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7eff5b
sequence_count_fib_divisible_v1_50713871_25
Let $u$ be the number of ordered pairs $(i,j)$ with $1 \leq i \leq 10$, $1 \leq j \leq 19$, and $\gcd(i,j) = 1$. Let $d = 12$. Compute the number of positive integers $n$ such that $1 \leq n \leq u$ and $d$ divides the $n$-th Fibonacci number. Let this count be $c$. Find the remainder when $44121 \cdot c$ is divided by...
61,344
graphs = [ Graph( let={ "_n": Const(44121), "upper": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(GCD(a=Var("i"), b=Var("j")), Const(1)), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(10)), right=IntegerRange(start=Const(1...
NT
null
COUNT
sympy
COUNT_COPRIME_GRID
[ "COUNT_COPRIME_GRID" ]
20ec03
sequence_count_fib_divisible_v1
null
6
0
[ "COUNT_COPRIME_GRID" ]
1
0.007
2026-02-08T02:43:36.511536Z
{ "verified": true, "answer": 61344, "timestamp": "2026-02-08T02:43:36.518888Z" }
c39476
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": 2318 }, "timestamp": "2026-02-08T19:45:09.031Z", "answer": 61344 }, { "...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "ok" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "V7", "status": "n...
{ "lo": -0.08, "mid": 2.16, "hi": 4.1 }
ffb5f3
nt_num_divisors_compute_v1_1918700295_686
Let $n$ be the maximum value of $xy$ over all pairs of positive integers $(x, y)$ such that $x + y = 34$. Let $r$ be the number of positive divisors of $n$. Find the remainder when $44121 \cdot r$ is divided by $59575$.
13,213
graphs = [ Graph( let={ "_n": Const(34), "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_num_divisors_compute_v1
null
4
0
[ "B1" ]
1
0.003
2026-02-08T03:23:08.990036Z
{ "verified": true, "answer": 13213, "timestamp": "2026-02-08T03:23:08.993055Z" }
5e3667
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 177, "completion_tokens": 378 }, "timestamp": "2026-02-10T14:11:55.018Z", "answer": 13213 }, { "i...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "K15", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -7.01, "mid": -4.68, "hi": -2.15 }
a368bc
antilemma_sum_equals_v1_1520064083_4189
Let $x$ be the number of ordered pairs $(i, j)$ of positive integers such that $i + j = 57$, $1 \leq i \leq 55$, and $1 \leq j \leq 56$. Compute the value of $$ x + \phi(x + 1) + \tau(x + 1), $$ where $\phi(n)$ denotes the number of positive integers less than or equal to $n$ that are relatively prime to $n$, and $\t...
87
graphs = [ Graph( let={ "x": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Const(57)), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(55)), right=IntegerRange(start=Const(1), end=Const(56))))), "Q": ...
COMB
GEOM
COMPUTE
sympy
COUNT_SUM_EQUALS
[ "COUNT_SUM_EQUALS" ]
75ab0f
antilemma_sum_equals_v1
null
3
0
[ "COUNT_SUM_EQUALS" ]
1
0.006
2026-02-08T06:08:19.933264Z
{ "verified": true, "answer": 87, "timestamp": "2026-02-08T06:08:19.938969Z" }
8a9388
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 232, "completion_tokens": 732 }, "timestamp": "2026-02-24T05:28:09.054Z", "answer": 87 }, { "id":...
2
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "n...
{ "lo": -9.23, "mid": -6.18, "hi": -4.06 }
264109
geo_count_lattice_rect_v1_865884756_405
Compute the number of lattice points in the rectangle defined by $0 \leq x \leq 144$ and $0 \leq y \leq 416$, including the boundary.
60,465
graphs = [ Graph( let={ "a": Const(144), "b": Const(416), "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
2026-02-08T15:21:05.365297Z
{ "verified": true, "answer": 60465, "timestamp": "2026-02-08T15:21:05.366059Z" }
46c6f5
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 150, "completion_tokens": 181 }, "timestamp": "2026-02-24T20:31:37.533Z", "answer": 60465 }, { "i...
1
[]
{ "lo": -5.65, "mid": -3.17, "hi": -0.81 }
a3ea53
nt_count_coprime_v1_48377204_2051
Let $k$ be the largest integer such that $3^k \leq 486592498$. Let $S$ be the set of all integers $n$ with $1 \leq n \leq 66564$ such that $\gcd(n, k) = 1$. Compute the number of elements in $S$.
22,188
graphs = [ Graph( let={ "upper": Const(66564), "k": MaxOverSet(set=SolutionsSet(var=Var("k1"), condition=Leq(Pow(Const(3), Var("k1")), Const(486592498)))), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("uppe...
NT
null
COUNT
sympy
MAX_VAL
[ "MAX_VAL" ]
1da621
nt_count_coprime_v1
null
4
0
[ "MAX_VAL" ]
1
5.831
2026-02-08T16:34:32.049366Z
{ "verified": true, "answer": 22188, "timestamp": "2026-02-08T16:34:37.880468Z" }
481e80
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": 878 }, "timestamp": "2026-02-17T07:17:28.725Z", "answer": 22188 }, {...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K16", "status": "same_pattern_wrong" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MAX_VAL", "sta...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
b029cf
comb_count_partitions_v1_151522320_2575
Let $n$ be a positive integer such that $1 \leq n \leq 216$, $4$ divides $n$, and $\gcd(n, 35) = 1$. Let $k$ be the number of such integers $n$. Compute the number of unordered ways to write $k$ as a sum of one or more positive integers, disregarding order.
26,015
graphs = [ Graph( let={ "_n": Const(216), "n": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("_n")), Divides(divisor=Const(4), dividend=Var("n")), Eq(GCD(a=Var("n"), b=Const(35)), Const(1))))), "result": Partition(arg...
NT
COMB
COUNT
sympy
C5
[ "C5" ]
1d9668
comb_count_partitions_v1
null
5
0
[ "C5" ]
1
0.002
2026-02-08T04:52:56.103802Z
{ "verified": true, "answer": 26015, "timestamp": "2026-02-08T04:52:56.106287Z" }
2588da
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 190, "completion_tokens": 1390 }, "timestamp": "2026-02-11T22:23:34.855Z", "answer": 26015 }, { "...
1
[ { "lemma": "C5", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": 1.71, "mid": 5.04, "hi": 8.38 }
052de3
geo_count_lattice_rect_v1_168721529_946
Let $ a = 90 $ and $ b = 124 $. Compute the number of lattice points in the rectangle $ [0, a] \times [0, b] $.
11,375
graphs = [ Graph( let={ "a": Const(90), "b": Const(124), "result": LatticePointsRect(a=Ref(name='a'), b=Ref(name='b')), }, goal=Ref("result"), ) ]
GEOM
null
COUNT
sympy
[]
geo_count_lattice_rect_v1
null
3
0
null
null
0.001
2026-02-08T13:21:11.900805Z
{ "verified": true, "answer": 11375, "timestamp": "2026-02-08T13:21:11.901364Z" }
8375ea
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 151, "completion_tokens": 293 }, "timestamp": "2026-02-09T11:06:25.787Z", "answer": 11375 }, { "i...
1
[]
{ "lo": -5.98, "mid": -3.99, "hi": -2 }
6b9504
comb_binomial_compute_v1_124444284_5848
Let $n = 12$. Let $S$ be the set of all positive integers $n$ such that $1 \leq n \leq 611$ and $\gcd(n, 20) = 1$. Let $k$ be the smallest integer $d$ such that $d \geq 2$ and $d$ divides the number of elements in $S$. Compute the remainder when $\binom{n}{k} \times 14323$ is divided by $68292$.
7,344
graphs = [ Graph( let={ "_n": Const(2), "n": Const(12), "k": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Ref("_n")), Divides(divisor=Var("d"), dividend=CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"...
NT
null
COMPUTE
sympy
C4
[ "C4/MIN_PRIME_FACTOR" ]
411729
comb_binomial_compute_v1
null
5
0
[ "C4", "MIN_PRIME_FACTOR" ]
2
0.002
2026-02-08T06:54:31.626661Z
{ "verified": true, "answer": 7344, "timestamp": "2026-02-08T06:54:31.628553Z" }
78e10a
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 148, "completion_tokens": 2898 }, "timestamp": "2026-02-13T06:05:50.346Z", "answer": 7344 }, {...
1
[ { "lemma": "C4", "status": "ok" }, { "lemma": "K14", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok_later" }, { "lemma": "POLY_PADIC_VAL_CONST", "statu...
{ "lo": -3.51, "mid": 1.33, "hi": 6.56 }
d84f7c
nt_count_divisors_in_range_v1_898971024_1351
Let $n = 1680$, $a = 12$, and $b = 124$. Define $d$ to be a positive divisor of $n$ such that $a \leq d \leq b$. Let $r$ be the number of such divisors $d$. Now consider the set of all ordered pairs $(x, y)$ of positive integers such that $x \cdot y = 19518724$. Let $s$ be the minimum value of $x + y$ over all such pa...
8,815
graphs = [ Graph( let={ "n": Const(1680), "a": Const(12), "b": Const(124), "result": CountOverSet(set=SolutionsSet(var=Var("d"), condition=And(Divides(divisor=Var("d"), dividend=Ref("n")), Geq(Var("d"), Ref("a")), Leq(Var("d"), Ref("b"))))), "Q": S...
NT
null
COUNT
sympy
B3
[ "B3" ]
fc629c
nt_count_divisors_in_range_v1
negation_mod
3
0
[ "B3" ]
1
0.008
2026-02-08T16:05:21.177859Z
{ "verified": true, "answer": 8815, "timestamp": "2026-02-08T16:05:21.185770Z" }
8e3c82
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": 5534 }, "timestamp": "2026-02-16T20:17:30.419Z", "answer": 8815 }, {...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
1b0d40
comb_factorial_compute_v1_1125832087_2327
Let $S$ be the set of all positive integers $p$ for which there exists a positive integer $q$ such that $p < q$, $pq = 771750$, and $\gcd(p, q) = 1$. Let $n$ be the number of elements in $S$. Compute the remainder when $82331 \cdot n!$ is divided by $58471$.
11,837
graphs = [ Graph( let={ "_n": Const(58471), "n": CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), Var(name='q')), right=Const(value=771750)), Eq(left=GCD(a=Var(name='p'), b=Var(...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
comb_factorial_compute_v1
null
4
0
[ "COPRIME_PAIRS" ]
1
0.002
2026-02-08T04:32:59.107433Z
{ "verified": true, "answer": 11837, "timestamp": "2026-02-08T04:32:59.109418Z" }
abb0d7
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 193, "completion_tokens": 2224 }, "timestamp": "2026-02-10T17:05:29.945Z", "answer": 11837 }, { ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V8_SUM", "s...
{ "lo": -3.49, "mid": 1.84, "hi": 7.55 }
27aa13
antilemma_sum_equals_v1_1470522791_140
Let $m = 63$. Define $n$ to be the number of ordered pairs $(i, j)$ of integers with $1 \le i \le 63$ and $1 \le j \le 63$ such that $i + j = m$. Let $x$ be the number of ordered pairs $(i, j)$ of integers with $1 \le i \le 60$ and $1 \le j \le 61$ such that $i + j = n$. Compute the value of $$ + \phi(|x| + 1) + \tau(...
122
graphs = [ Graph( let={ "_m": Const(63), "_n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("i"), Var("j")]), condition=Eq(Sum(Var("i"), Var("j")), Ref("_m")), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(63)), right=IntegerRange(start=Const(1), end=Co...
COMB
GEOM
COMPUTE
sympy
LIN_FORM
[ "COUNT_SUM_EQUALS/COUNT_SUM_EQUALS", "COUNT_SUM_EQUALS", "ONE_FACTORIAL_0" ]
638fa3
antilemma_sum_equals_v1
null
4
0
[ "COUNT_SUM_EQUALS", "LIN_FORM", "ONE_FACTORIAL_0" ]
3
0.11
2026-02-08T12:50:50.215528Z
{ "verified": true, "answer": 122, "timestamp": "2026-02-08T12:50:50.325574Z" }
964dfd
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 267, "completion_tokens": 1958 }, "timestamp": "2026-02-24T16:35:58.651Z", "answer": 122 }, { "id...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok" }, { "lemma": "ONE_FACTORIAL_0", "status": "ok" }, { "lemma": "V7", ...
{ "lo": 3.25, "mid": 5.68, "hi": 8.81 }
d129ca
diophantine_sum_product_min_v1_1520064083_7455
Let $S = 40$. Let $P$ be the sum of all positive integers $n$ such that $1 \leq n \leq 114$ and $n$ is divisible by $19$. Determine the value of $x$, where $x$ is the smallest positive integer satisfying $1 \leq x \leq 39$ and $x(S - x) = P$.
19
graphs = [ Graph( let={ "_n": Const(19), "S": Const(40), "P": SumOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(114)), Eq(Mod(value=Var("n"), modulus=Ref("_n")), Const(0))))), "result": MinOverSet(set=Solution...
NT
null
EXTREMUM
sympy
B3
[ "SUM_DIVISIBLE" ]
02dbe3
diophantine_sum_product_min_v1
null
5
0
[ "B3", "SUM_DIVISIBLE" ]
2
4.559
2026-02-08T09:03:20.177599Z
{ "verified": true, "answer": 19, "timestamp": "2026-02-08T09:03:24.736252Z" }
0647dc
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 143, "completion_tokens": 541 }, "timestamp": "2026-02-15T20:29:49.653Z", "answer": 19 }, { "id": 11, ...
2
[ { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "SUM_DIVISIBLE", "status": "ok" }, { "lemma": "V8", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -10, "mid": -7.73, "hi": -5.46 }
295eee
comb_count_derangements_v1_798873815_405
Let $c = 2$. Let $m$ be the number of positive integers $p$ such that $p < q$, $pq = 36$, and $\gcd(p, q) = 1$ for some positive integer $q$. Let $n$ be the largest prime number satisfying $c \leq n \leq 20$. Compute the number of prime numbers $p$ such that $m \leq p \leq n$, and denote this count by $k$. Let $D_k$ be...
1,320
graphs = [ Graph( let={ "_c": Const(2), "_m": CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), Var(name='q')), right=Const(value=36)), Eq(left=GCD(a=Var(name='p'), b=Var(name='q...
NT
COMB
COUNT
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS/MAX_PRIME_BELOW/COUNT_PRIMES" ]
d6f56d
comb_count_derangements_v1
null
6
0
[ "COPRIME_PAIRS", "COUNT_PRIMES", "MAX_PRIME_BELOW" ]
3
0.002
2026-02-08T02:38:05.005431Z
{ "verified": true, "answer": 1320, "timestamp": "2026-02-08T02:38:05.007641Z" }
145570
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 265, "completion_tokens": 3902 }, "timestamp": "2026-02-08T19:28:45.853Z", "answer": 1320 }, { "i...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "ok_later" }, { "lemma": "K14", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" }, { "lemma": "MOD_SUB", "st...
{ "lo": 0.29, "mid": 2.1, "hi": 3.76 }
1309ee
alg_poly4_count_v1_601307018_2774
Let $B = \left|\{ (a_1, b_1) \mid 1 \le a_1, b_1 \le 20,\ -2a_1b_1 + 2b_1^2 + 13a_1^2 \le 3125 \}\right|$. Find the number of ordered pairs $(a, b)$ of positive integers with $1 \le a \le 300$ and $1 \le b \le B$ such that $a^4 - 8a^3b + 24a^2b^2 - 32ab^3 + 16b^4 = 3111696$.
279
graphs = [ Graph( let={ "_n": Const(13), "result": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Const(300)), Geq(Var("b"), Const(1)), Leq(Var("b"), CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a...
ALG
null
COUNT
sympy
POLY_ORBIT_HENSEL
[ "QF_PSD_COUNT_LEQ" ]
009d0f
alg_poly4_count_v1
null
7
0
[ "POLY_ORBIT_HENSEL", "QF_PSD_COUNT_LEQ" ]
2
5.054
2026-03-10T03:25:47.711737Z
{ "verified": true, "answer": 279, "timestamp": "2026-03-10T03:25:52.765798Z" }
6ba868
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 254, "completion_tokens": 3742 }, "timestamp": "2026-03-29T06:29:58.578Z", "answer": 279 }, { "id...
1
[ { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT_LEQ", "status": "ok" } ]
{ "lo": -2.46, "mid": 1.23, "hi": 4.93 }
a87c53
modular_count_residue_v1_865884756_3581
Let $m$ be the largest positive divisor of 999 that is less than or equal to 27. Determine the number of positive integers $n$ such that $1 \leq n \leq 69696$ and $n \equiv 1 \pmod{m}$.
2,582
graphs = [ Graph( let={ "upper": Const(69696), "m": MaxOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(1)), Leq(Var("d"), Const(27)), Divides(divisor=Var("d"), dividend=Const(999))))), "r": Const(1), "result": CountOverSet(set=Solution...
NT
null
COUNT
sympy
MAX_DIVISOR
[ "MAX_DIVISOR" ]
51757e
modular_count_residue_v1
null
3
0
[ "MAX_DIVISOR" ]
1
2.235
2026-02-08T17:30:33.053491Z
{ "verified": true, "answer": 2582, "timestamp": "2026-02-08T17:30:35.288795Z" }
5208dc
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 103, "completion_tokens": 1423 }, "timestamp": "2026-02-18T02:47:51.694Z", "answer": 2582 }, {...
1
[ { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "MAX_DIVISOR", "status": "ok" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOD_SUB", "...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
c3b124
modular_count_residue_v1_655260480_850
Let $r = \sum_{k=0}^{4} (-1)^k \binom{4}{k}$. Compute the number of positive integers $n \leq 46656$ such that $n \equiv r \pmod{4}$. Subtract this count from $58653$ and report the result.
46,989
graphs = [ Graph( let={ "upper": Const(46656), "m": Const(4), "r": Summation(var="k", start=Const(0), end=Const(4), expr=Mul(Pow(Const(-1), Var("k")), Binom(n=Const(4), k=Var("k")))), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var(...
COMB
null
COUNT
sympy
BINOMIAL_ALTERNATING
[ "BINOMIAL_ALTERNATING" ]
c21569
modular_count_residue_v1
null
4
0
[ "BINOMIAL_ALTERNATING" ]
1
2.052
2026-02-08T15:39:28.566962Z
{ "verified": true, "answer": 46989, "timestamp": "2026-02-08T15:39:30.618955Z" }
074e22
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 180, "completion_tokens": 434 }, "timestamp": "2026-02-24T18:14:50.786Z", "answer": 46989 }, { "...
1
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "st...
{ "lo": -6.4, "mid": -4.13, "hi": -2.01 }
f44b98
modular_inverse_v1_1439011603_717
Let $a = 56$. Let $m$ be the number of integers $t$ such that $21 \leq t \leq 933$ and there exist positive integers $a$ and $b$ with $1 \leq a \leq 268$, $1 \leq b \leq 127$, and $t = 2a + 3b + 16$. Let $u$ be the number of integers $t_1$ such that $5 \leq t_1 \leq 916$ and there exist positive integers $a$ and $b$ wi...
667
graphs = [ Graph( let={ "a": Const(56), "m": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=268)), Geq(left=Var(...
NT
null
EXTREMUM
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
modular_inverse_v1
null
6
0
[ "LIN_FORM" ]
1
0.044
2026-02-08T15:41:02.370973Z
{ "verified": true, "answer": 667, "timestamp": "2026-02-08T15:41:02.414688Z" }
f152a8
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 233, "completion_tokens": 3703 }, "timestamp": "2026-02-16T11:07:37.492Z", "answer": 667 }, { ...
1
[ { "lemma": "K18", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
33b494
nt_count_with_divisor_count_v1_1918700295_336
Let $m = 6$ and $u = 36100$. Let $S$ be the set of all ordered pairs $(k, j)$ such that $1 \leq k \leq 3$ and $1 \leq j \leq 5$. Let $d = \frac{m}{30} \sum_{(k,j) \in S} k$. Compute the number of positive integers $n \leq u$ such that the number of positive divisors of $n$ is exactly $d$.
2,309
graphs = [ Graph( let={ "_m": Const(6), "upper": Const(36100), "div_count": Div(Mul(Ref("_m"), SumOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("k"), Var("_j")]), condition=Const(1), domain=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(3))...
NT
null
COUNT
sympy
SUM_ARITHMETIC
[ "SUM_INDEPENDENT", "SUM_ARITHMETIC" ]
9f7183
nt_count_with_divisor_count_v1
null
5
0
[ "SUM_ARITHMETIC", "SUM_INDEPENDENT" ]
2
3.185
2026-02-08T03:09:44.711267Z
{ "verified": true, "answer": 2309, "timestamp": "2026-02-08T03:09:47.896260Z" }
3e246b
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 222, "completion_tokens": 16728 }, "timestamp": "2026-02-23T17:15:27.172Z", "answer": 2313 }, { ...
0
[ { "lemma": "K13", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "SUM_ARITHMETIC", "status": "ok" }, { "lemma": "SUM_INDEPENDENT", "status": ...
{ "lo": 4.28, "mid": 7.01, "hi": 10 }
c60afa
nt_num_divisors_compute_v1_1742523217_2155
Let $n = 13225$. Let $d$ be the number of positive divisors of $n$. Let $m = |d| + 2$. Find the smallest positive integer $k$ such that the $k$-th Fibonacci number is divisible by $m$. Compute $k$.
10
graphs = [ Graph( let={ "n": Const(13225), "result": NumDivisors(n=Ref("n")), "Q": FibonacciEntryPoint(modulus=Sum(Abs(arg=Ref(name='result')), Const(value=2))), }, goal=Ref("Q"), ) ]
NT
null
COMPUTE
sympy
MOBIUS_COPRIME
[ "MIN_PRIME_FACTOR" ]
bc3776
nt_num_divisors_compute_v1
null
3
0
[ "MIN_PRIME_FACTOR", "MOBIUS_COPRIME" ]
2
0.04
2026-02-08T04:30:23.919234Z
{ "verified": true, "answer": 10, "timestamp": "2026-02-08T04:30:23.959628Z" }
9af4b8
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 172, "completion_tokens": 852 }, "timestamp": "2026-02-10T17:12:17.297Z", "answer": 10 }, { "id"...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_MUL", "status": "no" ...
{ "lo": -8.32, "mid": -5.11, "hi": -2.37 }
4ffd48
nt_count_with_divisor_count_v1_1915831931_1686
Let $S$ be the set of all integers $t$ such that $55 \leq t \leq 26632$ and there exist positive integers $a \leq 1126$ and $b \leq 463$ satisfying $t = 15a + 21b + 19$. Let $U$ be the number of elements in $S$. Determine the number of positive integers $n \leq U$ such that $n$ has exactly $6$ positive divisors.
684
graphs = [ Graph( let={ "upper": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=1126)), Geq(left=Var(name='b'), right=Const(...
NT
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
nt_count_with_divisor_count_v1
null
5
0
[ "LIN_FORM" ]
1
0.438
2026-02-08T16:22:13.935265Z
{ "verified": true, "answer": 684, "timestamp": "2026-02-08T16:22:14.373392Z" }
dae944
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 147, "completion_tokens": 7439 }, "timestamp": "2026-02-17T02:12:54.833Z", "answer": 684 }, { ...
1
[ { "lemma": "K15", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V1", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
b4b996
comb_sum_binomial_row_v1_1978505735_294
Let $n$ be the minimum value of $x + y$ over all ordered pairs $(x, y)$ of positive integers such that $xy = 36$. Let $Q$ be the remainder when $44121 \cdot 2^n$ is divided by $61979$. Compute $Q$.
50,831
graphs = [ Graph( let={ "_n": Const(61979), "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(36)))), expr=Sum(Var("x"), Var("y")))), ...
NT
null
SUM
sympy
B3
[ "B3" ]
0cd20d
comb_sum_binomial_row_v1
null
4
0
[ "B3" ]
1
0.003
2026-02-08T15:17:41.046862Z
{ "verified": true, "answer": 50831, "timestamp": "2026-02-08T15:17:41.049491Z" }
bc7700
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": 1391 }, "timestamp": "2026-02-16T02:13:03.572Z", "answer": 50831 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
a797b1
nt_min_with_divisor_count_v1_124444284_9236
Let $p$ and $q$ be positive integers such that $pq = 60$, $\gcd(p, q) = 1$, and $p < q$. Let $d$ be the number of such values of $p$. Find the smallest positive integer $n$ with $1 \leq n \leq 2500$ such that the number of positive divisors of $n$ is equal to $d$. Compute this value of $n$.
6
graphs = [ Graph( let={ "upper": Const(2500), "div_count": CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), Var(name='q')), right=Const(value=60)), Eq(left=GCD(a=Var(name='p'), ...
NT
null
EXTREMUM
sympy
B3
[ "COPRIME_PAIRS" ]
2bb3aa
nt_min_with_divisor_count_v1
null
6
0
[ "B3", "COPRIME_PAIRS" ]
2
1.754
2026-02-08T12:19:40.011100Z
{ "verified": true, "answer": 6, "timestamp": "2026-02-08T12:19:41.765517Z" }
ba5616
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 140, "completion_tokens": 1306 }, "timestamp": "2026-02-15T00:07:09.027Z", "answer": 6 }, { ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
7c54fb
nt_count_gcd_equals_v1_1439011603_1866
Let $c = 169$, $m = 174$, and $N = 20449$. Consider all ordered pairs $(x,y)$ of positive integers such that $$x + y = m.$$Let $U$ be the set of all values of $xy$ over these pairs, and let $u$ be the maximum element of $U$. Let $M$ be the number of integers $t$ such that $12 \le t \le 204$ and there exist integers $a$...
1
graphs = [ Graph( let={ "_c": Const(169), "_m": Const(174), "_n": Const(20449), "upper": MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Sum(Var...
NT
COMB
COUNT
sympy
LIN_FORM
[ "MIN_PRIME_FACTOR", "LIN_FORM/SUM_DIVISIBLE", "B1" ]
be6bc6
nt_count_gcd_equals_v1
bell_mod
8
0
[ "B1", "LIN_FORM", "MIN_PRIME_FACTOR", "SUM_DIVISIBLE" ]
4
17.8
2026-02-08T16:20:07.682536Z
{ "verified": true, "answer": 1, "timestamp": "2026-02-08T16:20:25.482485Z" }
150cb5
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 365, "completion_tokens": 6118 }, "timestamp": "2026-02-17T01:43:52.763Z", "answer": 1 }, { ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MAX_VAL", "status": "no" }, { ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
34f4b9
nt_max_prime_below_v1_151522320_213
Let $s$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 9653449$. Define $m$ to be the minimum value of $x + y$ as $(x, y)$ ranges over $s$. Let $r$ be the largest prime number $n$ such that $2 \leq n \leq 50176$. Let $d_{\text{max}}$ be the largest positive divisor of $38632438$ that is a...
48,537
graphs = [ Graph( let={ "_m": Const(2), "_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(9653449)))), expr=Sum(Var("x"), Var("y"))))...
NT
null
EXTREMUM
sympy
B3
[ "B3/MAX_DIVISOR" ]
84eb3e
nt_max_prime_below_v1
affine_mod
6
0
[ "B3", "MAX_DIVISOR" ]
2
1.305
2026-02-08T03:03:53.672071Z
{ "verified": true, "answer": 48537, "timestamp": "2026-02-08T03:03:54.976934Z" }
56ebab
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 242, "completion_tokens": 8996 }, "timestamp": "2026-02-23T16:47:18.973Z", "answer": 48537 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "MAX_DIVISOR", "status": "ok_later" }, { "lemma": "V5", "status": "no" }, ...
{ "lo": 1.96, "mid": 5.23, "hi": 8.52 }
de04ba
comb_count_derangements_v1_784195855_1088
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $x \cdot y = 50176$. For each pair $(x, y) \in S$, compute $x + y$, and let $m$ be the minimum value among these sums. Let $n$ be the number of nonnegative integers $j$ with $0 \leq j \leq 448$ such that $\binom{m}{j} \equiv 1 \pmod{2}$. Le...
33,128
graphs = [ Graph( let={ "_n": Const(2), "n": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Const(448)), Eq(Mod(value=Binom(n=MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositiv...
COMB
null
COUNT
sympy
B3
[ "B3/V8" ]
4fad5b
comb_count_derangements_v1
null
6
0
[ "B3", "V8" ]
2
0.004
2026-02-08T04:50:58.002152Z
{ "verified": true, "answer": 33128, "timestamp": "2026-02-08T04:50:58.006314Z" }
45f434
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 244, "completion_tokens": 1179 }, "timestamp": "2026-02-24T02:01:12.342Z", "answer": 33128 }, { "...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V7", ...
{ "lo": -2.46, "mid": 0.47, "hi": 3.59 }
35895a
nt_count_with_divisor_count_v1_784195855_3331
Let $\text{div\_count}$ be the smallest integer $d \geq 2$ that divides $13013$. Let $\text{result}$ be the number of positive integers $n$ such that $1 \leq n \leq 15129$ and the number of positive divisors of $n$ is equal to $\text{div\_count}$. Compute the value of $$3^{|\text{result}|} \bmod 99991 + 70756.$$ Determ...
70,765
graphs = [ Graph( let={ "_n": Const(2), "upper": Const(15129), "div_count": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Ref("_n")), Divides(divisor=Var("d"), dividend=Const(13013))))), "result": CountOverSet(set=SolutionsSet(var=Var("...
NT
null
COUNT
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR" ]
bc3776
nt_count_with_divisor_count_v1
null
6
0
[ "MIN_PRIME_FACTOR" ]
1
1.345
2026-02-08T06:20:44.378129Z
{ "verified": true, "answer": 70765, "timestamp": "2026-02-08T06:20:45.722976Z" }
713dff
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 160, "completion_tokens": 915 }, "timestamp": "2026-02-12T23:21:06.632Z", "answer": 70765 }, {...
1
[ { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
33ccee
antilemma_k2_v1_1440796553_1249
Let $m = 2$. Let $S$ be the set of all real solutions $x$ to the equation $x^2 - 368x - 29145 = 0$. Let $n$ be the sum of all elements of $S$. Let $T$ be the set of all real solutions $x$ to the equation $x^2 - 368x - 42873 = 0$, and let $s$ be the sum of all elements of $T$. Define $$ x = \sum_{k=1}^{s} \varphi(k) \le...
8,817
graphs = [ Graph( let={ "_c": Const(75413), "_m": Const(2), "_n": SumOverSet(set=SolutionsSet(var=Var("x"), condition=Eq(Sum(Pow(Var("x"), Ref("_m")), Mul(Const(-368), Var("x")), Const(-29145)), Mul(Const(17), Const(0))))), "x": Summation(var="k", start=Const(...
NT
COMB
COMPUTE
sympy
VIETA_SUM
[ "VIETA_SUM/K2", "IDENTITY_MUL_ZERO", "K2" ]
f516ae
antilemma_k2_v1
null
6
0
[ "IDENTITY_MUL_ZERO", "K2", "VIETA_SUM" ]
3
0.004
2026-02-08T12:15:20.083797Z
{ "verified": true, "answer": 8817, "timestamp": "2026-02-08T12:15:20.087880Z" }
97f24b
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": 2049 }, "timestamp": "2026-02-15T18:30:48.687Z", "answer": 8817 }, {...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "IDENTITY_MUL_ZERO", "status": "ok" }, { "lemma": "K16", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "V1", "status": "no" }, { "lemma": "V3", "status": "no" }, {...
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
8ad6d3
comb_count_derangements_v1_124444284_1641
Let $n$ be the number of positive integers $p$ for which there exists a positive integer $q$ such that $p < q$, $\gcd(p, q) = 1$, and $pq = 37800$. Compute the remainder when $44121 \cdot !n$ is divided by $98023$, where $!n$ denotes the number of derangements of $n$ objects.
45,245
graphs = [ Graph( let={ "_n": Const(44121), "n": CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), Var(name='q')), right=Const(value=37800)), Eq(left=GCD(a=Var(name='p'), b=Var(n...
NT
COMB
COUNT
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
comb_count_derangements_v1
null
6
0
[ "COPRIME_PAIRS" ]
1
0.004
2026-02-08T04:03:58.671977Z
{ "verified": true, "answer": 45245, "timestamp": "2026-02-08T04:03:58.676417Z" }
1a805b
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 196, "completion_tokens": 3109 }, "timestamp": "2026-02-10T15:21:21.997Z", "answer": 45245 }, { ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "V3", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" }...
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
e24bf7
modular_sum_quadratic_residues_v1_2051736721_571
Let $p$ be the sum of all real solutions $x$ to the equation $x^2 - 541x + 37260 = 0$. Define $T = \frac{p(p-1)}{4}$. Compute the value of $82369 - T$.
9,334
graphs = [ Graph( let={ "_n": Const(2), "p": SumOverSet(set=SolutionsSet(var=Var("x"), condition=Eq(Sum(Pow(Var("x"), Ref("_n")), Mul(Const(-541), Var("x")), Const(37260)), Const(0)))), "result": Div(Mul(Ref("p"), Sub(Ref("p"), Const(1))), Const(4)), "Q": Sub(...
NT
null
SUM
sympy
VIETA_SUM
[ "VIETA_SUM" ]
b33a7a
modular_sum_quadratic_residues_v1
null
3
0
[ "VIETA_SUM" ]
1
0.001
2026-02-08T15:31:48.954198Z
{ "verified": true, "answer": 9334, "timestamp": "2026-02-08T15:31:48.955617Z" }
53f3cf
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 103, "completion_tokens": 487 }, "timestamp": "2026-02-16T09:03:54.845Z", "answer": 9334 }, { ...
1
[ { "lemma": "K13", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "V8_SUM", "status": "no" }, { "lemma": "VIETA_SUM", "status": "ok" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
ea55dc
diophantine_product_count_v1_655260480_1347
Let $k$ be the minimum value of $x + y$ over all pairs of positive integers $(x, y)$ such that $xy = 176400$. Let $m = 51076$, and let $u$ be the minimum value of $x_1 + y_1$ over all pairs of positive integers $(x_1, y_1)$ such that $x_1 y_1 = m$. Let $r$ be the number of positive integers $x_2 \leq u$ such that $x_2$...
57,413
graphs = [ Graph( let={ "_m": Const(51076), "_n": Const(33743), "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(176400))...
NT
null
COUNT
sympy
B3
[ "B3" ]
0cd20d
diophantine_product_count_v1
null
6
0
[ "B3" ]
1
0.027
2026-02-08T16:04:14.980317Z
{ "verified": true, "answer": 57413, "timestamp": "2026-02-08T16:04:15.007778Z" }
3e390d
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 190, "completion_tokens": 2399 }, "timestamp": "2026-02-16T20:31:46.512Z", "answer": 57413 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
1e67e9
nt_sum_totient_over_divisors_v1_1918700295_4280
Let $n$ be the smallest possible value of $x + y$ where $x$ and $y$ are positive integers such that $xy = 4347225$. Let $Q$ be the remainder when $28768$ multiplied by the sum of $\phi(d)$ over all positive divisors $d$ of $n$ is divided by $87137$. Compute $Q$.
62,048
graphs = [ Graph( let={ "_n": Const(28768), "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(4347225)))), expr=Sum(Var("x"), Var("y")...
NT
null
COMPUTE
sympy
B3
[ "B3" ]
0cd20d
nt_sum_totient_over_divisors_v1
null
5
0
[ "B3" ]
1
0.009
2026-02-08T09:16:34.704773Z
{ "verified": true, "answer": 62048, "timestamp": "2026-02-08T09:16:34.713321Z" }
829b4a
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 126, "completion_tokens": 7628 }, "timestamp": "2026-02-14T02:21:30.709Z", "answer": 62048 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
e86700
nt_num_divisors_compute_v1_1918700295_798
Compute the number of positive divisors of $94249$.
3
graphs = [ Graph( let={ "n": Const(94249), "result": NumDivisors(n=Ref("n")), }, goal=Ref("result"), ) ]
NT
null
COMPUTE
sympy
COUNT_COPRIME_GRID
[ "COUNT_COPRIME_GRID" ]
20ec03
nt_num_divisors_compute_v1
null
3
0
[ "COUNT_COPRIME_GRID" ]
1
0.004
2026-02-08T03:30:26.319134Z
{ "verified": true, "answer": 3, "timestamp": "2026-02-08T03:30:26.322831Z" }
723cee
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 122, "completion_tokens": 2080 }, "timestamp": "2026-02-10T14:45:05.810Z", "answer": 3 }, { "id":...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "ok" }, { "lemma": "K15", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -5.55, "mid": -3.02, "hi": 0.31 }
e307b5
diophantine_fbi2_count_v1_784195855_9882
Let $n = 184$ and $k = 360$. Define $S$ as the set of all integers $t$ such that there exist positive integers $a$ and $b$ satisfying $1 \le a \le 16$, $1 \le b \le 71$, $5 \le t \le 190$, and $t = 3a + 2b$. Let $m$ be the number of elements in $S$. Now consider the set of all positive integers $d$ such that $5 \le d \...
16
graphs = [ Graph( let={ "_n": Const(184), "k": Const(360), "result": CountOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(5)), Leq(Var("d"), CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(n...
NT
null
COUNT
sympy
K2
[ "LIN_FORM" ]
7b2633
diophantine_fbi2_count_v1
null
6
0
[ "K2", "LIN_FORM" ]
2
0.052
2026-02-08T17:15:06.404299Z
{ "verified": true, "answer": 16, "timestamp": "2026-02-08T17:15:06.456266Z" }
4c4a23
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 196, "completion_tokens": 4927 }, "timestamp": "2026-02-18T00:06:08.275Z", "answer": 16 }, { ...
1
[ { "lemma": "K14", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
a9c070_l
modular_sum_quadratic_residues_v1_548369836_30
Let $p$ be the number of integers $t$ such that $31 \leq t \leq 979$ and there exist positive integers $a$ and $b$ with $1 \leq a \leq 49$, $1 \leq b \leq 45$, and $$ t = 6a + 15b + 10. $$ Compute $\frac{p(p-1)}{4}$.
25,043
NT
ALG
SUM
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
modular_sum_quadratic_residues_v1
null
3
0
[ "LIN_FORM" ]
1
0.002
2026-02-08T02:43:13.896406Z
{ "verified": false, "answer": 24414, "timestamp": "2026-02-08T02:43:13.898162Z" }
42b538
a9c070
legacy_text
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 205, "completion_tokens": 32768 }, "timestamp": "2026-02-23T15:59:32.571Z", "answer": null }, { ...
1
[ { "lemma": "K13", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" } ]
{ "lo": 1.68, "mid": 3.8, "hi": 5.62 }
467140
comb_count_surjections_v1_153355830_2471
Let $n = 7$ and $k = 3$. Let $r = k! \cdot S(n,k)$, where $S(n,k)$ denotes the Stirling number of the second kind. Let $m = |r| + 2$. Find the smallest positive integer $k$ such that the $k$th Fibonacci number is divisible by $m$. (The Fibonacci sequence is defined by $F_1 = 1$, $F_2 = 1$, and $F_k = F_{k-1} + F_{k-2}$...
228
graphs = [ Graph( let={ "n": Const(7), "k": Const(3), "result": Mul(Factorial(Ref("k")), Stirling2(n=Ref(name='n'), k=Ref(name='k'))), "Q": FibonacciEntryPoint(modulus=Sum(Abs(arg=Ref(name='result')), Const(value=2))), }, goal=Ref("Q"), ) ]
COMB
NT
COUNT
sympy
COMB1
[ "COMB1" ]
567f58
comb_count_surjections_v1
null
5
0
[ "COMB1" ]
1
0.013
2026-02-08T07:08:46.206878Z
{ "verified": true, "answer": 228, "timestamp": "2026-02-08T07:08:46.220146Z" }
7868ad
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 239, "completion_tokens": 3881 }, "timestamp": "2026-02-24T07:40:12.330Z", "answer": 456 }, { "...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" } ]
{ "lo": 3.25, "mid": 5.68, "hi": 8.81 }
8d04ce
alg_poly3_min_v1_601307018_8514
Let $S$ be the set of ordered pairs $(a_1, b_1)$ of positive integers such that $1 \le a_1 \le 40$, $1 \le b_1 \le 40$, and $13a_1^2 + 2b_1^2 - 2a_1b_1 \le 2192$. Let $A = |S|$. Find the remainder when the minimum value of $7a^3 - 42ab^2 - 63b^3$ over all positive integers $a, b$ with $1 \le a \le A$ and $1 \le b \le 3...
21,256
graphs = [ Graph( let={ "_n": Const(367), "result": Mod(value=MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a1"), Var("b1")]), condition=...
ALG
null
COMPUTE
sympy
HALFPLANE_COUNT
[ "QF_PSD_COUNT_LEQ" ]
009d0f
alg_poly3_min_v1
null
4
0
[ "HALFPLANE_COUNT", "QF_PSD_COUNT_LEQ" ]
2
0.62
2026-03-10T08:59:23.233417Z
{ "verified": true, "answer": 21256, "timestamp": "2026-03-10T08:59:23.853731Z" }
cae12d
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 260, "completion_tokens": 7444 }, "timestamp": "2026-04-19T09:12:54.149Z", "answer": 21256 }, { ...
1
[ { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT_LEQ", "status": "ok" } ]
{ "lo": -5.34, "mid": 1.1, "hi": 7.53 }
5eb30c
nt_count_gcd_equals_v1_677425708_40
Let $a = 3127$ and $b = 79$. Let $h$ be the sum of $\mu(d)$ over all positive divisors $d$ of $\gcd(a, b)$.\\ Let $w$ be the sum of $\mu(d)$ over all positive divisors $d$ of $1$.\\ Let $U = 7056 \cdot h \cdot w$.\\ Let $k = 116$ and $d = 1$.\\ Determine the number of positive integers $n$ such that $n \leq U$ and $\gc...
3,406
graphs = [ Graph( let={ "a": Const(3127), "b": Const(79), "h": SumOverDivisors(n=GCD(a=Ref(name='a'), b=Ref(name='b')), var='d', expr=MoebiusMu(n=Var(name='d'))), "n": Const(1), "w": SumOverDivisors(n=Ref(name='n'), var='d', expr=MoebiusMu(n=Var(na...
NT
null
COUNT
sympy
MOBIUS_COPRIME
[ "MOBIUS_COPRIME", "MOBIUS_SUM" ]
b623bd
nt_count_gcd_equals_v1
null
4
2
[ "MOBIUS_COPRIME", "MOBIUS_SUM" ]
2
0.542
2026-02-08T03:01:06.107459Z
{ "verified": true, "answer": 3406, "timestamp": "2026-02-08T03:01:06.649297Z" }
76ddd7
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": 1359 }, "timestamp": "2026-02-08T20:16:42.393Z", "answer": 3406 }, { "i...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOBIUS_COPRIME", "status": "ok" }, { "lemma": "MOBIUS_SUM", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" ...
{ "lo": -6.51, "mid": -0.53, "hi": 4.75 }
5717d0
sequence_fibonacci_compute_v1_124444284_9506
Let $r$ be the sum of all real solutions $x$ to the equation $x^2 - 46x + 480 = 0$. Let $n$ be the number of ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = r$. Compute the remainder when $44121 \cdot F_n$ is divided by $52418$, where $F_n$ denotes the $n$th Fibonacci number. Find the value o...
919
graphs = [ Graph( let={ "_m": Const(52418), "_n": SumOverSet(set=SolutionsSet(var=Var("x"), condition=Eq(Sum(Pow(Var("x"), Const(2)), Mul(Const(-46), Var("x")), Const(480)), Const(0)))), "n": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x1"), Var("x2")]), condit...
NT
null
COMPUTE
sympy
VIETA_SUM
[ "VIETA_SUM/COMB1" ]
1756b4
sequence_fibonacci_compute_v1
null
6
0
[ "COMB1", "VIETA_SUM" ]
2
0.002
2026-02-08T12:32:28.458520Z
{ "verified": true, "answer": 919, "timestamp": "2026-02-08T12:32:28.460204Z" }
81909b
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": 1311 }, "timestamp": "2026-02-15T02:17:57.766Z", "answer": 919 }, { ...
1
[ { "lemma": "COMB1", "status": "ok_later" }, { "lemma": "K16", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no" }, { "lem...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
060d55
nt_sum_divisors_mod_v1_1742523217_5072
Let $n$ be the minimum value of $x + y$ over all pairs of positive integers $(x, y)$ such that $x \cdot y = 1587600$. Let $\sigma(n)$ denote the sum of the positive divisors of $n$. Compute the remainder when $\sigma(n)$ is divided by $10333$. Find the value of this remainder.
9,360
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(1587600)))), expr=Sum(Var("x"), Var("y")))), "M": Const(1033...
NT
null
COMPUTE
sympy
B3
[ "B3" ]
0cd20d
nt_sum_divisors_mod_v1
null
6
0
[ "B3" ]
1
0.005
2026-02-08T10:46:57.895874Z
{ "verified": true, "answer": 9360, "timestamp": "2026-02-08T10:46:57.900468Z" }
b811cf
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 123, "completion_tokens": 1443 }, "timestamp": "2026-02-14T08:41:52.401Z", "answer": 9360 }, {...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "K13", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
c8b28b
antilemma_sum_primes_v1_1742523217_5610
Let $n_0 = 2$. Let $P$ be the set of all positive integers $p$ such that there exists a positive integer $q > p$ with $p \cdot q = 5400$ and $\gcd(p, q) = 1$. Let $N = |P|$. Define $x$ to be the number of prime numbers $n$ such that $n_0 \leq n \leq N$. Compute $24964 - x$.
24,959
graphs = [ Graph( let={ "_n": Const(2), "x": SumOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Ref("_n")), Leq(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(Va...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS/SUM_PRIMES", "SUM_PRIMES" ]
020700
antilemma_sum_primes_v1
null
6
0
[ "COPRIME_PAIRS", "SUM_PRIMES" ]
2
0.001
2026-02-08T11:05:58.258015Z
{ "verified": true, "answer": 24959, "timestamp": "2026-02-08T11:05:58.259251Z" }
ddee52
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 199, "completion_tokens": 441 }, "timestamp": "2026-02-21T13:03:50.372Z", "answer": 24959 } ]
2
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "SUM_PRIMES", "status": "ok" }, { "lemma": "V5", "sta...
{ "lo": -10, "mid": -6.47, "hi": -2.95 }
8d974d
comb_sum_binomial_row_v1_865884756_4336
Let $x$ and $y$ be positive integers such that $x + y$ is minimized, subject to the condition that $xy$ equals the maximum value of $x_1 y_1$ over all pairs of positive integers $(x_1, y_1)$ satisfying $x_1 + y_1 = 10$. Denote this minimal sum by $n$. Let $S$ be the set of all positive integers $p$ for which there exi...
53,980
graphs = [ Graph( let={ "_m": Const(64774), "_n": Const(42649), "n": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), MaxOverSet(set...
NT
null
SUM
sympy
L3C
[ "L3C", "COPRIME_PAIRS", "B1/B3" ]
cc2dbf
comb_sum_binomial_row_v1
affine_mod
7
0
[ "B1", "B3", "COPRIME_PAIRS", "L3C" ]
4
0.005
2026-02-08T17:53:30.756521Z
{ "verified": true, "answer": 53980, "timestamp": "2026-02-08T17:53:30.761573Z" }
d040a4
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 260, "completion_tokens": 1875 }, "timestamp": "2026-02-18T09:11:57.312Z", "answer": 53980 }, ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "B3", "status": "ok_later" }, { "lemma": "C2", "status": "no" }, { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "K14", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
19551a
modular_sum_quadratic_residues_v1_1520064083_5307
Let $p$ be the largest prime number such that $2 \leq p \leq 405$. Compute $\frac{p(p-1)}{4}$.
40,100
graphs = [ Graph( let={ "_n": Const(4), "p": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Const(405)), IsPrime(Var("n"))))), "result": Div(Mul(Ref("p"), Sub(Ref("p"), Const(1))), Ref("_n")), }, goal=Ref("re...
NT
null
SUM
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW" ]
dc3ad3
modular_sum_quadratic_residues_v1
null
2
0
[ "MAX_PRIME_BELOW" ]
1
0.001
2026-02-08T06:44:08.407754Z
{ "verified": true, "answer": 40100, "timestamp": "2026-02-08T06:44:08.408834Z" }
d5efcf
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 78, "completion_tokens": 413 }, "timestamp": "2026-02-13T04:09:52.728Z", "answer": 40100 }, { ...
1
[ { "lemma": "K18", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -5.55, "mid": -3.01, "hi": 0.32 }
226857
alg_qf_psd_min_v1_1218484723_3257
Find the minimum value of $$ 4140b^2 - 552cd + 4232a^2 - 1840ac + 2576c^2 + \left(\min\{ x + y : x > 0, y > 0, xy = 2592100 \}\right) d^2 - 920ad + 1656bc + 5888ab + 2024bd $$ over all ordered quadruples $(a, b, c, d)$ of positive integers with $1 \le a, b, c, d \le 15$.
20,424
graphs = [ Graph( let={ "_n": Const(15), "result": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b"), Var("c"), Var("d")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Ref("_n")), Geq(Var("b"), Const(1)), Leq(Var("b"), Const(15)), Geq(Var("c")...
ALG
null
COMPUTE
sympy
STARS_BARS
[ "B3" ]
0cd20d
alg_qf_psd_min_v1
null
4
0
[ "B3", "STARS_BARS" ]
2
1.884
2026-02-25T04:57:24.897946Z
{ "verified": true, "answer": 20424, "timestamp": "2026-02-25T04:57:26.782099Z" }
5a8b1f
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 236, "completion_tokens": 8598 }, "timestamp": "2026-03-29T09:15:31.646Z", "answer": 20424 }, { "...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": -2.45, "mid": 1.37, "hi": 5.29 }
ff9ac7
antilemma_sum_equals_v1_1915831931_3897
Let $t$ be an integer such that $8 \leq t \leq 44$. Define $n$ to be the number of such $t$ for which there exist positive integers $a$ and $b$ with $1 \leq a \leq 8$, $1 \leq b \leq 4$, and $t = 3a + 5b$. Let $x$ be the number of ordered pairs $(i, j)$ of positive integers such that $1 \leq i \leq 29$, $1 \leq j \leq ...
28
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=8)), 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
0.036
2026-02-08T18:00:55.181615Z
{ "verified": true, "answer": 28, "timestamp": "2026-02-08T18:00:55.217391Z" }
60da6a
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 177, "completion_tokens": 2716 }, "timestamp": "2026-02-18T11:56:18.629Z", "answer": 28 }, { ...
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": "LIN_F...
{ "lo": -4.1, "mid": -1.76, "hi": 1.32 }
977a7b_n
alg_poly4_min_v1_1218484723_6062
An engineer models energy consumption of a system as $E(a, b) = 8282b^4 + 6464a^3b + 21008ab^3 + 3232a^4 + 24240a^2b^2$, where $a$ and $b$ are positive integer parameters each between $1$ and $410$. To optimize efficiency, she seeks the lowest possible energy value. What is this minimum energy output?
63,226
ALG
null
COMPUTE
sympy
POLY_ORBIT_HENSEL
[ "POLY_ORBIT_HENSEL/QF_PSD_COUNT_LEQ", "VIETA_SUM" ]
a2550c
alg_poly4_min_v1
null
4
null
[ "POLY_ORBIT_HENSEL", "QF_PSD_COUNT_LEQ", "VIETA_SUM" ]
3
1.518
2026-02-25T07:41:48.251087Z
null
3beec3
977a7b
narrative
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 205, "completion_tokens": 1120 }, "timestamp": "2026-03-31T00:38:04.566Z", "answer": 63226 }, { "...
1
[ { "lemma": "POLY_ORBIT_HENSEL", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "QF_PSD_COUNT_LEQ", "status": "ok_later" }, { "lemma": "VIETA_SUM", "status": "ok" } ]
{ "lo": -5.37, "mid": 0.23, "hi": 5.22 }
af1f3e
nt_count_divisible_v1_677425708_493
Let $N = 75076$ and define $d$ to be the number of ordered pairs $(a,b)$ where $a$ is an integer satisfying $1 \le a \le 3$ and $b$ is an integer satisfying $1 \le b \le 7$. Determine the number of positive integers $n$ such that $1 \le n \le N$ and $n$ is divisible by $d$.
3,575
graphs = [ Graph( let={ "upper": Const(75076), "divisor": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(3)), right=IntegerRange(start=Const(1), end=Const(7)))), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"...
NT
null
COUNT
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN" ]
409d7d
nt_count_divisible_v1
null
3
0
[ "COUNT_CARTESIAN" ]
1
2.452
2026-02-08T03:34:23.195719Z
{ "verified": true, "answer": 3575, "timestamp": "2026-02-08T03:34:25.647752Z" }
956c64
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 204, "completion_tokens": 744 }, "timestamp": "2026-02-08T20:39:23.268Z", "answer": 3575 }, { "id...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -3.46, "mid": 1.03, "hi": 5.49 }
b6be90
algebra_vieta_sum_v1_655260480_5149
Let $Q$ be the absolute value of the product of all real solutions $x$ to the equation $x^4 - 12x^3 - 29x^2 + 588x - 980 = 0$. Find the value of $Q$.
980
graphs = [ Graph( let={ "result": ProductOverSet(set=SolutionsSet(var=Var(name='x'), condition=Eq(left=Sum(Pow(base=Var(name='x'), exp=Const(value=4)), Mul(Const(value=-12), Pow(base=Var(name='x'), exp=Const(value=3))), Mul(Const(value=-29), Pow(base=Var(name='x'), exp=Const(value=2))), Mul(Cons...
NT
null
COMPUTE
sympy
MOBIUS_COPRIME
[ "MOBIUS_COPRIME" ]
ac54ac
algebra_vieta_sum_v1
null
5
0
[ "MOBIUS_COPRIME" ]
1
0.032
2026-02-08T18:18:09.426572Z
{ "verified": true, "answer": 980, "timestamp": "2026-02-08T18:18:09.458962Z" }
bd8512
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 115, "completion_tokens": 568 }, "timestamp": "2026-02-16T12:17:55.199Z", "answer": 980 }, { "id": 11, ...
2
[ { "lemma": "DS2", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOBIUS_COPRIME", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -10, "mid": -7.27, "hi": -4.54 }
2ee137
sequence_count_fib_divisible_v1_784195855_1935
Compute the number of positive integers $n$ such that $n \leq 968$ and the $n$-th Fibonacci number is divisible by $13$.
138
graphs = [ Graph( let={ "upper": Const(968), "d": Const(13), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("upper")), Divides(divisor=Ref("d"), dividend=Fibonacci(arg=Var(name='n')))))), }, g...
NT
null
COUNT
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW", "B3" ]
78ed98
sequence_count_fib_divisible_v1
null
6
0
[ "B3", "MAX_PRIME_BELOW" ]
2
0.08
2026-02-08T05:24:41.340248Z
{ "verified": true, "answer": 138, "timestamp": "2026-02-08T05:24:41.419848Z" }
2c1f6e
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 95, "completion_tokens": 761 }, "timestamp": "2026-02-11T22:35:38.049Z", "answer": 80 }, { "id": 11, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok" }, { "lemma": "V7", "status": "no" ...
{ "lo": -5.55, "mid": -3.01, "hi": 0.34 }
3de5db
alg_poly_preperiod_count_v1_601307018_9204
For an integer $a$, define $f(a) = (a^4 - a^3 + 5a^2 - 5) \bmod 41$. Let $N = f(a)$, $M = f(N)$, $R = f(M)$, and $S = f(R)$. Find the number of non-negative integers $a$ with $0 \le a \le 17752$ such that $S = N$, $M \ne N$, and $R \ne N$.
2,165
graphs = [ Graph( let={ "p1": Mod(value=Sum(Pow(Var("a"), Const(4)), Mul(Const(-1), Pow(Var("a"), Const(3))), Mul(Const(5), Pow(Var("a"), Const(2))), Const(-5)), modulus=Const(41)), "p2": Mod(value=Sum(Pow(Ref("p1"), Const(4)), Mul(Const(-1), Pow(Ref("p1"), Const(3))), Mul(Const(5), ...
ALG
null
COUNT
sympy
POLY_ORBIT_COUNT
[ "POLY_ORBIT_COUNT" ]
4ad965
alg_poly_preperiod_count_v1
null
6
null
[ "POLY_ORBIT_COUNT" ]
1
0.064
2026-03-10T09:35:59.903582Z
{ "verified": true, "answer": 2165, "timestamp": "2026-03-10T09:35:59.967280Z" }
8983b2
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": 9155 }, "timestamp": "2026-04-19T10:50:39.493Z", "answer": 2165 }, { "...
1
[ { "lemma": "POLY_ORBIT_COUNT", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": -5.34, "mid": 1.1, "hi": 7.53 }
46254f
sequence_fibonacci_compute_v1_151522320_1656
Let $m = 241$. Let $S$ be the set of all integers $n$ with $1 \leq n \leq m$ such that the sum of the decimal digits of $n$ is odd. Let $T$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = |S|$. Let $n$ be the minimum value of $x + y$ over all such pairs. Define $\text{result} = F_n$, the $...
41,825
graphs = [ Graph( let={ "_m": Const(241), "_n": Const(59536), "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")), CountOverSet(set...
NT
null
COMPUTE
sympy
L3B
[ "L3B/B3" ]
f2ec8b
sequence_fibonacci_compute_v1
null
6
0
[ "B3", "L3B" ]
2
0.002
2026-02-08T04:10:17.148948Z
{ "verified": true, "answer": 41825, "timestamp": "2026-02-08T04:10:17.150699Z" }
1230e0
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 241, "completion_tokens": 2137 }, "timestamp": "2026-02-10T15:38:17.356Z", "answer": 41825 }, { ...
1
[ { "lemma": "B3", "status": "ok_later" }, { "lemma": "C2", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "L3B", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "V3"...
{ "lo": -5.55, "mid": -3.01, "hi": 0.33 }
cfd1c8
modular_sum_quadratic_residues_v1_1520064083_2291
Let $m = 132$. Define $n$ to be the number of nonnegative integers $j$ with $0 \leq j \leq 132$ such that $\binom{132}{j}$ is odd. Let $p$ be the number of integers $t$ with $11 \leq t \leq 309$ for which there exist positive integers $a \leq 30$ and $b \leq 27$ such that $t = 4a + 7b$. Compute the value of $\frac{p(p-...
19,670
graphs = [ Graph( let={ "_m": Const(132), "_n": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Ref("_m")), Eq(Mod(value=Binom(n=Const(132), k=Var("j")), modulus=Const(2)), Const(1))), domain='nonnegative_integers')), "p": ...
ALG
COMB
SUM
sympy
V8
[ "V8/LIN_FORM" ]
e9c298
modular_sum_quadratic_residues_v1
null
6
0
[ "LIN_FORM", "V8" ]
2
0.004
2026-02-08T04:38:23.413796Z
{ "verified": true, "answer": 19670, "timestamp": "2026-02-08T04:38:23.417757Z" }
d3c61b
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 235, "completion_tokens": 32768 }, "timestamp": "2026-02-24T01:24:10.228Z", "answer": null }, { ...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok_later" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "V8", "status": "ok"...
{ "lo": 3.43, "mid": 5.73, "hi": 8.84 }
57e02a
antilemma_sum_primes_v1_1742523217_1321
Let $m$ be the number of positive integers $n$ such that $1 \leq n \leq 29$ and $\gcd(n, 12) = 1$. Let $x$ be the sum of all prime numbers $n$ such that $2 \leq n \leq 3$. Let $c$ be the number of positive integers $n$ such that $1 \leq n \leq 22089$ and $\gcd(n, m) = 1$. Compute $x^2 + 23x + c$.
8,976
graphs = [ Graph( let={ "_d": Const(3), "_m": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(29)), Eq(GCD(a=Var("n"), b=Const(12)), Const(1))))), "_n": Const(2), "x": SumOverSet(set=SolutionsSet(var=Var("...
NT
null
COMPUTE
sympy
C4
[ "C4/C4", "SUM_PRIMES" ]
26c772
antilemma_sum_primes_v1
quadratic_mod
4
0
[ "C4", "SUM_PRIMES" ]
2
0.003
2026-02-08T03:40:43.621534Z
{ "verified": true, "answer": 8976, "timestamp": "2026-02-08T03:40:43.624083Z" }
bc13af
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 230, "completion_tokens": 1287 }, "timestamp": "2026-02-10T06:39:20.768Z", "answer": 8976 }, { "i...
1
[ { "lemma": "C4", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "SUM_PRIMES", "status": "ok" }, { ...
{ "lo": -6.5, "mid": -0.2, "hi": 6.11 }
d37a4d
diophantine_sum_product_min_v1_971394319_267
Let $S = 69$ and $P = 488$. Let $y$ be the smallest positive integer such that $1 \leq y^3 \leq 68$ and $y^3(S - y^3) = P$. Let $r = y^3$. Let $M$ be the maximum value of $xy$ over all pairs of positive integers $(x, y)$ such that $x + y = 126$. Compute $M - r$.
3,961
graphs = [ Graph( let={ "_n": Const(3), "S": Const(69), "P": Const(488), "_result_y": MinOverSet(set=SolutionsSet(var=Var("y"), condition=And(Geq(Pow(Var("y"), Const(3)), Const(1)), Leq(Pow(Var("y"), Const(3)), Const(68)), Eq(Mul(Pow(Var("y"), Ref("_n")), Sub(...
NT
null
EXTREMUM
sympy
B1
[ "B1" ]
d2b6e1
diophantine_sum_product_min_v1
negation_mod
6
0
[ "B1" ]
1
0.009
2026-02-08T12:55:54.671076Z
{ "verified": true, "answer": 3961, "timestamp": "2026-02-08T12:55:54.680307Z" }
742e9f
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 145, "completion_tokens": 953 }, "timestamp": "2026-02-15T08:03:49.536Z", "answer": 3961 }, { ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "K13", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
d10d07
modular_min_linear_v1_153355830_1697
Let $a = 48349$, $b = 15523$, and $m = 57170$. Let $x_0$ be the smallest positive integer $x$ such that $1 \leq x \leq m$ and $$48349x \equiv 15523 \pmod{57170}.$$ Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 49$. Define $k$ to be the minimum value of $x + y$ as $(x, y)$ ranges ...
52,915
graphs = [ Graph( let={ "_n": Const(73331), "a": Const(48349), "b": Const(15523), "m": Const(57170), "result": MinOverSet(set=SolutionsSet(var=Var("x"), condition=And(Geq(Var("x"), Const(1)), Leq(Var("x"), Ref("m")), Eq(Mod(value=Mul(Ref("a"), Var(...
NT
null
EXTREMUM
sympy
B3
[ "B3" ]
385411
modular_min_linear_v1
mod_exp
5
0
[ "B3" ]
1
2.294
2026-02-08T06:33:47.974752Z
{ "verified": true, "answer": 52915, "timestamp": "2026-02-08T06:33:50.268877Z" }
3cc20d
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 197, "completion_tokens": 2074 }, "timestamp": "2026-02-13T01:48:54.983Z", "answer": 52915 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
9bfd2d
comb_sum_binomial_row_v1_717093673_2531
Let $n$ be the number of positive integers $n_1$ such that $1 \le n_1 \le 97$ and $n_1 \equiv \left\lfloor \frac{n_1}{2} \right\rfloor \pmod{7}$. Compute $2^n$.
8,192
graphs = [ Graph( let={ "_n": Const(2), "n": CountOverSet(set=SolutionsSet(var=Var("n1"), condition=And(Geq(Var("n1"), Const(1)), Leq(Var("n1"), Const(97)), Congruent(a=Var(name='n1'), b=Floor(arg=Div(left=Var(name='n1'), right=Const(value=2))), modulus=Const(value=7))))), ...
NT
null
SUM
sympy
L3C
[ "L3C" ]
73f8b0
comb_sum_binomial_row_v1
null
4
0
[ "L3C" ]
1
0.001
2026-02-08T16:55:17.545943Z
{ "verified": true, "answer": 8192, "timestamp": "2026-02-08T16:55:17.547057Z" }
4d96d0
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 110, "completion_tokens": 994 }, "timestamp": "2026-02-17T15:01:56.848Z", "answer": 8192 }, { ...
1
[ { "lemma": "L3C", "status": "ok" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V5", "status": "no" }, { "lemma": "V7", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
623de9
comb_binomial_compute_v1_2051736721_236
Let $n$ be the number of nonnegative integers $j$ such that $0 \le j \le 11280$ and $\binom{11280}{j}$ is odd. Compute $\binom{n}{7}$.
11,440
graphs = [ Graph( let={ "_n": Const(2), "n": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Const(11280)), Eq(Mod(value=Binom(n=Const(11280), k=Var("j")), modulus=Ref("_n")), Const(1))), domain='nonnegative_integers')), "k...
ALG
COMB
COMPUTE
sympy
V8
[ "V8" ]
86348e
comb_binomial_compute_v1
null
6
0
[ "V8" ]
1
0.002
2026-02-08T15:18:33.496872Z
{ "verified": true, "answer": 11440, "timestamp": "2026-02-08T15:18:33.499369Z" }
fbcfe9
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 160, "completion_tokens": 1066 }, "timestamp": "2026-02-24T20:32:37.466Z", "answer": 11440 }, { "...
1
[ { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "LTE_SUM", "status": "no" }, { "lemma": "V1", "status": "no" }, { "lemma": "V8", "status": "ok" } ]
{ "lo": -2.43, "mid": 1.2, "hi": 4.84 }
981a56
nt_sum_divisors_mod_v1_458359167_5740
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 396900$. Define $n$ to be the minimum value of $x + y$ as $(x, y)$ ranges over $S$. Let $\sigma(n)$ denote the sum of the positive divisors of $n$. Compute the remainder when $\sigma(n)$ is divided by $10301$.
4,368
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(396900)))), expr=Sum(Var("x"), Var("y")))), "M": Const(10301...
NT
null
COMPUTE
sympy
B3
[ "B3" ]
0cd20d
nt_sum_divisors_mod_v1
null
4
0
[ "B3" ]
1
0.003
2026-02-08T12:40:18.613122Z
{ "verified": true, "answer": 4368, "timestamp": "2026-02-08T12:40:18.615891Z" }
7de887
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 132, "completion_tokens": 1089 }, "timestamp": "2026-02-15T03:53:27.292Z", "answer": 4368 }, {...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
9d1411
comb_count_partitions_v1_809748730_1844
Let $ T $ be the set of all integers $ t $ such that $ 20 \leq t \leq 128 $ and there exist positive integers $ a \leq 12 $ and $ b \leq 4 $ satisfying $ t = 6a + 14b $. Let $ n $ be the number of elements in $ T $. Compute the number of integer partitions of $ n $.
63,261
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=12)), Geq(left=Var(name='b'), right=Const(value=...
COMB
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
comb_count_partitions_v1
null
5
0
[ "LIN_FORM" ]
1
0.001
2026-02-08T12:43:32.440876Z
{ "verified": true, "answer": 63261, "timestamp": "2026-02-08T12:43:32.441938Z" }
f67373
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 195, "completion_tokens": 4403 }, "timestamp": "2026-02-24T16:13:33.202Z", "answer": 61071 }, { ...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8_SUM", "st...
{ "lo": 3.25, "mid": 5.68, "hi": 8.81 }
d5f79c
sequence_lucas_compute_v1_784195855_4160
Let $S$ be the set of all integers $t$ such that there exist integers $a$ and $b$ satisfying the following conditions: - $1 \leq a \leq 6$, - $1 \leq b \leq 4$, - $7 \leq t \leq 32$, - $t = 2a + 5b$. Let $n$ be the number of elements in $S$. Let $L_n$ denote the $n$th Lucas number, defined by $L_1 = 1$, $L_2 = 3$, an...
79,591
graphs = [ Graph( let={ "_n": Const(70989), "n": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=6)), Geq(left=Va...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
sequence_lucas_compute_v1
null
5
0
[ "LIN_FORM" ]
1
0.003
2026-02-08T06:52:35.229493Z
{ "verified": true, "answer": 79591, "timestamp": "2026-02-08T06:52:35.232364Z" }
90f59d
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 215, "completion_tokens": 2154 }, "timestamp": "2026-02-13T05:44:59.096Z", "answer": 79591 }, ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "V5", "status": "no" } ]
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
b1d1bb
sequence_lucas_compute_v1_677425708_2102
Let $n$ be the number of positive integers $k$ such that $1 \leq k \leq 10230$ and $465$ divides $k$. Compute the $n$-th Lucas number.
39,603
graphs = [ Graph( let={ "_n": Const(10230), "n": CountOverSet(set=SolutionsSet(var=Var("k"), condition=And(Geq(Var("k"), Const(1)), Leq(Var("k"), Ref("_n")), Divides(divisor=Const(465), dividend=Var("k"))), domain='positive_integers')), "result": Lucas(arg=Ref(name='n')),...
ALG
NT
COMPUTE
sympy
C2
[ "C2" ]
9685eb
sequence_lucas_compute_v1
null
4
0
[ "C2" ]
1
0.001
2026-02-08T04:47:30.894069Z
{ "verified": true, "answer": 39603, "timestamp": "2026-02-08T04:47:30.894908Z" }
8efc67
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 156, "completion_tokens": 774 }, "timestamp": "2026-02-10T05:55:08.630Z", "answer": 39603 }, { "i...
1
[ { "lemma": "C2", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "V1", "status": "no" } ]
{ "lo": -5.55, "mid": -3.02, "hi": 0.32 }
8da361
modular_mod_compute_v1_1431428450_267
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 262144$. Let $m$ be the minimum value of $x + y$ over all pairs in $S$. Let $a = -13203$, and let $r$ be the remainder when $a$ is divided by $m$. Define $T$ as the set of all positive integers $t$ such that $18 \leq t \leq 60$ and th...
8,301
graphs = [ Graph( let={ "_n": Const(2), "a": Const(-13203), "m": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Const(262144)))), ...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM", "B3" ]
4d14cd
modular_mod_compute_v1
mod_exp
7
0
[ "B3", "LIN_FORM" ]
2
0.004
2026-02-08T13:22:13.999044Z
{ "verified": true, "answer": 8301, "timestamp": "2026-02-08T13:22:14.003470Z" }
c55e78
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 229, "completion_tokens": 1577 }, "timestamp": "2026-02-15T13:56:30.352Z", "answer": 8301 }, {...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { ...
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
8a6247
diophantine_product_count_v1_2051736721_3976
Let $m = 14$. Let $n$ be a positive integer such that $1 \le n \le 3861$, $9$ divides $n$, and $\gcd(n, 14) = 1$. Let $N$ be the number of such integers $n$. Define $u = \sum_{d \mid N} \phi(d)$, where $\phi$ is Euler's totient function. Let $k = 480$. Determine the number of positive integers $x$ such that $1 \le x \l...
20
graphs = [ Graph( let={ "_m": Const(14), "_n": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(3861)), Divides(divisor=Const(9), dividend=Var("n")), Eq(GCD(a=Var("n"), b=Ref("_m")), Const(1))))), "k": Const(480), ...
NT
null
COUNT
sympy
C5
[ "C5/K3" ]
fe33d2
diophantine_product_count_v1
null
7
0
[ "C5", "K3" ]
2
0.025
2026-02-08T17:38:51.131721Z
{ "verified": true, "answer": 20, "timestamp": "2026-02-08T17:38:51.156714Z" }
d1092a
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 178, "completion_tokens": 1512 }, "timestamp": "2026-02-18T05:52:27.143Z", "answer": 20 }, { ...
1
[ { "lemma": "C5", "status": "ok" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K3", "status": "ok_later" }, { "lemma": "K5", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { ...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
5b4066
algebra_quadratic_discriminant_v1_1125832087_185
Let $a = 3$, $b = -5$, and $c = 6$. Define the discriminant $D = b^2 - 4ac$. Let $r$ be the value of $2$ if $D > 0$, and $0$ otherwise. Additionally, let $s = 1$ if $D$ equals the sum of $\mu(d)$ over all positive divisors $d$ of $\gcd(54, 36)$, and $0$ otherwise. Compute $16086 \cdot (r + s)$.
0
graphs = [ Graph( let={ "a": Const(3), "b": Const(-5), "c": Const(6), "D": Sub(Pow(Ref("b"), Const(2)), Mul(Const(4), Ref("a"), Ref("c"))), "result": Sum(Mul(Const(2), Iverson(condition=Gt(Ref("D"), Const(0)))), Iverson(condition=Eq(Ref("D"), SumOv...
NT
null
COMPUTE
sympy
MOBIUS_COPRIME
[ "MOBIUS_COPRIME" ]
ac54ac
algebra_quadratic_discriminant_v1
null
6
0
[ "MOBIUS_COPRIME" ]
1
0.003
2026-02-08T02:55:26.512734Z
{ "verified": true, "answer": 0, "timestamp": "2026-02-08T02:55:26.516019Z" }
51006c
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 214, "completion_tokens": 340 }, "timestamp": "2026-02-17T15:49:49.721Z", "answer": 0 } ]
2
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MOBIUS_COPRIME", "status": "ok" }, { "lemma": "MOD_FACTORIAL", "statu...
{ "lo": -10, "mid": -6.47, "hi": -2.95 }
162961
diophantine_fbi2_count_v1_124444284_1208
Let $k = 180$. Consider the set of all positive integers $d$ such that $4 \leq d \leq 63$, $d$ divides $k$, and $2 \leq \frac{k}{d} \leq 61$. Let $r$ be the number of elements in this set. Compute the smallest positive integer $Q$ such that the $Q$-th Fibonacci number is divisible by $r + 2$. (Recall that the Fibonacci...
20
graphs = [ Graph( let={ "k": Const(180), "result": CountOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(4)), Leq(Var("d"), Const(63)), Divides(divisor=Var("d"), dividend=Ref("k")), Geq(Div(Ref("k"), Var("d")), Const(2)), Leq(Div(Ref("k"), Var("d")), Const(61)...
NT
null
COUNT
sympy
V1
[ "COUNT_FIB_DIVISIBLE/LIOUVILLE_ONE", "MOBIUS_COPRIME" ]
cc5937
diophantine_fbi2_count_v1
null
4
2
[ "COUNT_FIB_DIVISIBLE", "LIOUVILLE_ONE", "MOBIUS_COPRIME", "V1" ]
4
2.809
2026-02-08T03:44:27.028649Z
{ "verified": true, "answer": 20, "timestamp": "2026-02-08T03:44:29.837569Z" }
7f9c95
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 259, "completion_tokens": 1603 }, "timestamp": "2026-02-10T04:26:41.051Z", "answer": 20 }, { "id"...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "ok" }, { "lemma": "K5", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LIOUVILLE_ONE", "status": "ok_later" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_VAL", "status": ...
{ "lo": -6.51, "mid": -0.31, "hi": 5.43 }
7d5e41
nt_min_phi_inverse_v1_1915831931_3224
Let $m = 14$. Define $N$ as the number of integers $t$ for which there exist positive integers $a$ and $b$ such that $1 \leq a \leq 63$, $1 \leq b \leq 20$, $7 \leq t \leq 355$, and $t = 5a + 2b$. Define $U$ as the number of positive integers $n$ such that $1 \leq n \leq N$, $3$ divides $n$, and $\gcd(n, 14) = 1$. Defi...
13
graphs = [ Graph( let={ "_m": Const(14), "_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=63)), Geq(left=Var...
NT
null
EXTREMUM
sympy
LIN_FORM
[ "LIN_FORM/C5" ]
683493
nt_min_phi_inverse_v1
null
6
0
[ "C5", "LIN_FORM" ]
2
0.089
2026-02-08T17:25:55.712033Z
{ "verified": true, "answer": 13, "timestamp": "2026-02-08T17:25:55.801408Z" }
ed831c
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 277, "completion_tokens": 3885 }, "timestamp": "2026-02-18T02:55:03.139Z", "answer": 13 }, { ...
1
[ { "lemma": "C5", "status": "ok_later" }, { "lemma": "K13", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma"...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
a96c72
nt_max_prime_below_v1_1742523217_1253
Let $S$ be the set of all positive integers $n$ such that $n$ is divisible by 2, $\gcd(n, 15) = 1$, and $1 \leq n \leq 4$. Let $T$ be the set of all prime numbers $n$ such that the number of elements in $S$ is less than or equal to $n$ and $n \leq 19321$. Define $r$ to be the maximum element of $T$. Let $Q$ be the rema...
2,786
graphs = [ Graph( let={ "_n": Const(4), "upper": Const(19321), "result": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("_n")), Divides(divisor=Cons...
NT
null
EXTREMUM
sympy
C5
[ "C5" ]
1d9668
nt_max_prime_below_v1
null
4
0
[ "C5" ]
1
0.733
2026-02-08T03:35:05.831719Z
{ "verified": true, "answer": 2786, "timestamp": "2026-02-08T03:35:06.564480Z" }
1350ee
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 246, "completion_tokens": 2548 }, "timestamp": "2026-02-10T05:43:58.446Z", "answer": 2786 }, { "i...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "C5", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V1", "status": "...
{ "lo": -3.46, "mid": 1.03, "hi": 5.49 }
354c10
nt_euler_phi_compute_v1_677425708_1390
Let $p$ be the largest integer such that $31^p$ divides $31^{73}$. Let $q = 17$ and $r = 2$. Define $n_2 = p \cdot q \cdot r$. Let $m$ be the remainder when the number of positive divisors of $n_2$ is divided by 2. Let $n_1 = \varphi(2)$, and let $w = \sum_{d \mid n_1} \mu(d)$, where $\mu$ is the M\"obius function. Def...
34,320
graphs = [ Graph( let={ "_n": Const(2), "p": MaxKDivides(target=Pow(Const(31), Const(73)), base=Const(31)), "q": Const(17), "r": Const(2), "n2": Mul(Ref("p"), Ref("q"), Ref("r")), "m": Mod(value=NumDivisors(n=Ref("n2")), modulus=Ref("_n...
NT
null
COMPUTE
sympy
K14
[ "K14/DIVISOR_PARITY", "MOBIUS_SUM", "ONE_PHI_2" ]
e20a33
nt_euler_phi_compute_v1
null
5
2
[ "DIVISOR_PARITY", "K14", "MOBIUS_SUM", "ONE_PHI_2" ]
4
0.002
2026-02-08T04:10:06.826635Z
{ "verified": true, "answer": 34320, "timestamp": "2026-02-08T04:10:06.828692Z" }
d3ab15
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 255, "completion_tokens": 1760 }, "timestamp": "2026-02-09T19:22:19.064Z", "answer": 34320 }, { "...
1
[ { "lemma": "DIVISOR_PARITY", "status": "ok_later" }, { "lemma": "K14", "status": "ok" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "no" }, { "lemma": "MOBIUS_SUM", "status": "ok" }, { "lemma": "MOD_ADD", "stat...
{ "lo": -6.5, "mid": -0.2, "hi": 6.11 }
f2ad01
comb_factorial_compute_v1_1742523217_1897
Let $S$ be the set of all positive integers $p$ such that there exists a positive integer $q$ with $p \cdot q = 2940$, $\gcd(p, q) = 1$, and $p < q$. Let $n$ be the number of elements in $S$. Define $r = n!$. Compute the remainder when $46705 \cdot r$ is divided by $72497$.
36,025
graphs = [ Graph( let={ "_n": Const(72497), "n": CountOverSet(set=SolutionsSet(var=Var("p"), condition=And(IsPositive(arg=Var(name='p')), Exists(var=Var(name='q'), condition=And(Eq(left=Mul(Var(name='p'), Var(name='q')), right=Const(value=2940)), Eq(left=GCD(a=Var(name='p'), b=Var(na...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS" ]
2bb3aa
comb_factorial_compute_v1
null
5
0
[ "COPRIME_PAIRS" ]
1
0.002
2026-02-08T04:19:24.199548Z
{ "verified": true, "answer": 36025, "timestamp": "2026-02-08T04:19:24.201132Z" }
a6cd70
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 204, "completion_tokens": 1968 }, "timestamp": "2026-02-10T16:10:52.315Z", "answer": 36025 }, { ...
1
[ { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V8", "statu...
{ "lo": -3.42, "mid": 1.86, "hi": 7.55 }
18a41f
modular_mod_compute_v1_784195855_7317
Let $a$ be the largest prime number $n$ such that $2 \leq n \leq 25$. Let $m$ be the number of integers $t$ with $19 \leq t \leq 3868$ for which there exist positive integers $a$ and $b$ with $1 \leq a \leq 109$, $1 \leq b \leq 520$, and $t = 2a + 7b + 10$. Let $r$ be the remainder when $a$ is divided by $m$. Compute t...
17,163
graphs = [ Graph( let={ "_n": Const(58712), "a": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), Const(25)), IsPrime(Var("n"))))), "m": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition...
NT
null
COMPUTE
sympy
MAX_PRIME_BELOW
[ "MAX_PRIME_BELOW", "LIN_FORM" ]
d530e2
modular_mod_compute_v1
null
5
0
[ "LIN_FORM", "MAX_PRIME_BELOW" ]
2
0.002
2026-02-08T09:12:27.141725Z
{ "verified": true, "answer": 17163, "timestamp": "2026-02-08T09:12:27.143816Z" }
f1fd9a
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 179, "completion_tokens": 4076 }, "timestamp": "2026-02-14T01:29:17.527Z", "answer": 17163 }, ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_PRIMES", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, ...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
3e0d85
alg_poly4_count_v1_1218484723_6423
Let $Q$ be the number of ordered pairs $(a, b)$ of positive integers with $1 \le a \le 78$ and $1 \le b \le 78$ such that $$-2048 a^{3} b + \sum_{(a1, b1, c),\, a1^{2} + b1^{2} + c^{2} = a1 b1 + b1 c + c a1,\, 1a1 + 5b1 + \left|\{ t : \text{there exist integers } a1, b1 \text{ with } 1 \le a1 \le 2, 1 \le b1 \le 4 \tex...
98
graphs = [ Graph( let={ "_m": Const(2), "_n": Const(512), "result": CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("a"), Var("b")]), condition=And(Geq(Var("a"), Const(1)), Leq(Var("a"), Const(78)), Geq(Var("b"), Const(1)), Leq(Var("b"), Const(78)), Eq(Sum(Mul(Const...
ALG
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM/SUM_SQUARES_IDENTITY" ]
4e9382
alg_poly4_count_v1
null
8
0
[ "LIN_FORM", "SUM_SQUARES_IDENTITY" ]
2
0.114
2026-02-25T07:59:37.897487Z
{ "verified": true, "answer": 98, "timestamp": "2026-02-25T07:59:38.011201Z" }
5698f9
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 381, "completion_tokens": 6419 }, "timestamp": "2026-03-30T01:38:23.265Z", "answer": 98 }, { "id"...
1
[ { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "SUM_SQUARES_IDENTITY", "status": "ok_later" } ]
{ "lo": -3.33, "mid": 1.03, "hi": 5.26 }
0783a2
lin_form_endings_v1_1520064083_8201
Let $a = 12$, $b = 42$, $A = 14$, and $B = 45$. Let $g = \gcd(a, b)$. Define $$ n = \left\lfloor \frac{aA + bB - a - b}{g} \right\rfloor + 1. $$ Let $k = 18165$ and $M = 87077$. Compute the remainder when $k \cdot n$ is divided by $M$.
76,962
graphs = [ Graph( let={ "a_coeff": Const(12), "b_coeff": Const(42), "A_val": Const(14), "B_val": Const(45), "g_step": GCD(a=Ref("a_coeff"), b=Ref("b_coeff")), "numerator": Sub(Sum(Mul(Ref("a_coeff"), Ref("A_val")), Mul(Ref("b_coeff"), R...
COMB
NT
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
lin_form_endings_v1
null
3
null
[ "LIN_FORM" ]
1
0.001
2026-02-08T10:04:51.545337Z
{ "verified": true, "answer": 76962, "timestamp": "2026-02-08T10:04:51.546335Z" }
0554c6
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 147, "completion_tokens": 837 }, "timestamp": "2026-02-14T06:16:04.122Z", "answer": 76962 }, {...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", ...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
e62899
nt_count_coprime_and_v1_124444284_5326
Let $U$ be the set of all integers $t$ such that there exist positive integers $a$ and $b$ with $1 \le a \le 183$, $1 \le b \le 1069$, $33 \le t \le 24645$, and $t = 12a + 21b$. Let $k_1$ be the number of integers $t$ such that there exist positive integers $a$ and $b$ with $1 \le a \le 3$, $1 \le b \le 3$, $5 \le t \l...
4,962
graphs = [ Graph( let={ "upper": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=183)), Geq(left=Var(name='b'), right=Const(v...
NT
null
COUNT
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
nt_count_coprime_and_v1
null
6
0
[ "LIN_FORM" ]
1
1.147
2026-02-08T06:32:45.298347Z
{ "verified": true, "answer": 4962, "timestamp": "2026-02-08T06:32:46.445814Z" }
f34ce1
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 246, "completion_tokens": 4400 }, "timestamp": "2026-02-13T01:21:00.763Z", "answer": 4962 }, {...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V8_SUM", "status": "...
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
9e44b5
antilemma_k2_v1_1440796553_461
Let $$ x = \sum_{k=1}^{420} \phi(k) \left\lfloor \frac{420}{k} \right\rfloor. $$ Compute the remainder when $$ x + \phi(|x| + 1) + \tau(|x| + 1) $$ is divided by $95735$, where $\phi$ denotes Euler's totient function and $\tau(m)$ denotes the number of positive divisors of $m$.
81,087
graphs = [ Graph( let={ "x": Summation(var="k", start=Const(1), end=Const(420), expr=Mul(EulerPhi(n=Var("k")), Floor(Div(Const(420), Var("k"))))), "Q": Mod(value=Sum(Ref("x"), EulerPhi(n=Sum(Abs(arg=Ref(name='x')), Const(1))), NumDivisors(n=Sum(Abs(arg=Ref(name='x')), Const(1)))), mo...
NT
COMB
COMPUTE
sympy
K2
[ "K2" ]
6897ab
antilemma_k2_v1
null
3
0
[ "K2" ]
1
0.001
2026-02-08T11:48:26.234524Z
{ "verified": true, "answer": 81087, "timestamp": "2026-02-08T11:48:26.235713Z" }
1d301f
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 141, "completion_tokens": 4358 }, "timestamp": "2026-02-14T19:20:16.904Z", "answer": 81087 }, ...
1
[ { "lemma": "K16", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K2", "status": "ok" }, { "lemma": "L3c", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
933e6a
nt_count_intersection_v1_2051736721_705
Let $S$ be the set of all ordered pairs $(x, y)$ of positive integers such that $xy = 25000000$. Let $N$ be the minimum value of $x + y$ over all such pairs. Let $a = 7$ and $b = 18$. Determine the number of positive integers $n$ such that $1 \leq n \leq N$, $7$ divides $n$, and $\gcd(n, 18) = 1$. Let this number be $k...
72,002
graphs = [ Graph( let={ "_n": Const(92466), "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(25000000)))), expr=Sum(Var("x"), Var("y"...
NT
null
COUNT
sympy
B3
[ "B3" ]
0cd20d
nt_count_intersection_v1
null
6
0
[ "B3" ]
1
0.356
2026-02-08T15:38:41.551805Z
{ "verified": true, "answer": 72002, "timestamp": "2026-02-08T15:38:41.907777Z" }
79872c
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 171, "completion_tokens": 1574 }, "timestamp": "2026-02-16T10:05:18.340Z", "answer": 72002 }, ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V3", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
9a6df3
diophantine_fbi2_min_v1_124444284_10382
Let $m = 60$. Let $S$ be the set of all ordered pairs $(x,y)$ of positive integers such that $xy = 4$. Define $n$ to be the minimum value of $x + y$ as $(x,y)$ ranges over $S$. Let $k = 48$. Let $T$ be the set of all ordered pairs $(i,j)$ where $i$ is an integer from 1 to 58 inclusive and $j$ is an integer from 1 to 59...
4
graphs = [ Graph( let={ "_m": Const(60), "_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(4)))), expr=Sum(Var("x"), Var("y")))), ...
NT
null
EXTREMUM
sympy
B3
[ "B3/COUNT_SUM_EQUALS" ]
63dc97
diophantine_fbi2_min_v1
null
4
0
[ "B3", "COUNT_SUM_EQUALS" ]
2
0.021
2026-02-08T13:02:25.973548Z
{ "verified": true, "answer": 4, "timestamp": "2026-02-08T13:02:25.994110Z" }
286404
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 218, "completion_tokens": 821 }, "timestamp": "2026-02-15T09:03:13.684Z", "answer": 4 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "ok_later" }, { "lemma": "K17", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "L3b", "status": "no" ...
{ "lo": -6.96, "mid": -4.56, "hi": -1.46 }
7c837f
modular_mod_compute_v1_1520064083_7019
Compute the remainder when $20160$ is divided by $1283$.
915
graphs = [ Graph( let={ "a": Const(20160), "m": Const(1283), "result": Mod(value=Ref("a"), modulus=Ref("m")), }, goal=Ref("result"), ) ]
NT
null
COMPUTE
sympy
B3
[ "B3/MAX_PRIME_BELOW" ]
f253c0
modular_mod_compute_v1
null
2
0
[ "B3", "MAX_PRIME_BELOW" ]
2
0.015
2026-02-08T08:43:04.892417Z
{ "verified": true, "answer": 915, "timestamp": "2026-02-08T08:43:04.907820Z" }
a4313e
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 62, "completion_tokens": 322 }, "timestamp": "2026-02-13T20:51:36.469Z", "answer": 915 }, { ...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_DIVISOR_COUNT", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" }, { "lemma": "MOD_MUL", "status": "no"...
{ "lo": -8.32, "mid": -5.11, "hi": -2.37 }
687496
geo_count_lattice_rect_v1_655260480_4374
Compute the number of lattice points $(x, y)$ such that $0 \le x \le 77$ and $0 \le y \le 114$.
8,970
graphs = [ Graph( let={ "a": Const(77), "b": Const(114), "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
2026-02-08T17:54:18.077876Z
{ "verified": true, "answer": 8970, "timestamp": "2026-02-08T17:54:18.078430Z" }
af0804
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 81, "completion_tokens": 361 }, "timestamp": "2026-02-18T09:39:25.902Z", "answer": 8970 }, { ...
1
[]
{ "lo": -8, "mid": -4.75, "hi": -2.28 }
920132_n
alg_sum_powers_v1_1419126231_1708
A factory assigns production codes using the formula $t = 12a + 15b + 10$, where $a$ is a line number from $1$ to $289$ and $b$ is a shift number from $1$ to $457$. Only codes $t$ between $37$ and $10333$ inclusive are valid. Let $S$ be the set of all valid codes. Each day, the factory computes a value $M$ as the sum o...
1,795
ALG
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
alg_sum_powers_v1
null
5
null
[ "LIN_FORM" ]
1
0.005
2026-02-25T11:14:28.400569Z
null
ca0e97
920132
narrative
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 0, "correct": { "strict": false, "boxed": false, "relaxed": false }, "usage": { "prompt_tokens": 252, "completion_tokens": 32768 }, "timestamp": "2026-03-31T05:03:35.302Z", "answer": 49157 }, { ...
1
[ { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" } ]
{ "lo": 3.8, "mid": 6.33, "hi": 9.49 }
95d8ef
modular_count_residue_v1_865884756_1966
Let $m$ be the smallest integer $d$ such that $d \geq 2$ and $d$ divides $15$. Let $r = 1$. Determine the value of the number of positive integers $n$ such that $1 \leq n \leq 65025$ and $n \equiv r \pmod{m}$.
21,675
graphs = [ Graph( let={ "_n": Const(2), "upper": Const(65025), "m": MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Ref("_n")), Divides(divisor=Var("d"), dividend=Const(15))))), "r": Const(1), "result": CountOverSet(set=Soluti...
NT
null
COUNT
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR" ]
bc3776
modular_count_residue_v1
null
3
0
[ "MIN_PRIME_FACTOR" ]
1
2.192
2026-02-08T16:24:48.119054Z
{ "verified": true, "answer": 21675, "timestamp": "2026-02-08T16:24:50.311019Z" }
0ccf50
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 118, "completion_tokens": 547 }, "timestamp": "2026-02-17T03:22:35.204Z", "answer": 21675 }, {...
1
[ { "lemma": "C2", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "VAL_SUM_EQ", "status": "no"...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
984e26
comb_count_derangements_v1_1520064083_10030
Let $m = 6$. Consider all ordered pairs of positive integers $(x, y)$ such that $x + y = m$. Let $P$ be the set of all values of $xy$ for such pairs. Define $N$ to be the maximum element of $P$. Let $n$ be the largest prime number such that $2 \leq n \leq N$. Define $\text{result} = !n$, the number of derangements of ...
51,138
graphs = [ Graph( let={ "_m": Const(6), "_n": Const(2), "n": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Ref("_n")), Leq(Var("n"), MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=V...
NT
COMB
COUNT
sympy
LTE_DIFF
[ "B1/MAX_PRIME_BELOW" ]
2fc9f0
comb_count_derangements_v1
null
6
0
[ "B1", "LTE_DIFF", "MAX_PRIME_BELOW" ]
3
0.009
2026-02-08T11:09:16.046321Z
{ "verified": true, "answer": 51138, "timestamp": "2026-02-08T11:09:16.055723Z" }
b2a1fe
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 186, "completion_tokens": 1220 }, "timestamp": "2026-02-14T10:46:01.862Z", "answer": 51138 }, ...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K17", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" }, { "lemma": "V1", "status": "no" }, { "lemma"...
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
c8e6aa
nt_count_divisible_and_v1_798873815_295
Let $N$ be the number of positive integers $n$ such that $n \leq 174060$ and $n$ is divisible by both $9$ and $12$. Let $S$ be the set of all real solutions $x$ to the equation $x^2 - 293x - 14448 = 0$, and let $T$ be the set of all ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = 674$. Comput...
14,264
graphs = [ Graph( let={ "_n": Const(2), "upper": Const(174060), "d1": Const(9), "d2": Const(12), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("upper")), Eq(Mod(value=Var("n"), modulu...
NT
null
COUNT
sympy
VIETA_SUM
[ "VIETA_SUM", "COMB1" ]
646807
nt_count_divisible_and_v1
two_moduli
7
0
[ "COMB1", "VIETA_SUM" ]
2
5.509
2026-02-08T02:32:35.893013Z
{ "verified": true, "answer": 14264, "timestamp": "2026-02-08T02:32:41.401770Z" }
44439c
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 271, "completion_tokens": 930 }, "timestamp": "2026-02-08T19:19:54.002Z", "answer": 14264 }, { "i...
1
[ { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "L3b", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V5", "status": "no" }, { "...
{ "lo": -0.84, "mid": 0.99, "hi": 2.62 }
f5f0e4
nt_count_coprime_v1_1440796553_1292
Let $n_0 = 52$. Let $S$ be the set of all ordered pairs $(x_1, x_2)$ of positive odd integers such that $x_1 + x_2 = n_0$. Let $N$ be the number of elements in $S$. Let $k$ be the largest prime number $n$ such that $2 \leq n \leq N$. Let $U = 16384$. Find the number of integers $n$ such that $1 \leq n \leq U$ and $\gc...
15,672
graphs = [ Graph( let={ "_n": Const(52), "upper": Const(16384), "k": MaxOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(2)), Leq(Var("n"), CountOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x1"), Var("x2")]), condition=And(IsPositive(arg=Var(n...
NT
null
COUNT
sympy
COMB1
[ "COMB1/MAX_PRIME_BELOW" ]
6a06f8
nt_count_coprime_v1
null
5
0
[ "COMB1", "MAX_PRIME_BELOW" ]
2
1.581
2026-02-08T13:38:17.115434Z
{ "verified": true, "answer": 15672, "timestamp": "2026-02-08T13:38:18.696338Z" }
bf3c79
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 169, "completion_tokens": 872 }, "timestamp": "2026-02-15T19:26:02.228Z", "answer": 15672 }, {...
1
[ { "lemma": "COMB1", "status": "ok" }, { "lemma": "K5", "status": "no" }, { "lemma": "LTE_DIFF", "status": "no" }, { "lemma": "MAX_PRIME_BELOW", "status": "ok_later" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_MUL", "status": "n...
{ "lo": -5.49, "mid": 0.22, "hi": 6.51 }
8c26d9
sequence_fibonacci_compute_v1_865884756_199
Let $n$ be the number of integers $t$ in the range $8 \leq t \leq 35$ such that $t = 5a + 3b$ for some positive integers $a$ and $b$ with $1 \leq a \leq 4$ and $1 \leq b \leq 5$. Compute 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$.
6,765
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=4)), Geq(left=Var(name='b'), right=Const(value=1...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
sequence_fibonacci_compute_v1
null
3
0
[ "LIN_FORM" ]
1
0.002
2026-02-08T15:15:51.229246Z
{ "verified": true, "answer": 6765, "timestamp": "2026-02-08T15:15:51.231173Z" }
c7e421
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 241, "completion_tokens": 929 }, "timestamp": "2026-02-10T05:27:15.276Z", "answer": 6765 }, { "id...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "V1", "status": "no" } ]
{ "lo": -7.09, "mid": -0.49, "hi": 6.1 }
ff7763
comb_binomial_compute_v1_601307018_9591
Let $k$ be the minimum value of $|x - y|$ over all ordered pairs $(x, y)$ of positive integers such that $xy = 220$. Let $M = \binom{16}{k}$. Find the remainder when $39353M$ is divided by $93942$.
28,256
graphs = [ Graph( let={ "_n": Const(93942), "n": Const(16), "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(220)))), exp...
COMB
null
COMPUTE
sympy
B3_DIFF
[ "B3_DIFF" ]
b47ea7
comb_binomial_compute_v1
null
4
0
[ "B3_DIFF" ]
1
0.004
2026-03-10T10:01:31.422971Z
{ "verified": true, "answer": 28256, "timestamp": "2026-03-10T10:01:31.427381Z" }
7d5daf
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 175, "completion_tokens": 1813 }, "timestamp": "2026-04-19T11:36:19.704Z", "answer": 28256 }, { ...
1
[ { "lemma": "B3_DIFF", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V7", "status": "no" }, { "lemma": "V8", "status": "no" }, { "lemma": "V8_SUM", "status": "no" ...
{ "lo": -5.34, "mid": 1.1, "hi": 7.53 }
e117a6
nt_min_crt_v1_784195855_8679
Let $S$ be the set of all ordered pairs $(a,b)$ of positive integers with $1 \le a \le 3$ and $1 \le b \le 3$. For each such pair, define $t = 3a + 2b$. Let $T$ be the set of all integers $t$ that satisfy $5 \le t \le 15$. Let $N$ be the number of elements in $T$. Now consider the set of all ordered pairs $(x,y)$ of po...
20,388
graphs = [ Graph( let={ "m": Const(7), "k": MaxOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Sum(Var("x"), Var("y")), MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tupl...
NT
null
EXTREMUM
sympy
LIN_FORM
[ "LIN_FORM/B3/B1" ]
5d6f3d
nt_min_crt_v1
null
7
0
[ "B1", "B3", "LIN_FORM" ]
3
0.01
2026-02-08T16:16:39.491382Z
{ "verified": true, "answer": 20388, "timestamp": "2026-02-08T16:16:39.501343Z" }
ff55b5
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 258, "completion_tokens": 1895 }, "timestamp": "2026-02-17T00:00:31.411Z", "answer": 20388 }, ...
1
[ { "lemma": "B1", "status": "ok_later" }, { "lemma": "B3", "status": "ok_later" }, { "lemma": "C2", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K15", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "LIN...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
ef2873
sequence_fibonacci_compute_v1_124444284_8620
Let $T$ be the set of integers $t$ such that $30 \leq t \leq 76$ and there exist positive integers $a \leq 5$, $b \leq 6$ satisfying $t = 4a + 6b + 20$. Let $n = |T|$. Compute 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$.
17,711
graphs = [ Graph( let={ "n": CountOverSet(set=SolutionsSet(var=Var("t"), condition=Exists(var=Var(name='a'), condition=Exists(var=Var(name='b'), condition=And(Geq(left=Var(name='a'), right=Const(value=1)), Leq(left=Var(name='a'), right=Const(value=5)), Geq(left=Var(name='b'), right=Const(value=1...
NT
null
COMPUTE
sympy
LIN_FORM
[ "LIN_FORM" ]
7b2633
sequence_fibonacci_compute_v1
null
4
0
[ "LIN_FORM" ]
1
0.001
2026-02-08T09:49:29.122505Z
{ "verified": true, "answer": 17711, "timestamp": "2026-02-08T09:49:29.123476Z" }
48e9bc
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 165, "completion_tokens": 2158 }, "timestamp": "2026-02-14T19:39:21.054Z", "answer": 17711 }, ...
1
[ { "lemma": "K13", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" } ]
{ "lo": -5.14, "mid": 0.32, "hi": 6.51 }
fa9d87
nt_sum_divisors_mod_v1_458359167_3471
Let $n$ be the number of positive integers $k$ such that $k \leq 1680$ and $13$ divides $F_k$, where $F_k$ denotes the $k$-th Fibonacci number. Let $\sigma$ be the sum of all positive divisors of $n$. Compute the remainder when $\sigma$ is divided by 11003.
744
graphs = [ Graph( let={ "n": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Const(1680)), Divides(divisor=Const(13), dividend=Fibonacci(arg=Var(name='n')))))), "M": Const(11003), "sigma": SumDivisors(n=Ref("n")), ...
NT
null
COMPUTE
sympy
COUNT_FIB_DIVISIBLE
[ "COUNT_FIB_DIVISIBLE" ]
66de3c
nt_sum_divisors_mod_v1
null
5
0
[ "COUNT_FIB_DIVISIBLE" ]
1
0.001
2026-02-08T08:22:57.793436Z
{ "verified": true, "answer": 744, "timestamp": "2026-02-08T08:22:57.794518Z" }
5cf3c2
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": 2324 }, "timestamp": "2026-02-13T18:02:58.059Z", "answer": 744 }, { ...
1
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "MOD_SUB", "status": "no" }, { "lemma": "V1", "status": "no" } ]
{ "lo": -3.44, "mid": 1.34, "hi": 6.56 }
be3fea
algebra_quadratic_discriminant_v1_1439011603_1754
Let $a = 1$, $b = \sum_{k=1}^{3} k$, and $c = 8$. Define $\text{result} = b^2 - 4ac$. Let $Q$ be the sum of the number of positive divisors of each integer $n$ from $1$ to $|\text{result}|$ inclusive. Compute $Q$.
8
graphs = [ Graph( let={ "_n": Const(2), "a": Const(1), "b": Summation(var="k", start=Const(1), end=Const(3), expr=Var("k")), "c": Const(8), "result": Sub(Pow(Ref("b"), Ref("_n")), Mul(Const(4), Ref("a"), Ref("c"))), "Q": Summation(var="...
NT
null
COMPUTE
sympy
SUM_ARITHMETIC
[ "SUM_ARITHMETIC" ]
eb34f0
algebra_quadratic_discriminant_v1
null
3
0
[ "SUM_ARITHMETIC" ]
1
0.003
2026-02-08T16:15:14.228915Z
{ "verified": true, "answer": 8, "timestamp": "2026-02-08T16:15:14.231827Z" }
709670
CC BY 4.0
[ { "id": 8, "model": "mathstral", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 136, "completion_tokens": 521 }, "timestamp": "2026-02-16T07:15:30.269Z", "answer": 8 }, { "id": 11, "...
2
[ { "lemma": "COUNT_FIB_DIVISIBLE", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "SUM_ARITHMETIC", "status": "ok" }, { "lemma": "V1", "status": "no" } ]
{ "lo": -10, "mid": -7.27, "hi": -4.54 }
84672b
nt_count_divisible_and_v1_1456120455_86
Let $d_1 = 6$ and $d_2 = 8$. Let $S$ be the set of all positive integers $n$ such that $1 \le n \le 90168$, $$n \equiv \sum_{k=0}^{1} (-1)^k \binom{1}{k} \pmod{6},$$ and $n \equiv 0 \pmod{8}$. Let $c$ be the number of elements in $S$. Find the remainder when $33369c$ is divided by $78380$.
37,713
graphs = [ Graph( let={ "upper": Const(90168), "d1": Const(6), "d2": Const(8), "result": CountOverSet(set=SolutionsSet(var=Var("n"), condition=And(Geq(Var("n"), Const(1)), Leq(Var("n"), Ref("upper")), Eq(Mod(value=Var("n"), modulus=Ref("d1")), Summation(var="k...
COMB
null
COUNT
sympy
BINOMIAL_ALTERNATING
[ "BINOMIAL_ALTERNATING" ]
c21569
nt_count_divisible_and_v1
null
4
0
[ "BINOMIAL_ALTERNATING" ]
1
2.958
2026-02-08T02:53:13.812470Z
{ "verified": true, "answer": 37713, "timestamp": "2026-02-08T02:53:16.770953Z" }
f5660f
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 236, "completion_tokens": 1250 }, "timestamp": "2026-02-08T20:02:39.056Z", "answer": 37713 }, { "...
1
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "V...
{ "lo": 0.52, "mid": 2, "hi": 3.36 }
44b16f
comb_bell_compute_v1_349078426_1751
Let $n$ be the number of integers $t$ with $5 \leq t \leq 14$ for which there exist positive integers $a$ and $b$ such that $1 \leq a \leq 4$, $1 \leq b \leq 2$, and $t = 2a + 3b$. Determine the value of the $n$-th Bell number.
4,140
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=4)), 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
0.003
2026-02-08T13:54:04.138402Z
{ "verified": true, "answer": 4140, "timestamp": "2026-02-08T13:54:04.141531Z" }
2e152f
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 1, "correct": { "strict": false, "boxed": false, "relaxed": true }, "usage": { "prompt_tokens": 199, "completion_tokens": 32768 }, "timestamp": "2026-02-24T19:25:11.748Z", "answer": null }, { ...
1
[ { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "LIN_FORM", "status": "ok" }, { "lemma": ...
{ "lo": -5.09, "mid": -2.97, "hi": -0.71 }
5edc25
comb_count_partitions_v1_124444284_6948
Let $n_2 = 0$. Define $e = \sum_{k=0}^{n_2} (-1)^k \binom{n_2}{k}$. Let $u = 6$ and $n_1 = u + 1$. Define $f = \sum_{k=0}^{n_1} (-1)^k \binom{n_1}{k}$. Let $n$ be the value of $e$ multiplied by the number of elements in the Cartesian product of the sets $\{1, 2\}$ and $\{1, 2, \dots, 19\}$, plus $f$. Compute the number...
26,015
graphs = [ Graph( let={ "n2": Const(0), "e": 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(6), "n1": Sum(Ref("u"), Const(1)), "f": Summation(var="k", start=Const(0)...
COMB
null
COUNT
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN/BINOMIAL_ALTERNATING" ]
d0de27
comb_count_partitions_v1
null
4
2
[ "BINOMIAL_ALTERNATING", "COUNT_CARTESIAN" ]
2
0.001
2026-02-08T08:43:33.368669Z
{ "verified": true, "answer": 26015, "timestamp": "2026-02-08T08:43:33.370123Z" }
6a5d0e
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 259, "completion_tokens": 869 }, "timestamp": "2026-02-24T09:58:36.001Z", "answer": 26015 }, { "i...
1
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok_later" }, { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemm...
{ "lo": -2.35, "mid": 1.22, "hi": 4.84 }
bbbca6
algebra_poly_eval_v1_2051736721_4716
Let $S$ be the set of all ordered pairs $(x,y)$ of positive integers such that $$ x \cdot y = \sum_{k=1}^{N} \varphi(k) \left\lfloor \frac{8}{k} \right\rfloor, $$ where $N$ is the number of ordered pairs $(p,q)$ of positive integers satisfying $p < q$, $\gcd(p,q) = 1$, and $p \cdot q = 5250$. Let $b$ be the minimum va...
9,158
graphs = [ Graph( let={ "_m": Const(3), "_n": Const(8), "b": MinOverSet(set=MapOverSet(set=SolutionsSet(var=Tuple(elements=[Var("x"), Var("y")]), condition=And(IsPositive(arg=Var(name='x')), IsPositive(arg=Var(name='y')), Eq(Mul(Var("x"), Var("y")), Summation(var="k", sta...
NT
null
COMPUTE
sympy
COPRIME_PAIRS
[ "COPRIME_PAIRS/K2/B3" ]
911cb4
algebra_poly_eval_v1
null
6
0
[ "B3", "COPRIME_PAIRS", "K2" ]
3
0.004
2026-02-08T18:07:47.011353Z
{ "verified": true, "answer": 9158, "timestamp": "2026-02-08T18:07:47.015766Z" }
0e244a
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 192, "completion_tokens": 3303 }, "timestamp": "2026-02-18T14:15:03.399Z", "answer": 9158 }, {...
1
[ { "lemma": "B3", "status": "ok_later" }, { "lemma": "C2", "status": "no" }, { "lemma": "COPRIME_PAIRS", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K18", "status": "no" }, { "lemma": "K2", "status": "ok_later" }, { "le...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
56677b
modular_min_linear_v1_124444284_548
Let $a$ be the smallest positive integer $n$ such that $7^{1021}$ divides $n!$. Let $m = 12312$ and $b = 4341$. Determine the smallest positive integer $x$ such that $1 \leq x \leq m$ and $a \cdot x \equiv b \pmod{m}$. Let $r$ be this value of $x$. Compute $r + 2^{r \bmod 16} \bmod 86053$.
33,599
graphs = [ Graph( let={ "_n": Const(86053), "a": MinOverSet(set=SolutionsSet(var=Var("n"), condition=Geq(MaxKDivides(target=Factorial(Var("n")), base=Const(7)), Const(1021)), domain='Z_{>0}')), "b": Const(4341), "m": Const(12312), "result": MinOver...
NT
null
EXTREMUM
sympy
V5
[ "V5" ]
79df37
modular_min_linear_v1
null
6
0
[ "V5" ]
1
0.506
2026-02-08T03:21:19.611211Z
{ "verified": true, "answer": 33599, "timestamp": "2026-02-08T03:21:20.117555Z" }
36dbeb
CC BY 4.0
[ { "id": 2, "model": "openai/gpt-oss-120b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 226, "completion_tokens": 3286 }, "timestamp": "2026-02-09T03:12:41.849Z", "answer": 33599 }, { ...
1
[ { "lemma": "K13", "status": "no" }, { "lemma": "K16", "status": "no" }, { "lemma": "K5", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "POLY_PADIC_VAL_CONST", "status": "no" }, { "lemma": "V5", "status": "ok" } ]
{ "lo": -6.49, "mid": 0.51, "hi": 7.52 }
dc957b
nt_min_coprime_above_v1_865884756_1732
Let $m = 12100$ and $n = 70600$. Let $a = 84100$ and $b = 84386$. Let $d_0$ be the smallest divisor of $20677$ that is at least $2$. Define $$ \mu = \sum_{k=1}^{d_0} k. $$ Let $r$ be the smallest integer $n$ such that $a < n \leq b$ and $\gcd(n, \mu) = 1$. Compute the remainder when $m - r$ is divided by $n$.
69,199
graphs = [ Graph( let={ "_m": Const(12100), "_n": Const(70600), "start": Const(84100), "upper": Const(84386), "modulus": Summation(var="k", start=Const(1), end=MinOverSet(set=SolutionsSet(var=Var("d"), condition=And(Geq(Var("d"), Const(2)), Divides...
NT
null
EXTREMUM
sympy
MIN_PRIME_FACTOR
[ "MIN_PRIME_FACTOR/SUM_ARITHMETIC" ]
487060
nt_min_coprime_above_v1
null
5
0
[ "MIN_PRIME_FACTOR", "SUM_ARITHMETIC" ]
2
0.052
2026-02-08T16:14:34.392759Z
{ "verified": true, "answer": 69199, "timestamp": "2026-02-08T16:14:34.444776Z" }
82296d
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 168, "completion_tokens": 7434 }, "timestamp": "2026-02-17T00:19:55.353Z", "answer": 69199 }, ...
1
[ { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "K14", "status": "no" }, { "lemma": "LTE_DIFF_P2", "status": "no" }, { "lemma": "MIN_PRIME_FACTOR", "status": "ok" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_MUL", "statu...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
1db480
nt_count_coprime_v1_1439011603_1796
Let $k$ be the minimum value of $x + y$ over all ordered pairs of positive integers $(x, y)$ such that $xy = 169$. Let $S$ be the set of all positive integers $n$ such that $1 \le n \le 12769$ and $\gcd(n, k) = 1$. Determine the number of elements in $S$.
5,894
graphs = [ Graph( let={ "upper": Const(12769), "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(169)))), expr=Sum(Var("x"), Var("y"))...
NT
null
COUNT
sympy
B3
[ "B3" ]
0cd20d
nt_count_coprime_v1
null
4
0
[ "B3" ]
1
0.978
2026-02-08T16:17:11.708990Z
{ "verified": true, "answer": 5894, "timestamp": "2026-02-08T16:17:12.687382Z" }
df7bbf
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": 1046 }, "timestamp": "2026-02-17T00:39:47.524Z", "answer": 5894 }, {...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "DS2", "status": "no" }, { "lemma": "L3c", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_ADD", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" } ]
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }
dcc1fe
antilemma_cartesian_v1_548369836_261
Let $x$ be the number of ordered pairs $(i, j)$ such that $1 \leq i \leq 21$ and $1 \leq j \leq 38$. Find the remainder when $128 - x$ is divided by $72324$.
71,654
graphs = [ Graph( let={ "x": CountOverSet(set=CartesianProduct(left=IntegerRange(start=Const(1), end=Const(21)), right=IntegerRange(start=Const(1), end=Const(38)))), "Q": Mod(value=Sub(Const(128), Ref("x")), modulus=Const(72324)), }, goal=Ref("Q"), ) ]
COMB
GEOM
COMPUTE
sympy
COUNT_CARTESIAN
[ "COUNT_CARTESIAN" ]
409d7d
antilemma_cartesian_v1
null
2
0
[ "COUNT_CARTESIAN" ]
1
0
2026-02-08T02:49:44.735424Z
{ "verified": true, "answer": 71654, "timestamp": "2026-02-08T02:49:44.735863Z" }
3a0264
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 172, "completion_tokens": 784 }, "timestamp": "2026-02-08T20:17:02.166Z", "answer": 71654 }, { "i...
2
[ { "lemma": "C2", "status": "no" }, { "lemma": "COUNT_CARTESIAN", "status": "ok" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SUM_EQUALS", "status": "no" }, { "lemma": "V8", ...
{ "lo": -5.97, "mid": -3.96, "hi": -1.98 }
c7e957_l
modular_count_residue_v1_1874849503_469
Let $A$ be the set of all ordered pairs of positive odd integers $(x_1, x_2)$ such that $x_1 + x_2 = 10$. Let $r = \sum_{k=0}^{5} (-1)^k \binom{|A|}{k}$. Compute the number of positive integers $n$ such that $n \leq 37249$ and $n \equiv r \pmod{10}$.
3,725
COMB
null
COUNT
sympy
COMB1
[ "COMB1/BINOMIAL_ALTERNATING" ]
e72f96
modular_count_residue_v1
null
6
0
[ "BINOMIAL_ALTERNATING", "COMB1" ]
2
1.31
2026-02-08T13:04:44.931682Z
{ "verified": false, "answer": 3724, "timestamp": "2026-02-08T13:04:46.241186Z" }
72d89c
c7e957
legacy_text
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 209, "completion_tokens": 829 }, "timestamp": "2026-02-09T17:19:32.901Z", "answer": 3724 }, { "id...
1
[ { "lemma": "BINOMIAL_ALTERNATING", "status": "ok_later" }, { "lemma": "C2", "status": "no" }, { "lemma": "COMB1", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_INTEGER_RANGE", "status": "no" }, { "lemma": "COUNT_SU...
{ "lo": -4.92, "mid": -2.91, "hi": -0.68 }
7d772c
nt_sum_totient_over_divisors_v1_124444284_791
Let $S$ be the set of all ordered pairs $(x,y)$ of positive integers such that $xy = 16941456$. Let $n$ be the minimum value of $x + y$ over all such pairs. Compute $$\sum_{d \mid n} \phi(d).$$
8,232
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(16941456)))), expr=Sum(Var("x"), Var("y")))), "result": SumO...
NT
null
COMPUTE
sympy
B3
[ "B3" ]
0cd20d
nt_sum_totient_over_divisors_v1
null
6
0
[ "B3" ]
1
0.008
2026-02-08T03:30:54.788916Z
{ "verified": true, "answer": 8232, "timestamp": "2026-02-08T03:30:54.796925Z" }
54b0ce
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 172, "completion_tokens": 1693 }, "timestamp": "2026-02-09T22:06:35.429Z", "answer": 8232 }, { "i...
1
[ { "lemma": "B3", "status": "ok" }, { "lemma": "K13", "status": "no" }, { "lemma": "MAX_VAL", "status": "no" }, { "lemma": "MOD_FACTORIAL", "status": "no" }, { "lemma": "MOD_MUL", "status": "no" }, { "lemma": "V8_SUM", "status": "no" } ]
{ "lo": -3.46, "mid": 1.03, "hi": 5.49 }
9fa36c
geo_count_lattice_triangle_v1_1419126231_995
Let $R = |128 \cdot 144 + 33 \cdot (-3)|$, $S = \gcd(128, 3) + \gcd(|128 - 33|, |144 - 3|) + \gcd(33, 144)$, and $T = \frac{R + 2 - S}{2}$. Find the remainder when $17616 \cdot T$ is divided by $86755$.
86,340
graphs = [ Graph( let={ "_n": Const(33), "area_2x": Abs(arg=Sum(Mul(Const(value=128), Const(value=144)), Mul(Const(value=33), Sub(left=Const(value=0), right=Const(value=3))))), "boundary": Sum(GCD(a=Abs(arg=Const(value=128)), b=Abs(arg=Const(value=3))), GCD(a=Abs(arg=Sub(...
GEOM
NT
COUNT
sympy
K3
[ "K3" ]
54c41e
geo_count_lattice_triangle_v1
null
6
0
[ "K3" ]
1
0.005
2026-02-25T10:30:23.474828Z
{ "verified": true, "answer": 86340, "timestamp": "2026-02-25T10:30:23.480122Z" }
776bae
CC BY 4.0
[ { "id": 1, "model": "openai/gpt-oss-20b", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 208, "completion_tokens": 1697 }, "timestamp": "2026-03-30T11:02:35.054Z", "answer": 86340 }, { "...
1
[ { "lemma": "K3", "status": "ok" } ]
{ "lo": -5.37, "mid": 0.23, "hi": 5.22 }
2db914
comb_sum_binomial_row_v1_784195855_9970
Let $\ell$ be the number of nonnegative integers $j$ such that $0 \leq j \leq 32770$ and $\binom{32770}{j}$ is odd. Let $P$ be the set of all ordered pairs $(x, y)$ of positive integers such that $x + y = 4$, and let $M$ be the maximum value of $xy$ over all such pairs. For each integer $k$ from $1$ to $\ell$, define $...
1,024
graphs = [ Graph( let={ "_m": Const(2), "_n": CountOverSet(set=SolutionsSet(var=Var("j"), condition=And(Geq(Var("j"), Const(0)), Leq(Var("j"), Const(32770)), Eq(Mod(value=Binom(n=Const(32770), k=Var("j")), modulus=Ref("_m")), Const(1))), domain='nonnegative_integers')), "...
NT
null
SUM
sympy
V8
[ "V8/K2", "B1/K2" ]
c603b8
comb_sum_binomial_row_v1
null
6
0
[ "B1", "K2", "V8" ]
3
0.003
2026-02-08T17:21:03.030713Z
{ "verified": true, "answer": 1024, "timestamp": "2026-02-08T17:21:03.033417Z" }
65e663
CC BY 4.0
[ { "id": 5, "model": "deepseek-ai/DeepSeek-V3.2", "score": 3, "correct": { "strict": true, "boxed": true, "relaxed": true }, "usage": { "prompt_tokens": 211, "completion_tokens": 1003 }, "timestamp": "2026-02-18T00:41:45.543Z", "answer": 1024 }, {...
1
[ { "lemma": "B1", "status": "ok" }, { "lemma": "COUNT_CARTESIAN", "status": "no" }, { "lemma": "COUNT_COPRIME_GRID", "status": "no" }, { "lemma": "DS2", "status": "no" }, { "lemma": "K13", "status": "no" }, { "lemma": "K2", "status": "ok_later" },...
{ "lo": -7.08, "mid": -0.29, "hi": 6.49 }