461
Let $x$ be a real number satisfying $x^2 - 2x - 7920 = 0$. Define $\_n$ to be the sum of all such solutions $x$. Let $t$ be a positive integer between 7 and 6135, inclusive, for which there exist positive integers $a \leq 765$ and $b \leq 921$ such that $t = 2a + 5b$. Let $D$ be the set of positive divisors $d$ of the ...
2,358
graphs = [ Graph( let={ "_m": Const(2), "_n": SumOverSet(set=SolutionsSet(var=Var("x"), condition=Eq(Sum(Pow(Var("x"), Ref("_m")), Mul(Const(-2), Var("x")), Const(-7920)), Const(0)))), "upper": Const(42436), "m": Const(18), "r": MinOverSet(set=Solu...
NT
null
COUNT
sympy
VIETA_SUM
[ "VIETA_SUM/LIN_FORM/MIN_PRIME_FACTOR" ]
81bc64
modular_count_residue_v1
null
7
0
[ "LIN_FORM", "MIN_PRIME_FACTOR", "VIETA_SUM" ]
3
1.48
2026-02-08T17:59:48.884611Z
{ "verified": true, "answer": 2358, "timestamp": "2026-02-08T17:59:50.364204Z" }
108ea1
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": 4781 }, "timestamp": "2026-02-18T11:33:00.693Z", "answer": 2358 }, {...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok_later" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok_later" }, { "lemma": "MOD_ADD", ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
ab50ec
algebra_vieta_sum_v1_1742523217_727
Let $a$ be the smallest positive integer $n$ for which $2^k$ divides $n!$ for some $k \geq 1$. Define $f(x) = x^3 + 7x^a - 70x - 400$. Let $s$ be the sum of all real roots of $f(x) = 0$. Compute $40000 - s$.
40,007
graphs = [ Graph( let={ "_n": Const(7), "result": SumOverSet(set=SolutionsSet(var=Var("x"), condition=Eq(Sum(Pow(Var("x"), Const(3)), Mul(Ref("_n"), Pow(Var("x"), MinOverSet(set=SolutionsSet(var=Var("n"), condition=Geq(MaxKDivides(target=Factorial(Var("n")), base=Const(2)), Const(1))...
NT
null
COMPUTE
sympy
BINOMIAL_ALTERNATING
[ "V5" ]
79df37
algebra_vieta_sum_v1
null
7
0
[ "BINOMIAL_ALTERNATING", "V5" ]
2
0.025
2026-02-08T03:11:51.654161Z
{ "verified": true, "answer": 40007, "timestamp": "2026-02-08T03:11:51.679485Z" }
019cbb
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 194, "completion_tokens": 1344 }, "timestamp": "2026-02-09T21:54:05.358Z", "answer": 40007 }, { "...
1
[ { "lemma": "L3b", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V5", "status": "ok" } ]
{ "lo": -6.51, "mid": -0.31, "hi": 5.43 }
c35c6d
comb_catalan_compute_v1_168721529_155
Let $S$ be the set of all ordered pairs of positive odd integers $(x_1, x_2)$ such that $x_1 + x_2 = 22$. Let $c$ be the number of elements in $S$. Define $m_0 = \sum_{k=0}^{0} (-1)^k \binom{0}{k}$. Let $n = c \cdot m_0$. Compute the $n$-th Catalan number.
58,786
graphs = [ Graph( let={ "_n": Const(22), "n2": Const(0), "s": Summation(var="k", start=Const(0), end=Ref("n2"), expr=Mul(Pow(Const(-1), Var("k")), Binom(n=Ref("n2"), k=Var("k")))), "n1": Const(0), "m": Summation(var="k", start=Const(0), end=Ref("n1...
COMB
null
COMPUTE
sympy
COMB1
[ "COMB1/BINOMIAL_ALTERNATING" ]
e72f96
comb_catalan_compute_v1
null
4
2
[ "BINOMIAL_ALTERNATING", "COMB1" ]
2
0.004
2026-02-08T12:52:04.730369Z
{ "verified": true, "answer": 58786, "timestamp": "2026-02-08T12:52:04.734266Z" }
48e835
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 216, "completion_tokens": 861 }, "timestamp": "2026-02-08T21:06:41.774Z", "answer": 58786 }, { "i...
1
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok_later" }, { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "V7", ...
{ "lo": -3.91, "mid": -1.87, "hi": 0.46 }
04ec18
antilemma_cartesian_v1_124444284_2441
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 $1 \leq b \leq 34$.
646
graphs = [ Graph( let={ "x": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(19)), right=IntegerRange(start=Const(1), end=Const(34)))), }, goal=Ref("x"), ) ]
COMB
GEOM
COMPUTE
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN" ]
409d7d
antilemma_cartesian_v1
null
2
0
[ "COUNT_CARTESIAN" ]
1
0.001
2026-02-08T04:40:41.192608Z
{ "verified": true, "answer": 646, "timestamp": "2026-02-08T04:40:41.193136Z" }
8c5cbf
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 161, "completion_tokens": 137 }, "timestamp": "2026-02-24T01:25:31.603Z", "answer": 646 }, { "id"...
2
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": ...
{ "lo": -9.23, "mid": -6.18, "hi": -4.06 }
5af600_n
sequence_lucas_compute_v1_601307018_3390
A game designer assigns power levels to character builds using a formula based on stats $a$ and $b$, each ranging from 1 to 25. The total power is given by $102 a^{R} b^{2} + 17 b^{m} + 17 a^{4} + 68a b^{3} + 68 a^{3} b$, where $R$ is the largest divisor of 6 whose square is at most 6, and $m$ is the maximum product of...
75,536
ALG
null
COMPUTE
sympy
B3_CLOSEST
[ "B3_CLOSEST/POLY4_COUNT", "B1/POLY4_COUNT" ]
038850
sequence_lucas_compute_v1
null
7
null
[ "B1", "B3_CLOSEST", "POLY4_COUNT" ]
3
0.018
2026-03-10T03:57:29.196546Z
null
01d26e
5af600
narrative
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 274, "completion_tokens": 4318 }, "timestamp": "2026-03-29T17:30:26.149Z", "answer": 75536 }, { "...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "B3_CLOSEST", "status": "ok" }, { "lemma": "POLY4_COUNT", "status": "ok_later" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": -5.36, "mid": 0.27, "hi": 5.45 }
25f56e
sequence_fibonacci_compute_v1_1125832087_180
Let $m = 400$. Define $s$ to be the minimum value of $x + y$ over all ordered pairs $(x, y)$ of positive integers such that $xy = 400$. Let $n$ be the number of ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = s$. Compute the $n$-th Fibonacci number.
6,765
graphs = [ Graph( let={ "_m": Const(400), "_n": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Ref("_m")))), expr=Sum(Var("x"), Var("y")))), ...
NT
null
COMPUTE
sympy
B3
[ "B3/COMB1" ]
e26f7e
sequence_fibonacci_compute_v1
null
4
0
[ "B3", "COMB1" ]
2
0.003
2026-02-08T02:55:26.185589Z
{ "verified": true, "answer": 6765, "timestamp": "2026-02-08T02:55:26.188494Z" }
2d7d59
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 198, "completion_tokens": 1147 }, "timestamp": "2026-02-10T11:48:01.151Z", "answer": 6765 }, { "i...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COMB1", "status": "ok_later" }, { "lemma": "K5", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "l...
{ "lo": -2.25, "mid": 0, "hi": 1.85 }
266547
antilemma_k2_v1_2051736721_610
Compute $\sum_{k=1}^{s} \phi(k) \left\lfloor \frac{329}{k} \right\rfloor$, where $s = \sum_{d \mid 329} \phi(d)$ and the sum is over all positive divisors $d$ of $329$.
54,285
graphs = [ Graph( let={ "_n": Const(329), "x": Summation(var="k", start=Const(1), end=SumOverDivisors(n=Const(value=329), var='d', expr=EulerPhi(n=Var(name='d'))), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Ref("_n"), Var("k"))))), }, goal=Ref("x"), ) ]
NT
COMB
COMPUTE
sympy
K13
[ "K3/K2", "K2" ]
c7f244
antilemma_k2_v1
null
5
0
[ "K13", "K2", "K3" ]
3
0.003
2026-02-08T15:33:48.434168Z
{ "verified": true, "answer": 54285, "timestamp": "2026-02-08T15:33:48.436740Z" }
9664b1
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": 772 }, "timestamp": "2026-02-16T09:06:27.349Z", "answer": 54285 }, {...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "K3", "status": "ok" }, { "lemma": "K5", "status": "no" }, ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
737c09
sequence_fibonacci_compute_v1_655260480_4964
Let $n$ be the number of integers $t$ such that $35 \leq t \leq 116$ and there exist integers $a$ and $b$ with $1 \leq a \leq 12$, $1 \leq b \leq 2$, and $t = 6a + 15b + 14$. Let $F_n$ denote the $n$th Fibonacci number, where $F_1 = 1$, $F_2 = 1$, and $F_k = F_{k-1} + F_{k-2}$ for $k \geq 3$. Compute the remainder when...
57,350
graphs = [ Graph( let={ "_n": Const(75254), "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=12)), Geq(left=V...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
sequence_fibonacci_compute_v1
null
5
0
[ "LIN_FORM" ]
1
0.002
2026-02-08T18:13:42.440946Z
{ "verified": true, "answer": 57350, "timestamp": "2026-02-08T18:13:42.443212Z" }
09ead6
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 194, "completion_tokens": 3830 }, "timestamp": "2026-02-18T15:25:52.900Z", "answer": 57350 }, ...
1
[ { "lemma": "DS2", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
a34b78
comb_bell_compute_v1_1978505735_6734
Let $n$ be the number of integers $t$ in the interval $[5, 15]$ that can be expressed as $3a + 2b$ for positive integers $a$ and $b$ with $1 \leq a \leq 3$ and $1 \leq b \leq 3$. Let $B_n$ denote the $n$-th Bell number, which counts the number of partitions of a set of $n$ elements. Compute the value of $31329 - B_n$.
10,182
graphs = [ Graph( let={ "n": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=3)), Geq(left=Var(name='b'), right=Const(value=1...
COMB
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
comb_bell_compute_v1
null
4
0
[ "LIN_FORM" ]
1
0.002
2026-02-08T19:46:05.346074Z
{ "verified": true, "answer": 10182, "timestamp": "2026-02-08T19:46:05.347941Z" }
eac8a7
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": 1118 }, "timestamp": "2026-02-18T23:27:43.381Z", "answer": 10182 }, ...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", ...
{ "lo": -5.39, "mid": -2.64, "hi": 0.63 }
282461
nt_min_coprime_above_v1_1918700295_1263
Let $S$ be the set of all integers $t$ such that $8 \leq t \leq 5344$ and $t = 5a + 3b$ for some positive integers $a$, $b$ with $1 \leq a \leq 353$ and $1 \leq b \leq 1193$. Let $s = |S|$. Compute the smallest integer $n$ such that $n > s$, $n \leq 5719$, and $\gcd(n, 380) = 1$.
5,331
graphs = [ Graph( let={ "start": 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=353)), Geq(left=Var(name='b'), right=Const(v...
NT
null
EXTREMUM
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
nt_min_coprime_above_v1
null
7
0
[ "LIN_FORM" ]
1
0.063
2026-02-08T05:45:01.488359Z
{ "verified": true, "answer": 5331, "timestamp": "2026-02-08T05:45:01.551309Z" }
b5f4cd
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 160, "completion_tokens": 4688 }, "timestamp": "2026-02-12T13:28:46.820Z", "answer": 5331 }, {...
1
[ { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V3", "status":...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
df8ba6
antilemma_sum_equals_v1_124444284_487
Compute the number of ordered pairs $(i, j)$ of integers such that $1 \leq i \leq 17$, $1 \leq j \leq 17$, and $i + j = 19$.
16
graphs = [ Graph( let={ "x": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Const(19)), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(17)), right=IntegerRange(start=Const(1), end=Const(17))))), }, ...
COMB
GEOM
COMPUTE
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS" ]
75ab0f
antilemma_sum_equals_v1
null
2
0
[ "COUNT_SUM_EQUALS" ]
1
0.01
2026-02-08T03:19:40.428562Z
{ "verified": true, "answer": 16, "timestamp": "2026-02-08T03:19:40.438679Z" }
c8afe5
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": 254 }, "timestamp": "2026-02-09T18:17:26.550Z", "answer": 16 }, { "id":...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no...
{ "lo": -5.97, "mid": -3.96, "hi": -1.93 }
7ce648
algebra_poly_eval_v1_1470522791_1772
Let $z$ be the smallest integer $d \geq 2$ that divides $7429$. Define $r = 9z^2 + 5z + 9$. Compute the smallest positive integer $k$ such that the $k$-th Fibonacci number is divisible by $|r| + 2$.
420
graphs = [ Graph( let={ "_n": Const(2), "z": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Ref("_n")), Divides(divisor=Var("d"), dividend=Const(7429))))), "result": Sum(Mul(Const(9), Pow(Ref("z"), Const(2))), Mul(Const(5), Ref("z")), Const(9)), ...
NT
null
COMPUTE
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR" ]
bc3776
algebra_poly_eval_v1
null
3
0
[ "MIN_PRIME_FACTOR" ]
1
0.003
2026-02-08T13:57:45.067984Z
{ "verified": true, "answer": 420, "timestamp": "2026-02-08T13:57:45.070735Z" }
d23601
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": 2054 }, "timestamp": "2026-02-15T22:30:28.286Z", "answer": 420 }, { ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_ADD", "st...
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
d9636f
lin_form_endings_v1_151522320_1821
Let $a = 56$ and $b = 40$. Define $g$ to be the greatest common divisor of $a$ and $b$. Let $a' = \left\lfloor \frac{a}{g} \right\rfloor$ and $b' = \left\lfloor \frac{b}{g} \right\rfloor$. Compute the remainder when $9563 \cdot (a' \cdot 34 + b' \cdot 19 - a' \cdot b')$ is divided by $92269$.
81,704
graphs = [ Graph( let={ "a_coeff": Const(56), "b_coeff": Const(40), "A_val": Const(34), "B_val": Const(19), "g_step": GCD(a=Ref("a_coeff"), b=Ref("b_coeff")), "ap_node": Floor(Div(Ref("a_coeff"), Ref("g_step"))), "bp_node": ...
COMB
NT
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
lin_form_endings_v1
null
3
null
[ "LIN_FORM" ]
1
0.001
2026-02-08T04:23:50.206003Z
{ "verified": true, "answer": 81704, "timestamp": "2026-02-08T04:23:50.207070Z" }
cc7f61
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 230, "completion_tokens": 852 }, "timestamp": "2026-02-10T16:33:33.460Z", "answer": 81704 }, { "...
1
[ { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" ...
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
e7442c
comb_count_surjections_v1_1978505735_5156
Let $n = 7$. Let $k$ be the number of ordered pairs $(i,j)$ of positive integers such that $i \leq 3$, $j \leq 4$, and $i + j = 4$. Compute $10946 - k! \cdot S(n, k)$, where $S(n, k)$ denotes the Stirling number of the second kind. Find the value of this expression.
9,140
graphs = [ Graph( let={ "_n": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(2)), right=IntegerRange(start=Const(1), end=Const(2)))), "n": Const(7), "k": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Su...
COMB
null
COUNT
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN/COUNT_SUM_EQUALS" ]
1e820b
comb_count_surjections_v1
null
4
0
[ "COUNT_CARTESIAN", "COUNT_SUM_EQUALS" ]
2
0.011
2026-02-08T18:48:18.897906Z
{ "verified": true, "answer": 9140, "timestamp": "2026-02-08T18:48:18.909048Z" }
db9eaf
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 133, "completion_tokens": 1464 }, "timestamp": "2026-02-18T19:49:23.784Z", "answer": 9140 }, {...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok_later" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "statu...
{ "lo": -3.12, "mid": 1.47, "hi": 6.57 }
343023
diophantine_fbi2_min_v1_1742523217_4021
Let $k = 36$, $a = 5$, and $b = 1$. Define the set $S$ as the set of all integers $d$ such that $6 \leq d \leq 46$, $d$ divides $k$, and $\frac{k}{d} \geq 2$. Compute the minimum value of $d$ in $S$.
6
graphs = [ Graph( let={ "k": Const(36), "a": Const(5), "b": Const(1), "upper": Const(46), "result": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(6)), Leq(Var("d"), Ref("upper")), Divides(divisor=Var("d"), dividend=Ref...
NT
null
EXTREMUM
sympy
K14
[ "K14/C3", "ONE_PHI_1" ]
6f8797
diophantine_fbi2_min_v1
null
4
0
[ "C3", "K14", "ONE_PHI_1" ]
3
0.393
2026-02-08T06:11:01.596942Z
{ "verified": true, "answer": 6, "timestamp": "2026-02-08T06:11:01.989895Z" }
e59f8b
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 138, "completion_tokens": 515 }, "timestamp": "2026-02-15T18:47:39.438Z", "answer": 6 }, { "id": 11, "...
2
[ { "lemma": "C3", "status": "ok_later" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K14", "status": "ok" }, { "lemma": "K15", "sta...
{ "lo": -10, "mid": -7.73, "hi": -5.46 }
a175ee
algebra_poly_eval_v1_1520064083_1194
Compute $5 \cdot 9^k - 2 \cdot 9^2 + 4 \cdot 9 + 4$, where $k$ is the largest prime number between $2$ and $4$, inclusive.
3,523
graphs = [ Graph( let={ "_n": Const(4), "y": Const(9), "result": Sum(Mul(Const(5), Pow(Ref("y"), MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Const(4)), IsPrime(Var("n"))))))), Mul(Const(-2), Pow(Ref("y"), Const(2))), Mul(...
NT
null
COMPUTE
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW" ]
dc3ad3
algebra_poly_eval_v1
null
3
0
[ "MAX_PRIME_BELOW" ]
1
0.003
2026-02-08T03:50:02.676418Z
{ "verified": true, "answer": 3523, "timestamp": "2026-02-08T03:50:02.678923Z" }
6ec53f
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 161, "completion_tokens": 290 }, "timestamp": "2026-02-10T16:02:55.788Z", "answer": 3523 }, { "id...
2
[ { "lemma": "K5", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -10, "mid": -7.73, "hi": -5.46 }
f0b40c
comb_count_surjections_v1_1820931509_43
Let $n$ be the number of ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = 14$. Let $k$ be the number of integers $t$ with $5 \leq t \leq 12$ for which there exist integers $a$ and $b$ such that $1 \leq a \leq 3$, $1 \leq b \leq 2$, and $t = 2a + 3b$. Compute $k! \cdot S(n, k)$, where $S(n, k)$...
15,120
graphs = [ Graph( let={ "_n": Const(14), "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x1"), Var("x2")]), condition=And(IsPositive(arg=Var(name='x1')), IsPositive(arg=Var(name='x2')), IsOdd(arg=Var(name='x1')), IsOdd(arg=Var(name='x2')), Eq(Sum(Var("x1"), Var("x2")), Re...
COMB
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM", "COMB1" ]
3d1461
comb_count_surjections_v1
null
6
0
[ "COMB1", "LIN_FORM" ]
2
0.003
2026-02-08T11:19:07.287032Z
{ "verified": true, "answer": 15120, "timestamp": "2026-02-08T11:19:07.289638Z" }
d815f3
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 252, "completion_tokens": 968 }, "timestamp": "2026-02-24T13:27:05.404Z", "answer": 15120 }, { "i...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "status": "no" }, ...
{ "lo": -3.84, "mid": -1.67, "hi": 1.32 }
dbf22c
alg_poly3_min_v1_1218484723_6220
Let $F_n$ denote the $n$-th Fibonacci number. Let $P$ be the largest prime $n$ with $2 \leq n \leq S$ such that $11 \mid F_n$, where $S$ is the number of positive integers $n_1 \leq 1250$ for which $11$ divides $F_{n_1}$. Let $T$ be the number of positive integers $n_2 \leq 19795$ that are coprime to $14$. Find the min...
36,764
graphs = [ Graph( let={ "_c": Const(1250), "_m": Const(14), "_n": Const(19795), "result": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), MaxOverSet(set=SolutionsSet(var=...
NT
null
COMPUTE
sympy
COUNT_FIB_DIVISIBLE
[ "COUNT_FIB_DIVISIBLE/MAX_PRIME_BELOW", "C4" ]
0511e6
alg_poly3_min_v1
null
6
0
[ "C4", "COUNT_FIB_DIVISIBLE", "MAX_PRIME_BELOW" ]
3
0.044
2026-02-25T07:48:33.470219Z
{ "verified": true, "answer": 36764, "timestamp": "2026-02-25T07:48:33.513953Z" }
8994bd
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 268, "completion_tokens": 32768 }, "timestamp": "2026-03-30T00:47:18.799Z", "answer": 36764 }, { ...
1
[ { "lemma": "C4", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" ...
{ "lo": -3.33, "mid": 1.03, "hi": 5.26 }
58a08b_n
alg_poly3_min_v1_1419126231_517
A drone flies along a path parameterized by integer coordinates $(a, b)$ with $1 \le a, b \le 220$. Its energy consumption for a move is given by $-16a^3 + 12a^2b - 150ab^2 + 37b^3$ joules. The drone seeks the path with minimal energy use (which may be negative). What is the remainder when this minimum energy value is ...
41,791
ALG
null
COMPUTE
sympy
QF_PSD_ORBIT
[ "QF_PSD_ORBIT/QF_PSD_DISTINCT", "ABS_INEQ" ]
2ae48a
alg_poly3_min_v1
null
3
null
[ "ABS_INEQ", "QF_PSD_DISTINCT", "QF_PSD_ORBIT" ]
3
0.148
2026-02-25T10:03:02.112247Z
null
64e4ba
58a08b
narrative
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 209, "completion_tokens": 25900 }, "timestamp": "2026-03-31T03:47:54.321Z", "answer": 41791 }, { ...
1
[ { "lemma": "ABS_INEQ", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_DISTINCT", "status": "ok_later" }, { "lemma": "QF_PSD_ORBIT", "status": "ok" } ]
{ "lo": 1.5, "mid": 4.69, "hi": 7.23 }
2be8ac
geo_count_lattice_rect_v1_1520064083_5482
Let $a = 41$ and $b = 47$. Define $r$ to be the number of lattice points in the rectangle $[0, a] \times [0, b]$, including the boundaries. Compute the remainder when $4159 \cdot r$ is divided by $66193$.
44,226
graphs = [ Graph( let={ "a": Const(41), "b": Const(47), "result": LatticePointsRect(a=Ref(name='a'), b=Ref(name='b')), "Q": Mod(value=Mul(Const(4159), Ref("result")), modulus=Const(66193)), }, goal=Ref("Q"), ) ]
GEOM
null
COUNT
sympy
[]
geo_count_lattice_rect_v1
null
4
0
null
null
0.001
2026-02-08T06:49:05.265975Z
{ "verified": true, "answer": 44226, "timestamp": "2026-02-08T06:49:05.266534Z" }
fd1865
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 175, "completion_tokens": 1569 }, "timestamp": "2026-02-24T07:56:23.910Z", "answer": 44226 }, { "...
1
[]
{ "lo": -2.35, "mid": 1.22, "hi": 4.84 }
9f9b54
antilemma_k3_v1_153355830_442
Let $n = 73721$. Define $x$ to be the sum of Euler's totient function $\phi(d)$ over all positive divisors $d$ of $n$. Compute $x$.
73,721
graphs = [ Graph( let={ "_n": Const(73721), "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
4
0
[ "K3" ]
1
0
2026-02-08T03:06:05.795677Z
{ "verified": true, "answer": 73721, "timestamp": "2026-02-08T03:06:05.795976Z" }
0f2905
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 152, "completion_tokens": 237 }, "timestamp": "2026-02-10T12:39:21.115Z", "answer": 73721 }, { "...
1
[ { "lemma": "K18", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" ...
{ "lo": -5.92, "mid": -3.15, "hi": 0.25 }
089584
comb_sum_binomial_row_v1_1353956133_344
Let $n_2 = 0$. Define $v = \sum_{k=0}^{n_2} (-1)^k \binom{n_2}{k}$. Let $u = 10$ and $n_1 = u + 1$. Define $h = \sum_{k=0}^{n_1} (-1)^k \binom{n_1}{k}$. Let $n = 11 \cdot v$. Compute $ (2 + h)^n $.
2,048
graphs = [ Graph( let={ "n2": Const(0), "v": Summation(var="k", start=Const(0), end=Ref("n2"), expr=Mul(Pow(Const(-1), Var("k")), Binom(n=Ref("n2"), k=Var("k")))), "u": Const(10), "n1": Sum(Ref("u"), Const(1)), "h": Summation(var="k", start=Const(0...
COMB
null
SUM
sympy
BINOMIAL_ALTERNATING
[ "BINOMIAL_ALTERNATING" ]
c21569
comb_sum_binomial_row_v1
null
3
2
[ "BINOMIAL_ALTERNATING" ]
1
0.001
2026-02-08T11:25:26.522494Z
{ "verified": true, "answer": 2048, "timestamp": "2026-02-08T11:25:26.523623Z" }
301f7b
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 217, "completion_tokens": 406 }, "timestamp": "2026-02-24T13:41:21.407Z", "answer": 2048 }, { "id...
1
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "stat...
{ "lo": -7.18, "mid": -5, "hi": -3.01 }
e59f4c
diophantine_sum_product_min_v1_1978505735_7765
Let $S = 35$ and $P = 286$. Let $m$ be the minimum value of $x + y$ over all ordered pairs $(x, y)$ of positive integers such that $x \cdot y = 289$. Let $r$ be the smallest positive integer $x_1$ such that $1 \leq x_1 \leq m$ and $x_1(S - x_1) = P$. Let $c$ be the maximum value of $x_2 \cdot y_1$ over all ordered pair...
3,012
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(289)))), expr=Sum(Var("x"), Var("y")))), "S": Const(35), ...
NT
null
EXTREMUM
sympy
B1
[ "B1", "B3/B1" ]
06725c
diophantine_sum_product_min_v1
negation_mod
5
0
[ "B1", "B3" ]
2
0.006
2026-02-08T20:25:43.164563Z
{ "verified": true, "answer": 3012, "timestamp": "2026-02-08T20:25:43.170518Z" }
9d9053
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 194, "completion_tokens": 1092 }, "timestamp": "2026-02-19T00:34:00.092Z", "answer": 3012 }, {...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "B3", "status": "ok" }, { "lemma": "L3b", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V5", "...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
4fc5f2
antilemma_cartesian_v1_1918700295_1228
Let $x$ be the number of ordered pairs $(i, j)$ such that $1 \leq i \leq 18$ and $1 \leq j \leq 23$. Find the remainder when $44121 \cdot x$ is divided by $55852$.
2,490
graphs = [ Graph( let={ "x": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(18)), right=IntegerRange(start=Const(1), end=Const(23)))), "Q": Mod(value=Mul(Const(44121), Ref("x")), modulus=Const(55852)), }, goal=Ref("Q"), ) ]
COMB
GEOM
COMPUTE
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN" ]
409d7d
antilemma_cartesian_v1
null
2
0
[ "COUNT_CARTESIAN" ]
1
0.001
2026-02-08T05:40:30.698790Z
{ "verified": true, "answer": 2490, "timestamp": "2026-02-08T05:40:30.699537Z" }
085615
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 171, "completion_tokens": 32768 }, "timestamp": "2026-02-24T04:27:03.177Z", "answer": null }, { ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "statu...
{ "lo": 1.97, "mid": 4.36, "hi": 6.69 }
af0805
sequence_lucas_compute_v1_1742523217_5174
Let $ n $ be the smallest possible value of $ x + y $, where $ x $ and $ y $ are positive integers such that $ x \cdot y = 100 $. Let $ L_n $ denote the $ n $-th Lucas number, defined by $ L_1 = 1 $, $ L_2 = 3 $, and $ L_k = L_{k-1} + L_{k-2} $ for $ k \geq 3 $. Find the remainder when $ 44121 \cdot L_n $ is divided by...
7,545
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_lucas_compute_v1
null
6
0
[ "B3" ]
1
0.001
2026-02-08T10:50:55.936654Z
{ "verified": true, "answer": 7545, "timestamp": "2026-02-08T10:50:55.937520Z" }
b5c245
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 167, "completion_tokens": 1216 }, "timestamp": "2026-02-14T09:01:16.529Z", "answer": 7545 }, {...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
81b139
antilemma_product_of_sums_v1_1248542787_220
Let $S_1 = \sum_{k=1}^{19} k$. Let $\mu(d)$ denote the Möbius function. Define $L = \sum_{d \mid 30} \mu(d)$. Let $S_2$ be the sum of all integers $j$ such that $L \leq j \leq 31$ and $\binom{31}{j}$ is odd. Let $x = S_1 \cdot S_2$. Compute the remainder when $44121 \cdot x$ is divided by $90973$.
42,075
graphs = [ Graph( let={ "_n": Const(19), "S1": Summation(var="k", start=Const(1), end=Ref("_n"), expr=Var("k")), "S2": SumOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), SumOverDivisors(n=Const(value=30), var='d', expr=MoebiusMu(n=Var(name='d')))), Leq(...
NT
null
COMPUTE
sympy
MOBIUS_SUM
[ "MOBIUS_SUM", "PRODUCT_OF_SUMS" ]
6f05e1
antilemma_product_of_sums_v1
null
5
0
[ "MOBIUS_SUM", "PRODUCT_OF_SUMS" ]
2
0.002
2026-02-08T03:01:17.584236Z
{ "verified": true, "answer": 42075, "timestamp": "2026-02-08T03:01:17.586702Z" }
79ceb0
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 235, "completion_tokens": 5171 }, "timestamp": "2026-02-09T01:30:32.273Z", "answer": 42075 }, { "...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MOBIUS_SUM", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "status": "no" ...
{ "lo": -6.51, "mid": -0.32, "hi": 5.36 }
c3cde6
modular_sum_quadratic_residues_v1_601307018_7037
Let $B_n$ denote the $n$-th Bell number. For an integer $a$ with $0 \le a \le 12166$, define the sequence $M = a^2 + 5249 \bmod 12167$, $R = R(M) = M^2 + 5249 \bmod 12167$, $S = R(R) \bmod 12167$, and $T = R(S) \bmod 12167$. Let $p = 673$. Define $K = \frac{p(p-1)}{\left|\{ a \in [0, 12166] : T = a,\ M \ne a,\ R \ne a,...
203
graphs = [ Graph( let={ "_n": Const(5249), "p": Const(673), "result": Div(Mul(Ref("p"), Sub(Ref("p"), Const(1))), CountOverSet(set=SolutionsSet(var=Var("a"), condition=And(Geq(Var("a"), Const(0)), Leq(Var("a"), Const(12166)), Eq(Ref("_po_p4"), Var("a")), Neq(Ref("_po_p1")...
NT
COMB
SUM
sympy
POLY_ORBIT_HENSEL
[ "POLY_ORBIT_HENSEL" ]
53b6eb
modular_sum_quadratic_residues_v1
null
7
0
[ "POLY_ORBIT_HENSEL" ]
1
0.004
2026-03-10T07:41:00.011021Z
{ "verified": true, "answer": 203, "timestamp": "2026-03-10T07:41:00.014719Z" }
a6a11e
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 283, "completion_tokens": 7497 }, "timestamp": "2026-04-19T05:50:29.586Z", "answer": 203 }, { "i...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "POLY_ORBIT_HENSEL", "status": "ok" }, { "lemma": "V3...
{ "lo": -5.34, "mid": 1.1, "hi": 7.53 }
5aeb07
antilemma_product_of_sums_v1_1116507919_459
Let $A$ be the set of all ordered pairs $(i,j)$ of integers with $1 \le i \le 10$ and $1 \le j \le 6$. For each $(i,j)$ in $A$, consider the product $ij$. Let \[S = \sum_{(i,j) \in A} ij. \] Let \[T = \sum_{k=1}^{8} k, \] and define \[x = S \cdot T. \] Let $B$ be the set of all ordered pairs $(x,y)$ of positive intege...
27,709
graphs = [ Graph( let={ "_n": Const(8), "x": Mul(SumOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Const(1), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(10)), right=IntegerRange(start=Const(1), end=Const(6)))), expr...
NT
null
COMPUTE
sympy
B3
[ "B3/C2", "PRODUCT_OF_SUMS" ]
820b7a
antilemma_product_of_sums_v1
negation_mod
5
0
[ "B3", "C2", "PRODUCT_OF_SUMS" ]
3
0.002
2026-02-08T02:34:39.366078Z
{ "verified": true, "answer": 27709, "timestamp": "2026-02-08T02:34:39.368291Z" }
da51c5
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 365, "completion_tokens": 913 }, "timestamp": "2026-02-08T19:34:51.227Z", "answer": 27709 }, { "i...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "C2", "status": "ok_later" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "PROD...
{ "lo": -7.44, "mid": -4.14, "hi": -0.84 }
9f37f9
modular_mod_compute_v1_48377204_2896
Let $P$ be the set of all positive integers $p$ for which there exists a positive integer $q$ such that $p < q$, $pq = 72$, and $\gcd(p, q) = 1$. Let $k$ be the number of elements in $P$. Let $m$ be the smallest divisor of $2637367$ that is at least $k$. Compute the remainder when $361$ is divided by $m$.
361
graphs = [ Graph( let={ "a": Const(361), "m": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), Var(name='q'...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS/MIN_PRIME_FACTOR" ]
52cee2
modular_mod_compute_v1
null
4
0
[ "COPRIME_PAIRS", "MIN_PRIME_FACTOR" ]
2
0.004
2026-02-08T17:03:32.810511Z
{ "verified": true, "answer": 361, "timestamp": "2026-02-08T17:03:32.814222Z" }
8a6daf
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 142, "completion_tokens": 2374 }, "timestamp": "2026-02-17T18:47:26.409Z", "answer": 361 }, { ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "K13", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok_later" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V3", "status": "no" }...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
11a20f
alg_poly4_min_v1_1218484723_3967
Let $S$ be the set of integers $t$ in $[18, 5280]$ that can be written as $t = 8a + 10b$ for integers $a, b$ with $1 \le a \le 375$, $1 \le b \le 228$. Let $|S|$ denote the size of $S$. Find the minimum value of the expression $$|S| \cdot a^4 - 10480a^3b - 136240ab^3 + 107420b^4 + 78600a^2b^2$$ over all ordered pairs $...
41,920
graphs = [ Graph( let={ "_n": Const(78600), "result": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Const(69)), Geq(Var("b"), Const(1)), Leq(Var("b"), Const(69)))), expr=Sum(Mul(CountOverSet(s...
ALG
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
alg_poly4_min_v1
null
6
0
[ "LIN_FORM" ]
1
0.024
2026-02-25T05:34:48.955686Z
{ "verified": true, "answer": 41920, "timestamp": "2026-02-25T05:34:48.979372Z" }
6fd408
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 264, "completion_tokens": 32768 }, "timestamp": "2026-03-29T13:12:40.033Z", "answer": 41926 }, { ...
1
[ { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": 3.81, "mid": 6.33, "hi": 9.49 }
5a37e4
diophantine_fbi2_count_v1_898971024_2617
Determine the number of positive integers $d$ such that $4 \leq d \leq 154$, $d$ divides $180$, and the quotient $180/d$ is between $5$ and $155$, inclusive. Multiply this count by $44121$, and compute the remainder when the result is divided by $72728$. Find the value of this remainder.
48,963
graphs = [ Graph( let={ "k": Const(180), "result": CountOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(4)), Leq(Var("d"), Const(154)), Divides(divisor=Var("d"), dividend=Ref("k")), Geq(Div(Ref("k"), Var("d")), Const(5)), Leq(Div(Ref("k"), Var("d")), Const(15...
NT
null
COUNT
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR" ]
bc3776
diophantine_fbi2_count_v1
null
3
0
[ "MIN_PRIME_FACTOR" ]
1
0.016
2026-02-08T16:53:01.006922Z
{ "verified": true, "answer": 48963, "timestamp": "2026-02-08T16:53:01.022742Z" }
09651c
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": 1446 }, "timestamp": "2026-02-17T14:13:01.815Z", "answer": 48963 }, ...
1
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" }...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
979a8b
comb_count_derangements_v1_1742523217_1349
Let $n$ be the largest prime number such that $2 \leq n \leq 9$. Define $d_n$ to be the number of derangements of $n$ elements. Compute the remainder when $44121 \cdot d_n$ is divided by $62240$.
16,974
graphs = [ Graph( let={ "_n": Const(9), "n": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Ref("_n")), IsPrime(Var("n"))))), "result": Subfactorial(arg=Ref(name='n')), "Q": Mod(value=Mul(Const(44121), Ref("resul...
NT
COMB
COUNT
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW" ]
dc3ad3
comb_count_derangements_v1
null
4
0
[ "MAX_PRIME_BELOW" ]
1
0.001
2026-02-08T03:41:21.425514Z
{ "verified": true, "answer": 16974, "timestamp": "2026-02-08T03:41:21.426271Z" }
a04234
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 171, "completion_tokens": 2268 }, "timestamp": "2026-02-10T15:20:13.457Z", "answer": 16974 }, { "...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok"...
{ "lo": -3.53, "mid": 1.02, "hi": 5.49 }
5176c4
nt_max_prime_below_v1_124444284_6853
Let $T$ be the number of ordered pairs $(p, q)$ of positive integers such that $p \cdot q = 54$, $\gcd(p, q) = 1$, and $p < q$. Let $\text{result}$ be the largest prime number $n$ satisfying $T \leq n \leq 56169$. Determine the value of $\text{result}$.
56,167
graphs = [ Graph( let={ "upper": Const(56169), "result": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), V...
NT
null
EXTREMUM
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
nt_max_prime_below_v1
null
3
0
[ "COPRIME_PAIRS" ]
1
3.069
2026-02-08T08:40:11.442576Z
{ "verified": true, "answer": 56167, "timestamp": "2026-02-08T08:40:14.511151Z" }
b9fa88
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 142, "completion_tokens": 323 }, "timestamp": "2026-02-15T20:19:08.670Z", "answer": 56167 }, { "id": 11, ...
2
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -9.14, "mid": -6.05, "hi": -3.73 }
750c85
antilemma_sum_equals_v1_153355830_792
Let $n = 7 \times 7$. Let $x$ be the number of ordered pairs $(i, j)$ of positive integers such that $i \leq 48$, $j \leq 49$, and $i + j = n$. Let $c = 20813$ and $m = 79639$. Find the remainder when $c \cdot x$ is divided by $m$.
43,356
graphs = [ Graph( let={ "_m": Const(79639), "_n": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(7)), right=IntegerRange(start=Const(1), end=Const(7)))), "x": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=...
COMB
GEOM
COMPUTE
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN/COUNT_SUM_EQUALS", "COUNT_SUM_EQUALS" ]
8bee9e
antilemma_sum_equals_v1
null
3
0
[ "COUNT_CARTESIAN", "COUNT_SUM_EQUALS" ]
2
0.013
2026-02-08T04:10:43.710321Z
{ "verified": true, "answer": 43356, "timestamp": "2026-02-08T04:10:43.723562Z" }
969b81
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 198, "completion_tokens": 778 }, "timestamp": "2026-02-23T23:40:28.810Z", "answer": 43356 }, { "i...
1
[ { "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", "status": "no" }, { "lemma": "V8", ...
{ "lo": -4.92, "mid": -2.9, "hi": -0.7 }
39781a
geo_count_lattice_rect_v1_1978505735_2371
Compute the number of lattice points in the rectangle $[0, 377] \times [0, 103]$.
39,312
graphs = [ Graph( let={ "a": Const(377), "b": Const(103), "result": LatticePointsRect(a=Ref(name='a'), b=Ref(name='b')), }, goal=Ref("result"), ) ]
GEOM
null
COUNT
sympy
[]
geo_count_lattice_rect_v1
null
3
0
null
null
0.001
2026-02-08T16:51:16.560033Z
{ "verified": true, "answer": 39312, "timestamp": "2026-02-08T16:51:16.561471Z" }
c11b80
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 72, "completion_tokens": 446 }, "timestamp": "2026-02-24T21:59:13.059Z", "answer": 39312 }, { ...
1
[]
{ "lo": -8.52, "mid": -5.43, "hi": -3.2 }
43ca1f
nt_count_divisible_and_v1_349078426_5
Let $d_1$ be the maximum value of $xy$ over all pairs of positive integers $(x, y)$ such that $x + y = 6$. Let $\mathcal{T}$ be the set of all positive integers $n$ such that $1 \leq n \leq 117612$, $n$ is divisible by $d_1$, and $n$ is divisible by $12$. Let $c = 88853$. Compute the remainder when $c$ times the number...
47,795
graphs = [ Graph( let={ "upper": Const(117612), "d1": MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Sum(Var("x"), Var("y")), Const(6)))), expr=Mul(Var("x"), Var("y"))...
NT
null
COUNT
sympy
B1
[ "B1" ]
5b950e
nt_count_divisible_and_v1
null
3
0
[ "B1" ]
1
5.048
2026-02-08T12:46:13.838076Z
{ "verified": true, "answer": 47795, "timestamp": "2026-02-08T12:46:18.886569Z" }
3f2c84
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 163, "completion_tokens": 1321 }, "timestamp": "2026-02-15T05:22:58.771Z", "answer": 47795 }, ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "K15", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
ba523d
nt_num_divisors_compute_v1_865884756_5710
Let $T$ be the set of all ordered pairs $(x_1, y_1)$ of positive integers such that $x_1 y_1 = 640000$. For each such pair, compute $x_1 + y_1$, and let $m$ be the minimum value among all such sums. Now, let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = m$. For each such pair, comput...
70,550
graphs = [ Graph( let={ "_n": Const(99530), "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")), MinOverSet(set=MapOverSet(set=SolutionsSet(var...
NT
null
COMPUTE
sympy
B3
[ "B3/B3" ]
8ffef9
nt_num_divisors_compute_v1
null
6
0
[ "B3" ]
1
0.002
2026-02-08T18:45:40.050151Z
{ "verified": true, "answer": 70550, "timestamp": "2026-02-08T18:45:40.052129Z" }
c2959a
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 194, "completion_tokens": 1994 }, "timestamp": "2026-02-18T19:23:41.590Z", "answer": 70550 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "K14", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
4a7061
nt_sum_gcd_range_mod_v1_655260480_3085
Let $N$ be the maximum value of $xy$ over all ordered pairs $(x, y)$ of positive integers such that $x + y = 178$. Let $k = 84$ and $M = 11689$. Define $$ \text{sum} = \sum_{n=1}^{N} \gcd(n, k). $$ Let $r$ be the remainder when $\text{sum}$ is divided by $M$. Compute the remainder when $2048 - r$ is divided by $70584$....
70,391
graphs = [ Graph( let={ "_n": Const(178), "N": MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Sum(Var("x"), Var("y")), Ref("_n")))), expr=Mul(Var("x"), Var("y")))), ...
NT
null
COMPUTE
sympy
B1
[ "B1" ]
5b950e
nt_sum_gcd_range_mod_v1
null
5
0
[ "B1" ]
1
1.815
2026-02-08T17:10:36.288173Z
{ "verified": true, "answer": 70391, "timestamp": "2026-02-08T17:10:38.103486Z" }
9cd9bb
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 163, "completion_tokens": 1908 }, "timestamp": "2026-02-17T21:04:34.830Z", "answer": 70391 }, ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "K17", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
4ac804_n
comb_factorial_compute_v1_1218484723_7587
A designer is choosing rectangular tiles for a mosaic. Each tile type is labeled by a pair of positive integers $(a, b)$ with $1 \le a \le 35$ and $1 \le b \le 35$, representing its length and width in arbitrary units. A certain compatibility constant $C$ is defined as the number of pairs of positive integers $(a_1, b_...
5,040
COMB
null
COMPUTE
sympy
B3
[ "B3/QF_PSD_ORBIT/QF_PSD_COUNT" ]
50966c
comb_factorial_compute_v1
null
7
null
[ "B3", "QF_PSD_COUNT", "QF_PSD_ORBIT" ]
3
0.018
2026-02-25T09:01:26.662076Z
null
8e72a0
4ac804
narrative
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 368, "completion_tokens": 2055 }, "timestamp": "2026-03-31T02:35:34.534Z", "answer": 5040 }, { "i...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "QF_PSD_COUNT", "status": "ok_later" }, { "lemma": "QF_PSD_ORBIT", "status": "ok_later" }, { "lemma": "V7", ...
{ "lo": -5.37, "mid": 0.23, "hi": 5.22 }
b15606
comb_count_surjections_v1_655260480_4201
Let $a$ be the number of ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = 5000$. Let $b = 5! \cdot S(7, 5)$, where $S(7, 5)$ denotes the Stirling number of the second kind. Compute the remainder when $a - b$ is divided by $68779$.
54,479
graphs = [ Graph( let={ "n": Const(7), "k": Const(5), "result": Mul(Factorial(Ref("k")), Stirling2(n=Ref(name='n'), k=Ref(name='k'))), "Q": Mod(value=Sub(CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x1"), Var("x2")]), condition=And(IsPositive(arg=Var...
COMB
null
COUNT
sympy
COMB1
[ "COMB1" ]
9f12f1
comb_count_surjections_v1
negation_mod
5
0
[ "COMB1" ]
1
0.003
2026-02-08T17:48:04.561406Z
{ "verified": true, "answer": 54479, "timestamp": "2026-02-08T17:48:04.564672Z" }
2a68a8
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": 1127 }, "timestamp": "2026-02-18T08:42:23.857Z", "answer": 54479 }, ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -4.1, "mid": -1.76, "hi": 1.32 }
9e06bf
diophantine_fbi2_min_v1_1520064083_1119
Let $k = 10$ and let $u = 20$. Define $d$ to be an integer such that $4 \leq d \leq u$, $d$ divides $k$, and $\frac{k}{d}$ is at least the number of ordered pairs $(p, q)$ of positive integers satisfying $pq = 36$, $\gcd(p, q) = 1$, and $p < q$. Let $r$ be the smallest such $d$. Let $S$ be the set of all ordered pairs ...
26
graphs = [ Graph( let={ "k": Const(10), "upper": Const(20), "result": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(4)), Leq(Var("d"), Ref("upper")), Divides(divisor=Var("d"), dividend=Ref("k")), Geq(Div(Ref("k"), Var("d")), CountOverSet(set=...
NT
null
EXTREMUM
sympy
L3B
[ "COUNT_COPRIME_GRID", "COPRIME_PAIRS" ]
37e5b2
diophantine_fbi2_min_v1
negation_mod
5
0
[ "COPRIME_PAIRS", "COUNT_COPRIME_GRID", "L3B" ]
3
0.045
2026-02-08T03:48:08.404288Z
{ "verified": true, "answer": 26, "timestamp": "2026-02-08T03:48:08.449618Z" }
34c16b
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 274, "completion_tokens": 1597 }, "timestamp": "2026-02-10T15:45:37.400Z", "answer": 26 }, { "id"...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "ok" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MAX_VAL", "status":...
{ "lo": -5.55, "mid": -3.02, "hi": 0.31 }
8b686f
modular_count_residue_v1_168721529_1390
Let $m$ be the number of ordered pairs $(a,b)$ where $a$ is an integer with $1 \leq a \leq 3$ and $b$ is an integer with $1 \leq b \leq 4$. Let $r = 2$ and let $N$ be the number of positive integers $n$ such that $1 \leq n \leq 86436$ and $n \equiv r \pmod{m}$. Compute the remainder when $78793 \cdot N$ is divided by $...
32,635
graphs = [ Graph( let={ "upper": Const(86436), "m": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(3)), right=IntegerRange(start=Const(1), end=Const(4)))), "r": Const(2), "result": CountOverSet(set=SolutionsSet(var=Var("n"), cond...
NT
null
COUNT
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN" ]
409d7d
modular_count_residue_v1
null
3
0
[ "COUNT_CARTESIAN" ]
1
5.593
2026-02-08T13:40:39.299476Z
{ "verified": true, "answer": 32635, "timestamp": "2026-02-08T13:40:44.892630Z" }
5f8b87
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 233, "completion_tokens": 2471 }, "timestamp": "2026-02-09T16:26:28.184Z", "answer": 32635 }, { "...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "V7",...
{ "lo": -1.95, "mid": 2.14, "hi": 6.33 }
8bcde6
algebra_vieta_sum_v1_1353956133_69
Let $a$ be the number of ordered pairs $(p,q)$ of positive integers such that $p < q$, $pq = 12$, and $\gcd(p,q) = 1$. Define $f(x) = x^a - 2x - 24$. Let $R$ be the set of real roots of $f(x) = 0$. Compute the product of all elements in $R$, and subtract this product from $66666$. Find the value of the result.
66,690
graphs = [ Graph( let={ "_n": Const(66666), "result": ProductOverSet(set=SolutionsSet(var=Var(name='x'), condition=Eq(left=Sum(Pow(base=Var(name='x'), exp=CountOverSet(set=SolutionsSet(var=Var(name='p'), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
algebra_vieta_sum_v1
null
4
0
[ "COPRIME_PAIRS" ]
1
0.007
2026-02-08T11:17:17.510999Z
{ "verified": true, "answer": 66690, "timestamp": "2026-02-08T11:17:17.517587Z" }
381733
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 149, "completion_tokens": 529 }, "timestamp": "2026-02-14T11:28:10.321Z", "answer": 66690 }, {...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" ...
{ "lo": -6.96, "mid": -4.56, "hi": -1.46 }
78c477
modular_sum_quadratic_residues_v1_397696148_2532
Let $p$ be the smallest prime divisor of 183247919. Compute $\frac{p(p-1)}{4}$.
3,164
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(183247919))))), "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
4
0
[ "MIN_PRIME_FACTOR" ]
1
0.003
2026-02-08T13:24:03.659378Z
{ "verified": true, "answer": 3164, "timestamp": "2026-02-08T13:24:03.662187Z" }
b4c7ef
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 72, "completion_tokens": 1920 }, "timestamp": "2026-02-15T14:40:18.426Z", "answer": 3164 }, { ...
1
[ { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "VAL_SUM_EQ", ...
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
503aef
nt_max_prime_below_v1_1915831931_1311
Let $S$ be the set of all positive integers $p$ for which there exists a positive integer $q$ such that $p \cdot q = 18$, $\gcd(p, q) = 1$, and $p < q$. Let $T$ be the set of all prime numbers $n$ such that $n \ge |S|$ and $n \le 48841$. Determine the value of the largest element in $T$.
48,823
graphs = [ Graph( let={ "upper": Const(48841), "result": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), V...
NT
null
EXTREMUM
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
nt_max_prime_below_v1
null
3
0
[ "COPRIME_PAIRS" ]
1
1.398
2026-02-08T15:59:47.251967Z
{ "verified": true, "answer": 48823, "timestamp": "2026-02-08T15:59:48.650424Z" }
80344f
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 142, "completion_tokens": 3975 }, "timestamp": "2026-02-16T19:31:02.028Z", "answer": 48823 }, ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
b7a5c8
comb_count_surjections_v1_1820931509_240
Let $n$ be the number of ordered pairs $(i, j)$ of positive integers such that $i + j = 8$, $1 \le i \le 6$, and $1 \le j \le 7$. Let $k = 3$. Compute $k! \cdot S(n, k)$, where $S(n, k)$ denotes the Stirling number of the second kind. Find the remainder when this result is multiplied by $53011$ and then divided by $842...
51,969
graphs = [ Graph( let={ "_n": Const(8), "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(6)), right=IntegerRange(start=Const(1), end=Const...
COMB
null
COUNT
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS" ]
75ab0f
comb_count_surjections_v1
null
5
0
[ "COUNT_SUM_EQUALS" ]
1
0.011
2026-02-08T11:27:34.152713Z
{ "verified": true, "answer": 51969, "timestamp": "2026-02-08T11:27:34.163895Z" }
700e47
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 217, "completion_tokens": 1657 }, "timestamp": "2026-02-24T13:57:37.394Z", "answer": 51969 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SUM", "stat...
{ "lo": -2.35, "mid": 1.22, "hi": 4.84 }
1def89
nt_num_divisors_compute_v1_2051736721_5038
Let $S$ be the set of all ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = 20000$. Let $n$ be the number of elements in $S$. Define $\text{result} = \tau(n)$, where $\tau(m)$ denotes the number of positive divisors of $m$. Compute the remainder when $44121 \cdot \text{result}$ is divided by 60...
9,651
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")),...
NT
null
COMPUTE
sympy
COMB1
[ "COMB1" ]
567f58
nt_num_divisors_compute_v1
null
3
0
[ "COMB1" ]
1
0.002
2026-02-08T18:21:06.658985Z
{ "verified": true, "answer": 9651, "timestamp": "2026-02-08T18:21:06.661249Z" }
f7da2a
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": 957 }, "timestamp": "2026-02-18T16:18:48.364Z", "answer": 9651 }, { ...
1
[ { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
716cdf
lin_form_endings_v1_601307018_130
Let $K = \gcd(70, 98)$ and $T = 61$. Define $L = \left\lfloor \frac{T}{\gcd(T, K)} \right\rfloor$ and $P = 17409 \cdot L$. Find the remainder when $P$ is divided by $56870$.
38,289
graphs = [ Graph( let={ "a_coeff": Const(70), "b_coeff": Const(98), "k_val": Const(61), "step": GCD(a=Ref("a_coeff"), b=Ref("b_coeff")), "_inner_result": Floor(Div(Ref("k_val"), GCD(a=Ref("k_val"), b=Ref("step")))), "_scale_k": Const(17...
NT
COMB
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
lin_form_endings_v1
null
3
null
[ "LIN_FORM" ]
1
0.001
2026-03-10T00:46:01.837858Z
{ "verified": true, "answer": 38289, "timestamp": "2026-03-10T00:46:01.839304Z" }
31f79b
CC BY 4.0
null
null
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V5", "s...
{ "lo": -10, "mid": 0, "hi": 10 }
9bb2a6
algebra_poly_eval_v1_898971024_2525
Compute the value of \[ 4 \cdot 25^{\sum_{k=1}^{2} \varphi(k) \left\lfloor \frac{2}{k} \right\rfloor} + 3 \cdot 25^2 - 4 \cdot 25 + s, \] where $s$ is the number of positive integers $p$ for which there exists a positive integer $q$ such that $p < q$, $\gcd(p, q) = 1$, and $p \cdot q = 370440$.
64,283
graphs = [ Graph( let={ "_m": Const(4), "_n": Const(2), "z": Const(25), "result": Sum(Mul(Ref("_m"), Pow(Ref("z"), Summation(var="k", start=Const(1), end=Const(2), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Const(2), Var("k"))))))), Mul(Const(3), Pow(Ref("z"), R...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS", "K2" ]
5d07bf
algebra_poly_eval_v1
null
5
0
[ "COPRIME_PAIRS", "K2" ]
2
0.022
2026-02-08T16:47:51.500457Z
{ "verified": true, "answer": 64283, "timestamp": "2026-02-08T16:47:51.522058Z" }
450f1e
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 160, "completion_tokens": 2199 }, "timestamp": "2026-02-17T13:00:56.178Z", "answer": 64283 }, ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
4955f8
comb_binomial_compute_v1_1520064083_2011
Let $n$ be the number of integers $j$ with $0 \leq j \leq 1360$ such that $\binom{1360}{j}$ is odd. Let $k$ be the number of integers $t$ with $15 \leq t \leq 45$ for which there exist positive integers $a \leq 3$ and $b \leq 3$ such that $t = 9a + 6b$. Let $c = 44589$ and $m = 52343$. Compute the remainder when $c \cd...
15,625
graphs = [ Graph( let={ "_n": Const(52343), "n": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Const(1360)), Eq(Mod(value=Binom(n=Const(1360), k=Var("j")), modulus=Const(2)), Const(1))), domain='nonnegative_integers')), "...
ALG
COMB
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM", "V8" ]
a2d4b4
comb_binomial_compute_v1
null
7
0
[ "LIN_FORM", "V8" ]
2
0.004
2026-02-08T04:27:15.834566Z
{ "verified": true, "answer": 15625, "timestamp": "2026-02-08T04:27:15.838401Z" }
2e0da5
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 250, "completion_tokens": 1829 }, "timestamp": "2026-02-24T00:40:12.513Z", "answer": 15625 }, { "...
1
[ { "lemma": "K16", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V8", "status": "ok" }, { "lemma...
{ "lo": -2.46, "mid": 0.47, "hi": 3.59 }
54c31f
comb_binomial_compute_v1_1874849503_1091
Let $m = 25200$ and $n = 13013$. Let $S$ be the set of all positive integers $p$ such that there exists a positive integer $q$ with $p < q$, $pq = 108$, and $\gcd(p, q) = 1$. Let $d_0$ be the number of elements in $S$. Define $k$ to be the smallest positive divisor of $n$ that is at least $d_0$. Compute $\binom{15}{k}$...
18,765
graphs = [ Graph( let={ "_m": Const(25200), "_n": Const(13013), "n": Const(15), "k": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(n...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS/MIN_PRIME_FACTOR" ]
52cee2
comb_binomial_compute_v1
null
6
0
[ "COPRIME_PAIRS", "MIN_PRIME_FACTOR" ]
2
0.003
2026-02-08T13:34:11.355988Z
{ "verified": true, "answer": 18765, "timestamp": "2026-02-08T13:34:11.359053Z" }
720dff
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 239, "completion_tokens": 1502 }, "timestamp": "2026-02-10T00:58:34.864Z", "answer": 18765 }, { "...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok_later" }, { "lemma": "MOD_MUL", "s...
{ "lo": -8.26, "mid": -5.01, "hi": -1.76 }
cfc5c4
antilemma_sum_equals_v1_655260480_3542
Let $n$ be the number of ordered pairs $(i, j)$ where $i \in \{1, 2\}$ and $j \in \{1, 2, \dots, 29\}$. Let $x$ be the number of ordered pairs $(i, j)$ of positive integers such that $i + j = n$ and $1 \leq i, j \leq 58$. Compute the remainder when $16332 \cdot x$ is divided by $54041$.
12,227
graphs = [ Graph( let={ "_n": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(2)), right=IntegerRange(start=Const(1), end=Const(29)))), "x": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Ref...
COMB
GEOM
COMPUTE
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN/COUNT_SUM_EQUALS", "COUNT_SUM_EQUALS" ]
8bee9e
antilemma_sum_equals_v1
null
4
0
[ "COUNT_CARTESIAN", "COUNT_SUM_EQUALS" ]
2
0.009
2026-02-08T17:25:26.695965Z
{ "verified": true, "answer": 12227, "timestamp": "2026-02-08T17:25:26.704658Z" }
3a9bfa
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 150, "completion_tokens": 725 }, "timestamp": "2026-02-18T01:41:00.048Z", "answer": 12227 }, {...
1
[ { "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", "status": "no" }, { "lemma": "V8", ...
{ "lo": -2.38, "mid": 1.74, "hi": 6.59 }
daec4e
alg_qf_psd_count_v1_601307018_8838
Find the number of ordered pairs $(a, b)$ of positive integers with $1 \le a, b \le 433$ such that $$ 10a^2 + 8b^2 - 8ab = 1308320. $$
15
graphs = [ Graph( let={ "result": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Const(433)), Geq(Var("b"), Const(1)), Leq(Var("b"), Const(433)), Eq(Sum(Mul(Const(10), Pow(Var("a"), Const(2))), Mul(Const(8), Pow(Var("b...
ALG
null
COUNT
sympy
QF_PSD_MIN
[ "QF_PSD_COUNT_LEQ", "POLY4_COUNT" ]
c72518
alg_qf_psd_count_v1
null
5
null
[ "POLY4_COUNT", "QF_PSD_COUNT_LEQ", "QF_PSD_MIN" ]
3
16.161
2026-03-10T09:17:03.321540Z
{ "verified": true, "answer": 15, "timestamp": "2026-03-10T09:17:19.482642Z" }
1f5f7b
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 163, "completion_tokens": 14190 }, "timestamp": "2026-04-19T09:56:54.067Z", "answer": 15 }, { "i...
1
[ { "lemma": "POLY4_COUNT", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT_LEQ", "status": "ok" } ]
{ "lo": -5.34, "mid": 1.1, "hi": 7.53 }
405545
nt_count_coprime_v1_153355830_1390
Let $k$ be the number of positive integers $p$ for which there exists a positive integer $q$ such that $pq = 600$, $\gcd(p, q) = 1$, and $p < q$. Determine the number of positive integers $n$ such that $1 \le n \le 59536$ and $\gcd(n, k) = 1$.
29,768
graphs = [ Graph( let={ "upper": Const(59536), "k": CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), Var(name='q')), right=Const(value=600)), Eq(left=GCD(a=Var(name='p'), b=Var(...
NT
null
COUNT
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
nt_count_coprime_v1
null
4
0
[ "COPRIME_PAIRS" ]
1
4.778
2026-02-08T06:22:31.444129Z
{ "verified": true, "answer": 29768, "timestamp": "2026-02-08T06:22:36.222514Z" }
552071
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 127, "completion_tokens": 1311 }, "timestamp": "2026-02-12T23:08:19.883Z", "answer": 29768 }, ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "K13", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
a640cf
comb_count_surjections_v1_48377204_2586
Let $n = 7$ and let $k$ be the number of ordered pairs $(i, j)$ of positive integers such that $i + j = 6$ and $1 \leq i, j \leq 4$. Compute $k! \cdot S(n, k)$, where $S(n, k)$ denotes the Stirling number of the second kind. Find the value of this expression.
1,806
graphs = [ Graph( let={ "_n": Const(6), "n": Const(7), "k": 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(4)), right=IntegerRang...
COMB
null
COUNT
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS" ]
75ab0f
comb_count_surjections_v1
null
4
0
[ "COUNT_SUM_EQUALS" ]
1
0.021
2026-02-08T16:49:54.591257Z
{ "verified": true, "answer": 1806, "timestamp": "2026-02-08T16:49:54.612288Z" }
43546a
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 130, "completion_tokens": 1303 }, "timestamp": "2026-02-17T14:28:28.651Z", "answer": 1806 }, {...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status"...
{ "lo": -4.1, "mid": -1.76, "hi": 1.32 }
3b67df
antilemma_sum_equals_v1_798873815_404
Let $S$ be the set of all integers $t$ with $18 \leq t \leq 110$ for which there exist positive integers $a \leq 17$ and $b \leq 3$ such that $t = 4a + 14b$. Let $n = |S|$. Compute the number of ordered pairs $(i, j)$ of positive integers with $1 \leq i, j \leq 41$ such that $i + j = n$.
40
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=17)), Geq(left=Var(name='b'), right=Const(value...
COMB
GEOM
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM/COUNT_SUM_EQUALS", "COUNT_SUM_EQUALS" ]
ada383
antilemma_sum_equals_v1
null
4
0
[ "COUNT_SUM_EQUALS", "LIN_FORM" ]
2
0.1
2026-02-08T02:38:04.898326Z
{ "verified": true, "answer": 40, "timestamp": "2026-02-08T02:38:04.998767Z" }
909c7c
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 222, "completion_tokens": 3459 }, "timestamp": "2026-02-08T19:28:38.934Z", "answer": 40 }, { "id"...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V8", "statu...
{ "lo": -0.81, "mid": 1.02, "hi": 2.61 }
67b98f
antilemma_v8_lucas_865884756_298
Let $m=36$. Consider all ordered pairs $(x,y)$ of positive integers such that $xy=m$. Let $S$ be the set of all possible values of $x+y$ for such pairs, and let $n$ be the smallest element of $S$. Let $X$ be the number of integers $j$ with $0\le j\le 98991$ for which the binomial coefficient $\binom{98991}{j}$ is odd....
203
graphs = [ Graph( let={ "_m": Const(36), "_n": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x1"), Var("y")]), condition=And(IsPositive(arg=Var(name='x1')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x1"), Var("y")), Ref("_m")))), expr=Sum(Var("x1"), Var("y"))))...
NT
COMB
COMPUTE
sympy
B3
[ "B3/MAX_PRIME_BELOW", "V8" ]
7e2e3b
antilemma_v8_lucas
bell_mod
6
0
[ "B3", "MAX_PRIME_BELOW", "V8" ]
3
0.004
2026-02-08T15:18:32.724901Z
{ "verified": true, "answer": 203, "timestamp": "2026-02-08T15:18:32.728720Z" }
326664
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 285, "completion_tokens": 1003 }, "timestamp": "2026-02-10T06:47:18.186Z", "answer": 203 } ]
2
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" }, { "lemma": "MOD_MUL", "status": "no" ...
{ "lo": -10, "mid": -1.96, "hi": 6.09 }
357533
nt_sum_phi_v1_548369836_323
Let $S$ be the set of all positive integers $n$ such that $1 \leq n \leq 500$. For each $n$, let $\phi(n)$ denote Euler's totient function. Compute the sum of $\phi(n)$ over all $n \in S$.
76,116
graphs = [ Graph( let={ "upper": Const(500), "result": SumOverSet(set=MapOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("upper")))), expr=EulerPhi(n=Var("n")))), }, goal=Ref("result"), ) ]
NT
null
SUM
sympy
L3B
[ "B3" ]
0cd20d
nt_sum_phi_v1
null
4
0
[ "B3", "L3B" ]
2
0.144
2026-02-08T02:51:56.826001Z
{ "verified": true, "answer": 76116, "timestamp": "2026-02-08T02:51:56.970237Z" }
bc7e38
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 171, "completion_tokens": 17956 }, "timestamp": "2026-02-23T17:57:38.832Z", "answer": 75990 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": 3.92, "mid": 5.59, "hi": 7.61 }
dcc760
antilemma_k3_v1_655260480_2573
Let $n = 82570$. Define $x = \sum_{d \mid n} \phi(d)$, where $\phi$ denotes Euler's totient function. Let $\mathcal{S}$ be the set of all real numbers $x_1$ such that $$ x_1^2 - 7091x_1 + 678418 = 0. $$ Compute the remainder when $x$ multiplied by the sum of all elements of $\mathcal{S}$ is divided by $76290$.
54,410
graphs = [ Graph( let={ "_n": Const(82570), "x": SumOverDivisors(n=Ref(name='_n'), var='d', expr=EulerPhi(n=Var(name='d'))), "Q": Mod(value=Mul(SumOverSet(set=SolutionsSet(var=Var("x1"), condition=Eq(Sum(Pow(Var("x1"), Const(2)), Mul(Const(-7091), Var("x1")), Const(678418...
NT
COMB
COMPUTE
sympy
VIETA_SUM
[ "VIETA_SUM", "IDENTITY_MUL_ZERO", "K3" ]
23907a
antilemma_k3_v1
affine_mod
4
0
[ "IDENTITY_MUL_ZERO", "K3", "VIETA_SUM" ]
3
0.002
2026-02-08T16:50:24.130846Z
{ "verified": true, "answer": 54410, "timestamp": "2026-02-08T16:50:24.133342Z" }
68ae22
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 149, "completion_tokens": 1249 }, "timestamp": "2026-02-17T13:20:54.271Z", "answer": 54410 }, ...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "IDENTITY_MUL_ZERO", "status": "ok" }, { "lemma": "K13", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K3", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "sta...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
7424f7
diophantine_sum_product_min_v1_1820931509_726
Let $P$ be the number of positive integers $k$ such that $1 \leq k \leq 516672$ and $144$ divides $k$. Let $S = 124$ and $n = 123$. Determine the smallest positive integer $x \leq 123$ such that $$ x(S - x) = P. $$ Find the value of this $x$.
46
graphs = [ Graph( let={ "_n": Const(123), "S": Const(124), "P": CountOverSet(set=SolutionsSet(var=Var("k"), condition=And(Geq(Var("k"), Const(1)), Leq(Var("k"), Const(516672)), Divides(divisor=Const(144), dividend=Var("k"))), domain='positive_integers')), "res...
ALG
NT
EXTREMUM
sympy
LIN_FORM
[ "C2" ]
9685eb
diophantine_sum_product_min_v1
null
5
0
[ "C2", "LIN_FORM" ]
2
0.072
2026-02-08T11:50:28.200851Z
{ "verified": true, "answer": 46, "timestamp": "2026-02-08T11:50:28.273323Z" }
e8a332
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 128, "completion_tokens": 742 }, "timestamp": "2026-02-14T19:30:44.173Z", "answer": 46 }, { ...
1
[ { "lemma": "C2", "status": "ok" }, { "lemma": "L3b", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -6.96, "mid": -4.56, "hi": -1.46 }
9fd487
diophantine_product_count_v1_1470522791_69
Let $k$ be the minimum value of $x + y$ over all ordered pairs of positive integers $(x, y)$ such that $xy = 900$. Let $R$ be the number of positive integers $x$ such that $1 \leq x \leq 32$, $x$ divides $k$, and $\frac{k}{x} \leq 32$. Compute the remainder when $44121 \cdot R$ is divided by $62032$.
6,986
graphs = [ Graph( let={ "k": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(900)))), expr=Sum(Var("x"), Var("y")))), "upper": Const(32),...
NT
null
COUNT
sympy
B3
[ "B3" ]
0cd20d
diophantine_product_count_v1
null
4
0
[ "B3" ]
1
0.006
2026-02-08T12:48:41.968962Z
{ "verified": true, "answer": 6986, "timestamp": "2026-02-08T12:48:41.974724Z" }
44f359
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 143, "completion_tokens": 1336 }, "timestamp": "2026-02-15T05:08:34.931Z", "answer": 6986 }, {...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" } ...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
caf277
comb_count_permutations_fixed_v1_677425708_1831
Let $n = 6$. Let $k$ be the number of ordered pairs $(i,j)$ of integers such that $1 \leq i \leq 4$, $1 \leq j \leq 4$, and $i + j = 4$. Define $$ \text{result} = \binom{n}{k} \cdot !\left(n - k\right), $$ where $!m$ denotes the number of derangements of $m$ elements. Let $Q$ be the remainder when $44121 \cdot \text{re...
69,276
graphs = [ Graph( let={ "n": Const(6), "k": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Const(4)), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(4)), right=IntegerRange(start=Const(1), end=Const(4...
COMB
null
COUNT
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS" ]
75ab0f
comb_count_permutations_fixed_v1
null
4
0
[ "COUNT_SUM_EQUALS" ]
1
0.012
2026-02-08T04:29:16.427008Z
{ "verified": true, "answer": 69276, "timestamp": "2026-02-08T04:29:16.439239Z" }
897cf8
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 247, "completion_tokens": 815 }, "timestamp": "2026-02-10T01:39:00.156Z", "answer": 69276 }, { "i...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V8", ...
{ "lo": -2.46, "mid": 0.47, "hi": 3.59 }
6e76d3
diophantine_sum_product_min_v1_898971024_2067
Let $n = 2116$. Let $S$ be the minimum value of $x + y$ where $x$ and $y$ are positive integers such that $xy = 2116$. Let $P = 2035$. Determine the smallest positive integer $x_1$ such that $1 \leq x_1 \leq 91$ and $x_1(S - x_1) = P$. Let $Q = 21321 - x_1$. Find the value of $Q$.
21,284
graphs = [ Graph( let={ "_n": Const(2116), "S": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Ref("_n")))), expr=Sum(Var("x"), Var("y")))), ...
NT
null
EXTREMUM
sympy
B3
[ "B3" ]
0cd20d
diophantine_sum_product_min_v1
null
7
0
[ "B3" ]
1
0.011
2026-02-08T16:31:30.223584Z
{ "verified": true, "answer": 21284, "timestamp": "2026-02-08T16:31:30.234758Z" }
1f6003
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": 726 }, "timestamp": "2026-02-17T06:37:27.093Z", "answer": 21284 }, {...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V5", "status": "no" ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
1b7eae
sequence_lucas_compute_v1_153355830_767
Let $m = 2$ and $N = 97178$. Let $d_{\text{max}}$ be the largest positive divisor of 638 that is at most 22. Define $n$ to be the largest prime number $p$ such that $m \leq p \leq d_{\text{max}}$. Let $L_n$ denote the $n$th Lucas number. Compute the remainder when $44121 \cdot L_n$ is divided by $N$.
63,797
graphs = [ Graph( let={ "_m": Const(2), "_n": Const(97178), "n": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Ref("_m")), Leq(Var("n"), MaxOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(1)), Leq(Var("d"), Const(22)), Divi...
NT
null
COMPUTE
sympy
MAX_DIVISOR
[ "MAX_DIVISOR/MAX_PRIME_BELOW" ]
495f8b
sequence_lucas_compute_v1
null
4
0
[ "MAX_DIVISOR", "MAX_PRIME_BELOW" ]
2
0.002
2026-02-08T04:09:53.386678Z
{ "verified": true, "answer": 63797, "timestamp": "2026-02-08T04:09:53.388188Z" }
4ae927
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 213, "completion_tokens": 1197 }, "timestamp": "2026-02-10T15:39:02.349Z", "answer": 63797 }, { ...
1
[ { "lemma": "K5", "status": "no" }, { "lemma": "MAX_DIVISOR", "status": "ok" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" }, { "lemma": "V5", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" }, { ...
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
eac452
comb_bell_compute_v1_865884756_3909
Let $A$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 64$. Let $B$ be the set of all values of $x + y$ where $(x, y) \in A$. Let $m$ be the minimum element of $B$. Let $S$ be the set of all positive integers $n_1$ such that $1 \leq n_1 \leq m$ and the sum of the decimal digits of $n_1$ i...
26,083
graphs = [ Graph( let={ "_n": Const(83984), "n": CountOverSet(set=SolutionsSet(var=Var("n1"), condition=And(Geq(Var("n1"), Const(1)), Leq(Var("n1"), MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPos...
COMB
null
COMPUTE
sympy
B3
[ "B3/L3B" ]
aaa20b
comb_bell_compute_v1
null
4
0
[ "B3", "L3B" ]
2
0.002
2026-02-08T17:39:46.007357Z
{ "verified": true, "answer": 26083, "timestamp": "2026-02-08T17:39:46.009669Z" }
6532ec
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 201, "completion_tokens": 1274 }, "timestamp": "2026-02-18T05:31:38.153Z", "answer": 26083 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "L3B", "status": "ok_later" }, { "lemma": "V7", "status": "no" }...
{ "lo": -2.38, "mid": 1.74, "hi": 6.59 }
fbabac
comb_sum_binomial_row_v1_124444284_5214
Let $n$ be the largest positive integer $k$ such that $2^k \leq 6121$. Compute $2^n$.
4,096
graphs = [ Graph( let={ "_n": Const(2), "n": MaxOverSet(set=SolutionsSet(var=Var("k"), condition=Leq(Pow(Ref("_n"), Var("k")), Const(6121)))), "result": Pow(Const(2), Ref("n")), }, goal=Ref("result"), ) ]
NT
null
SUM
sympy
MAX_VAL
[ "MAX_VAL" ]
1da621
comb_sum_binomial_row_v1
null
2
0
[ "MAX_VAL" ]
1
0.001
2026-02-08T06:27:05.783899Z
{ "verified": true, "answer": 4096, "timestamp": "2026-02-08T06:27:05.785263Z" }
251f54
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 87, "completion_tokens": 235 }, "timestamp": "2026-02-15T17:33:02.320Z", "answer": 8192 }, { "id": 11, ...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K16", "status": "same_pattern_wrong" }, { "lemma": "MAX_VAL", "status": "ok" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "...
{ "lo": -8.32, "mid": -5.11, "hi": -2.37 }
063a7d
diophantine_fbi2_count_v1_124444284_9157
Let $d$ be a positive integer. Define $k = 60$. Let $S$ be the set of all positive integers $k'$ such that $1 \leq k' \leq 4602$ and $78$ divides $k'$. Let $T$ be the set of all integers $d$ such that $5 \leq d \leq |S|$, $d$ divides $k$, and $4 \leq \frac{k}{d} \leq 58$. Compute the number of elements in $T$.
5
graphs = [ Graph( let={ "_n": Const(58), "k": Const(60), "result": CountOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(5)), Leq(Var("d"), CountOverSet(set=SolutionsSet(var=Var("k"), condition=And(Geq(Var("k"), Const(1)), Leq(Var("k"), Const(4602)...
NT
null
COUNT
sympy
C5
[ "C2" ]
9685eb
diophantine_fbi2_count_v1
null
4
0
[ "C2", "C5" ]
2
0.066
2026-02-08T12:15:07.892743Z
{ "verified": true, "answer": 5, "timestamp": "2026-02-08T12:15:07.958501Z" }
1d0c4c
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 159, "completion_tokens": 944 }, "timestamp": "2026-02-14T23:28:51.068Z", "answer": 5 }, { ...
1
[ { "lemma": "C2", "status": "ok" }, { "lemma": "K18", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
d93913
nt_count_digit_sum_v1_168721529_1568
Let $n = 7$. Define $u = \left( \sum_{d \mid n} \phi(d) \right) - n$, where $\phi$ is Euler's totient function. Let $p = 5 + u$. Define $w$ to be the remainder when $((p-1)! + 1)$ is divided by $p$. Let $\text{target\_sum} = 20 + w$. Determine the value of the number of positive integers $n$ such that $1 \leq n \leq 99...
5,631
graphs = [ Graph( let={ "n": Const(7), "u": Sub(SumOverDivisors(n=Ref(name='n'), var='d', expr=EulerPhi(n=Var(name='d'))), Ref("n")), "p": Sum(Const(5), Ref("u")), "w": Mod(value=Sum(Factorial(Sub(Ref("p"), Const(1))), Const(1)), modulus=Ref("p")), ...
NT
null
COUNT
sympy
EULER_TOTIENT_SUM
[ "EULER_TOTIENT_SUM", "WILSON" ]
bd04a1
nt_count_digit_sum_v1
null
4
2
[ "EULER_TOTIENT_SUM", "WILSON" ]
2
3.852
2026-02-08T13:46:57.943027Z
{ "verified": true, "answer": 5631, "timestamp": "2026-02-08T13:47:01.794719Z" }
cfb13d
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 249, "completion_tokens": 1977 }, "timestamp": "2026-02-09T18:59:56.702Z", "answer": 5631 }, { "i...
1
[ { "lemma": "EULER_TOTIENT_SUM", "status": "ok" }, { "lemma": "K14", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma...
{ "lo": -6.5, "mid": -0.2, "hi": 6.11 }
b6664f
diophantine_fbi2_min_v1_124444284_4441
Let $m = 8$ and $n = 2$. Let $k = 26$. Define $u = \sum_{i=1}^{m} i$. Let $d$ be the smallest integer such that $d \geq 3$, $d \leq u$, $d$ divides $k$, and $\frac{k}{d} \geq n$. Compute $\sum_{j=1}^{|d|} \phi(j)$, where $\phi$ is Euler's totient function.
58
graphs = [ Graph( let={ "_m": Const(8), "_n": Const(2), "k": Const(26), "upper": Summation(var="k", start=Const(1), end=Ref("_m"), expr=Var("k")), "result": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Summation(var="k", st...
NT
null
EXTREMUM
sympy
SUM_ARITHMETIC
[ "SUM_ARITHMETIC", "COPRIME_PAIRS" ]
ac053f
diophantine_fbi2_min_v1
null
4
0
[ "COPRIME_PAIRS", "SUM_ARITHMETIC" ]
2
0.017
2026-02-08T06:01:36.351495Z
{ "verified": true, "answer": 58, "timestamp": "2026-02-08T06:01:36.368755Z" }
dbbf7e
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 149, "completion_tokens": 915 }, "timestamp": "2026-02-12T18:17:30.160Z", "answer": 58 }, { ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, ...
{ "lo": -7.01, "mid": -4.68, "hi": -2.15 }
18f1b2
nt_count_divisors_in_range_v1_784195855_1887
Let $n = 25200$. Let $a = 16$ and let $b$ be the number of prime numbers $n$ such that $2 \leq n \leq 62861$. Compute the number of positive divisors $d$ of $n$ such that $a \leq d \leq b$, and call this count $\text{result}$. Find the remainder when $44121 \times \text{result}$ is divided by $64514$.
39,254
graphs = [ Graph( let={ "_n": Const(44121), "n": Const(25200), "a": Const(16), "b": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Const(62861)), IsPrime(Var("n"))))), "result": CountOverSet(set=Sol...
NT
null
COUNT
sympy
COUNT_PRIMES
[ "COUNT_PRIMES" ]
07c874
nt_count_divisors_in_range_v1
null
4
0
[ "COUNT_PRIMES" ]
1
0.076
2026-02-08T05:22:58.738414Z
{ "verified": true, "answer": 39254, "timestamp": "2026-02-08T05:22:58.814236Z" }
a3b022
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 143, "completion_tokens": 4550 }, "timestamp": "2026-02-12T07:00:50.657Z", "answer": 39254 }, ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "ok" }, { "lemma": "K16", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V8", ...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
1d453a
diophantine_product_count_v1_898971024_2603
Let $A$ be the set of positive integers $n$ such that $1 \le n \le 771$ and $\gcd(n, 14) = 1$. Let $u$ denote the number of elements in $A$. Let $k = 720$. Determine the number of positive integers $x$ such that $1 \le x \le u$, $x$ divides $k$, and $k/x \le u$.
26
graphs = [ Graph( let={ "_n": Const(771), "k": Const(720), "upper": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("_n")), Eq(GCD(a=Var("n"), b=Const(14)), Const(1))))), "result": CountOverSet(set=Solutions...
NT
null
COUNT
sympy
C4
[ "C4" ]
08d162
diophantine_product_count_v1
null
5
0
[ "C4" ]
1
0.025
2026-02-08T16:52:39.081660Z
{ "verified": true, "answer": 26, "timestamp": "2026-02-08T16:52:39.106179Z" }
d362e2
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 139, "completion_tokens": 1593 }, "timestamp": "2026-02-17T14:07:25.427Z", "answer": 26 }, { ...
1
[ { "lemma": "C4", "status": "ok" }, { "lemma": "K15", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }