id
stringlengths
8
8
question_type
stringclasses
3 values
sequence_type
stringclasses
10 values
question
stringlengths
186
261
answer
int64
-19
30.5B
visible_length
int64
5
8
start_position
int64
0
9
nth_element
int64
4
29
formula
stringlengths
2
42
190af5ac
previous
power
Consider the following sequence: ..., 15625, 78125, 390625, 1953125, 9765625, 48828125, 244140625, 1220703125, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
3,125
8
6
5
5 ** x
18ec6b73
nth
monotonic_random
Consider the following sequence: 6, 94, 188, 205, 267, 330, ... What is the 17th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
null
6
1
17
monotonic_increase_random starts with 6
c99d8b79
nth
quadratic
Consider the following sequence: 10, 17, 28, 43, 62, 85, 112, 143, ... What is the 11th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
260
8
0
10
2 * x ** 2 + 5 * x + 10
b0ef25bd
previous
alternating
Consider the following sequence: ..., 6, -7, 8, -9, 10, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
-5
5
6
5
(-1) ** x * x
033e97be
previous
fibonacci
Consider the following sequence: ..., 29, 47, 76, 123, 199, 322, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
18
6
5
4
f(0) = 3; f(1) = 4 ;f(n) = f(n-1) + n(n-1)
f6e7940b
next
quadratic
Consider the following sequence: 8, 12, 20, 32, 48, 68, 92, 120, ... What is the next number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
152
8
0
8
2 * x ** 2 + 2 * x + 8
4b617b83
nth
geometric
Consider the following sequence: 4, 16, 64, 256, 1024, ... What is the 13th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
67,108,864
5
0
12
4 * 4 ** x
77e3b793
previous
monotonic_random
Consider the following sequence: ..., 333, 377, 424, 431, 460, 519, 562, 634, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
null
8
6
5
monotonic_increase_random starts with 5
6d166dc5
next
arithmetic
Consider the following sequence: 8, 12, 16, 20, 24, 28, 32, 36, ... What is the next number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
40
8
0
8
8 + 4 * x
74b0f9e8
nth
geometric
Consider the following sequence: 5, 15, 45, 135, 405, 1215, ... What is the 8th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
10,935
6
0
7
5 * 3 ** x
f5236375
previous
arithmetic
Consider the following sequence: ..., 34, 37, 40, 43, 46, 49, 52, 55, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
31
8
8
7
10 + 3 * x
d004dd53
previous
monotonic_random
Consider the following sequence: ..., 438, 504, 604, 627, 716, 791, 814, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
null
7
9
8
monotonic_increase_random starts with 3
6596eb08
nth
fibonacci
Consider the following sequence: 4, 5, 9, 14, 23, 37, 60, ... What is the 19th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
19,308
7
0
18
f(0) = 4; f(1) = 5 ;f(n) = f(n-1) + n(n-1)
5ba527ea
previous
quadratic
Consider the following sequence: ..., 103, 141, 185, 235, 291, 353, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
71
6
6
5
3 * x ** 2 + -1 * x + 1
3049d8ab
next
power
Consider the following sequence: 1, 2, 4, 8, 16, ... What is the next number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
32
5
0
5
2 ** x
5adeb49e
nth
quadratic
Consider the following sequence: -2, -2, 0, 4, 10, 18, ... What is the 20th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
340
6
0
19
1 * x ** 2 + -1 * x + -2
df08459f
previous
arithmetic
Consider the following sequence: ..., 40, 45, 50, 55, 60, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
35
5
7
6
5 + 5 * x
87b3543c
nth
alternating
Consider the following sequence: -1, 2, -3, 4, -5, 6, ... What is the 15th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
-15
6
1
15
(-1) ** x * x
857d9ca4
nth
power
Consider the following sequence: 1, 4, 16, 64, 256, ... What is the 6th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
1,024
5
0
5
4 ** x
84f473d8
previous
quadratic
Consider the following sequence: ..., 139, 183, 233, 289, 351, 419, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
101
6
6
5
3 * x ** 2 + 5 * x + 1
c43a3f0e
next
geometric
Consider the following sequence: 2, 4, 8, 16, 32, 64, 128, 256, ... What is the next number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
512
8
0
8
2 * 2 ** x
4ffa6a93
nth
arithmetic
Consider the following sequence: 5, 15, 25, 35, 45, 55, 65, ... What is the 12th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
115
7
0
11
5 + 10 * x
2adb7834
previous
fibonacci
Consider the following sequence: ..., 47, 76, 123, 199, 322, 521, 843, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
29
7
8
7
f(0) = 2; f(1) = 1 ;f(n) = f(n-1) + n(n-1)
4e0b66f7
next
fibonacci
Consider the following sequence: 1, 3, 4, 7, 11, ... What is the next number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
18
5
0
5
f(0) = 1; f(1) = 3 ;f(n) = f(n-1) + n(n-1)
9d703f68
previous
monotonic_random
Consider the following sequence: ..., -328, -396, -425, -449, -516, -525, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
null
6
7
6
monotonic_decrease_random starts with 5
a78d459b
nth
prime
Consider the following sequence: 2, 3, 5, 7, 11, 13, 17, ... What is the 12th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
37
7
0
11
prime
cadd0c92
previous
quadratic
Consider the following sequence: ..., 92, 127, 168, 215, 268, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
63
5
5
4
3 * x ** 2 + 2 * x + 7
0ed7b8b8
nth
prime
Consider the following sequence: 2, 3, 5, 7, 11, 13, ... What is the 17th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
59
6
0
16
prime
11619075
previous
monotonic_random
Consider the following sequence: ..., 351, 444, 481, 485, 552, 651, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
null
6
8
7
monotonic_increase_random starts with 4
d47ff308
previous
fibonacci
Consider the following sequence: ..., 28, 45, 73, 118, 191, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
17
5
6
5
f(0) = 4; f(1) = 1 ;f(n) = f(n-1) + n(n-1)
f0fa4dff
previous
quadratic
Consider the following sequence: ..., 26, 44, 66, 92, 122, 156, 194, 236, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
12
8
5
4
2 * x ** 2 + -4 * x + -4
aa2cce45
next
fibonacci
Consider the following sequence: 3, 3, 6, 9, 15, ... What is the next number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
24
5
0
5
f(0) = 3; f(1) = 3 ;f(n) = f(n-1) + n(n-1)
e26e1d7d
next
geometric
Consider the following sequence: 1, 3, 9, 27, 81, 243, 729, ... What is the next number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
2,187
7
0
7
1 * 3 ** x
04785ab9
nth
power
Consider the following sequence: 1, 4, 16, 64, 256, ... What is the 12th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
4,194,304
5
0
11
4 ** x
6fd3e43b
previous
triangular
Consider the following sequence: ..., 36, 45, 55, 66, 78, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
28
5
8
7
x * (x+1) / 2
bce77c9a
previous
fibonacci
Consider the following sequence: ..., 55, 89, 144, 233, 377, 610, 987, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
34
7
6
5
f(0) = 3; f(1) = 5 ;f(n) = f(n-1) + n(n-1)
b9f3cec0
previous
alternating
Consider the following sequence: ..., 6, -7, 8, -9, 10, -11, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
-5
6
6
5
(-1) ** x * x
d0e5c811
next
arithmetic
Consider the following sequence: 10, 18, 26, 34, 42, ... What is the next number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
50
5
0
5
10 + 8 * x
2eb8bd4e
nth
quadratic
Consider the following sequence: -6, 0, 12, 30, 54, 84, ... What is the 9th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
210
6
0
8
3 * x ** 2 + 3 * x + -6
a3d7a627
previous
quadratic
Consider the following sequence: ..., 33, 53, 77, 105, 137, 173, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
17
6
5
4
2 * x ** 2 + -2 * x + -7
04af0281
nth
alternating
Consider the following sequence: -1, 2, -3, 4, -5, ... What is the 10th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
10
5
1
10
(-1) ** x * x
d2b9f3f6
nth
geometric
Consider the following sequence: 5, 10, 20, 40, 80, 160, ... What is the 12th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
10,240
6
0
11
5 * 2 ** x
f118ed03
nth
prime
Consider the following sequence: 2, 3, 5, 7, 11, 13, ... What is the 7th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
17
6
0
6
prime
5f89ac2d
nth
factorial
Consider the following sequence: 1, 2, 6, 24, 120, 720, 5040, 40320, ... What is the 11th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
39,916,800
8
1
11
x!
9b19e0af
nth
triangular
Consider the following sequence: 1, 3, 6, 10, 15, ... What is the 8th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
36
5
1
8
x * (x+1) / 2
d4f8869e
next
monotonic_random
Consider the following sequence: 5, 23, 92, 118, 152, ... What is the next number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
null
5
1
6
monotonic_increase_random starts with 5
eaed63fd
nth
fibonacci
Consider the following sequence: 3, 2, 5, 7, 12, 19, 31, ... What is the 10th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
131
7
0
9
f(0) = 3; f(1) = 2 ;f(n) = f(n-1) + n(n-1)
5dea93f8
previous
prime
Consider the following sequence: ..., 17, 19, 23, 29, 31, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
13
5
6
5
prime
ed451269
previous
monotonic_random
Consider the following sequence: ..., 269, 354, 373, 468, 562, 624, 670, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
null
7
7
6
monotonic_increase_random starts with 3
3af4b1ad
previous
arithmetic
Consider the following sequence: ..., 84, 94, 104, 114, 124, 134, 144, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
74
7
8
7
4 + 10 * x
2d0b246a
nth
power
Consider the following sequence: 1, 2, 4, 8, 16, 32, 64, ... What is the 14th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
8,192
7
0
13
2 ** x
6c53bcd9
previous
quadratic
Consider the following sequence: ..., 129, 163, 201, 243, 289, 339, 393, 451, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
99
8
8
7
2 * x ** 2 + 0 * x + 1
2d4bb4a0
next
monotonic_random
Consider the following sequence: 9, 66, 88, 118, 128, ... What is the next number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
null
5
1
6
monotonic_increase_random starts with 9
f0323529
previous
quadratic
Consider the following sequence: ..., 69, 87, 107, 129, 153, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
53
5
6
5
1 * x ** 2 + 5 * x + 3
b116b8db
next
arithmetic
Consider the following sequence: 10, 14, 18, 22, 26, 30, ... What is the next number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
34
6
0
6
10 + 4 * x
2f7fd3a5
next
arithmetic
Consider the following sequence: 5, 9, 13, 17, 21, 25, 29, 33, ... What is the next number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
37
8
0
8
5 + 4 * x
d95b7547
previous
monotonic_random
Consider the following sequence: ..., 314, 392, 453, 515, 537, 566, 619, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
null
7
7
6
monotonic_increase_random starts with 1
db84f285
nth
prime
Consider the following sequence: 2, 3, 5, 7, 11, ... What is the 9th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
23
5
0
8
prime
3c4d7358
nth
fibonacci
Consider the following sequence: 4, 5, 9, 14, 23, ... What is the 20th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
31,241
5
0
19
f(0) = 4; f(1) = 5 ;f(n) = f(n-1) + n(n-1)
f8207b46
previous
power
Consider the following sequence: ..., 3125, 15625, 78125, 390625, 1953125, 9765625, 48828125, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
625
7
5
4
5 ** x
8a4e1210
next
monotonic_random
Consider the following sequence: 7, -55, -154, -184, -195, -232, -309, -379, ... What is the next number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
null
8
1
9
monotonic_decrease_random starts with 7
aeb41828
previous
quadratic
Consider the following sequence: ..., 79, 106, 137, 172, 211, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
56
5
6
5
2 * x ** 2 + 1 * x + 1
a0637619
nth
monotonic_random
Consider the following sequence: 10, -78, -129, -226, -253, -306, -377, -449, ... What is the 20th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
null
8
1
20
monotonic_decrease_random starts with 10
a7ef04e3
previous
fibonacci
Consider the following sequence: ..., 16, 26, 42, 68, 110, 178, 288, 466, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
10
8
6
5
f(0) = 0; f(1) = 2 ;f(n) = f(n-1) + n(n-1)
6c1d88b0
next
geometric
Consider the following sequence: 5, 25, 125, 625, 3125, 15625, 78125, ... What is the next number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
390,625
7
0
7
5 * 5 ** x
1e841b6a
previous
power
Consider the following sequence: ..., 64, 128, 256, 512, 1024, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
32
5
6
5
2 ** x
8b387ca6
nth
geometric
Consider the following sequence: 2, 8, 32, 128, 512, ... What is the 15th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
536,870,912
5
0
14
2 * 4 ** x
d9f40b94
previous
arithmetic
Consider the following sequence: ..., 47, 55, 63, 71, 79, 87, 95, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
39
7
5
4
7 + 8 * x
bae9f3ed
previous
fibonacci
Consider the following sequence: ..., 47, 76, 123, 199, 322, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
29
5
6
5
f(0) = 3; f(1) = 4 ;f(n) = f(n-1) + n(n-1)
95982880
nth
alternating
Consider the following sequence: -1, 2, -3, 4, -5, 6, ... What is the 7th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
-7
6
1
7
(-1) ** x * x
f6c5a60b
previous
monotonic_random
Consider the following sequence: ..., 249, 280, 364, 365, 386, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
null
5
6
5
monotonic_increase_random starts with 9
52a12575
previous
geometric
Consider the following sequence: ..., 49152, 196608, 786432, 3145728, 12582912, 50331648, 201326592, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
12,288
7
7
6
3 * 4 ** x
e526b50c
previous
quadratic
Consider the following sequence: ..., 65, 82, 101, 122, 145, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
50
5
7
6
1 * x ** 2 + 2 * x + 2
5645227a
nth
fibonacci
Consider the following sequence: 4, 1, 5, 6, 11, ... What is the 14th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
809
5
0
13
f(0) = 4; f(1) = 1 ;f(n) = f(n-1) + n(n-1)
f1200573
nth
alternating
Consider the following sequence: -1, 2, -3, 4, -5, 6, -7, ... What is the 19th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
-19
7
1
19
(-1) ** x * x
61537952
nth
factorial
Consider the following sequence: 1, 2, 6, 24, 120, 720, 5040, 40320, ... What is the 10th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
3,628,800
8
1
10
x!
9754f576
nth
arithmetic
Consider the following sequence: 2, 8, 14, 20, 26, ... What is the 18th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
104
5
0
17
2 + 6 * x
84dcb80e
previous
quadratic
Consider the following sequence: ..., 133, 176, 225, 280, 341, 408, 481, 560, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
96
8
7
6
3 * x ** 2 + -2 * x + 0
a24373ea
nth
quadratic
Consider the following sequence: 0, 2, 6, 12, 20, ... What is the 14th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
182
5
0
13
1 * x ** 2 + 1 * x + 0
756cb10c
nth
fibonacci
Consider the following sequence: 2, 3, 5, 8, 13, 21, ... What is the 16th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
2,584
6
0
15
f(0) = 2; f(1) = 3 ;f(n) = f(n-1) + n(n-1)
4fdbe65c
nth
quadratic
Consider the following sequence: -4, -5, -4, -1, 4, 11, ... What is the 20th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
319
6
0
19
1 * x ** 2 + -2 * x + -4
a4c53538
nth
monotonic_random
Consider the following sequence: 3, 19, 30, 117, 202, 266, 345, ... What is the 14th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
null
7
1
14
monotonic_increase_random starts with 3
6f0a527f
previous
quadratic
Consider the following sequence: ..., 30, 42, 56, 72, 90, 110, 132, 156, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
20
8
8
7
1 * x ** 2 + -5 * x + 6
e3ad641c
previous
power
Consider the following sequence: ..., 243, 729, 2187, 6561, 19683, 59049, 177147, 531441, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
81
8
5
4
3 ** x
43991689
next
arithmetic
Consider the following sequence: 4, 12, 20, 28, 36, ... What is the next number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
44
5
0
5
4 + 8 * x
180da0a1
nth
prime
Consider the following sequence: 2, 3, 5, 7, 11, 13, 17, ... What is the 10th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
29
7
0
9
prime
08e40faa
nth
alternating
Consider the following sequence: -1, 2, -3, 4, -5, 6, ... What is the 11th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
-11
6
1
11
(-1) ** x * x
236655d1
nth
fibonacci
Consider the following sequence: 3, 2, 5, 7, 12, 19, 31, 50, ... What is the 20th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
16,114
8
0
19
f(0) = 3; f(1) = 2 ;f(n) = f(n-1) + n(n-1)
8fdaadf2
previous
monotonic_random
Consider the following sequence: ..., 385, 480, 500, 561, 563, 586, 640, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
null
7
9
8
monotonic_increase_random starts with 4
74777bba
nth
triangular
Consider the following sequence: 1, 3, 6, 10, 15, ... What is the 12th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
78
5
1
12
x * (x+1) / 2
fecfd58a
nth
prime
Consider the following sequence: 2, 3, 5, 7, 11, 13, 17, ... What is the 13th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
41
7
0
12
prime
0a9828c0
nth
arithmetic
Consider the following sequence: 2, 9, 16, 23, 30, 37, ... What is the 25th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
170
6
0
24
2 + 7 * x
fbac4226
previous
monotonic_random
Consider the following sequence: ..., -532, -627, -685, -696, -745, -824, -861, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
null
7
9
8
monotonic_decrease_random starts with 9
70984e34
previous
monotonic_random
Consider the following sequence: ..., 289, 327, 418, 453, 531, 614, 665, 700, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
null
8
9
8
monotonic_increase_random starts with 7
e0817681
next
fibonacci
Consider the following sequence: 0, 2, 2, 4, 6, 10, ... What is the next number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
16
6
0
6
f(0) = 0; f(1) = 2 ;f(n) = f(n-1) + n(n-1)
3feb47a0
nth
fibonacci
Consider the following sequence: 0, 1, 1, 2, 3, ... What is the 20th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
4,181
5
0
19
f(0) = 0; f(1) = 1 ;f(n) = f(n-1) + n(n-1)
e7e4b3ef
previous
factorial
Consider the following sequence: ..., 720, 5040, 40320, 362880, 3628800, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
120
5
6
5
x!
133ca7f5
previous
power
Consider the following sequence: ..., 128, 256, 512, 1024, 2048, ... What is the previous number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
64
5
7
6
2 ** x
355b89a6
next
monotonic_random
Consider the following sequence: 2, 52, 92, 122, 154, 249, 286, ... What is the next number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
null
7
1
8
monotonic_increase_random starts with 2
081a4a81
nth
alternating
Consider the following sequence: -1, 2, -3, 4, -5, 6, ... What is the 18th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
18
6
1
18
(-1) ** x * x