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
b4af41f9
nth
geometric
Consider the following sequence: 5, 20, 80, 320, 1280, ... 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"
327,680
5
0
8
5 * 4 ** x
2ff15f93
previous
quadratic
Consider the following sequence: ..., 75, 95, 117, 141, 167, 195, ... 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"
57
6
7
6
1 * x ** 2 + 5 * x + -9
c0c1d1b5
previous
geometric
Consider the following sequence: ..., 160, 320, 640, 1280, 2560, 5120, 10240, 20480, ... 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"
80
8
5
4
5 * 2 ** x
c53756ae
nth
arithmetic
Consider the following sequence: 2, 8, 14, 20, 26, ... 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"
98
5
0
16
2 + 6 * x
a9da97f4
next
fibonacci
Consider the following sequence: 4, 4, 8, 12, 20, 32, 52, 84, ... 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"
136
8
0
8
f(0) = 4; f(1) = 4 ;f(n) = f(n-1) + n(n-1)
ed8a6b41
next
monotonic_random
Consider the following sequence: 5, -83, -143, -154, -235, -247, -339, ... 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_decrease_random starts with 5
601c65fc
previous
fibonacci
Consider the following sequence: ..., 35, 57, 92, 149, 241, ... 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"
22
5
5
4
f(0) = 5; f(1) = 4 ;f(n) = f(n-1) + n(n-1)
42a515a1
nth
fibonacci
Consider the following sequence: 4, 1, 5, 6, 11, 17, 28, 45, ... 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"
118
8
0
9
f(0) = 4; f(1) = 1 ;f(n) = f(n-1) + n(n-1)
fdfe2daa
next
fibonacci
Consider the following sequence: 2, 5, 7, 12, 19, 31, 50, ... 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"
81
7
0
7
f(0) = 2; f(1) = 5 ;f(n) = f(n-1) + n(n-1)
10216574
previous
fibonacci
Consider the following sequence: ..., 63, 102, 165, 267, 432, 699, 1131, 1830, ... 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
8
7
6
f(0) = 3; f(1) = 3 ;f(n) = f(n-1) + n(n-1)
cd9de535
nth
monotonic_random
Consider the following sequence: 1, -36, -88, -141, -221, ... 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"
null
5
1
15
monotonic_decrease_random starts with 1
5e227737
previous
arithmetic
Consider the following sequence: ..., 64, 74, 84, 94, 104, ... 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"
54
5
6
5
4 + 10 * x
8d61af5e
nth
geometric
Consider the following sequence: 4, 12, 36, 108, 324, 972, 2916, 8748, ... 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"
19,131,876
8
0
14
4 * 3 ** x
283dfc84
nth
alternating
Consider the following sequence: -1, 2, -3, 4, -5, ... 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
5
1
7
(-1) ** x * x
b1365d4e
previous
fibonacci
Consider the following sequence: ..., 32, 52, 84, 136, 220, 356, 576, 932, ... 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
6
5
f(0) = 0; f(1) = 4 ;f(n) = f(n-1) + n(n-1)
a2d7fa8d
nth
monotonic_random
Consider the following sequence: 4, 65, 80, 116, 175, 180, 250, 270, ... 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"
null
8
1
16
monotonic_increase_random starts with 4
6eabb434
next
quadratic
Consider the following sequence: 3, -1, -3, -3, -1, 3, 9, ... 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"
17
7
0
7
1 * x ** 2 + -5 * x + 3
ec6b0f0f
next
fibonacci
Consider the following sequence: 2, 4, 6, 10, 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"
26
5
0
5
f(0) = 2; f(1) = 4 ;f(n) = f(n-1) + n(n-1)
dc23990b
next
fibonacci
Consider the following sequence: 0, 4, 4, 8, 12, 20, 32, ... 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"
52
7
0
7
f(0) = 0; f(1) = 4 ;f(n) = f(n-1) + n(n-1)
d486a73c
previous
monotonic_random
Consider the following sequence: ..., -498, -517, -581, -622, -637, -724, ... 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
9
8
monotonic_decrease_random starts with 3
0b32e717
next
monotonic_random
Consider the following sequence: 1, -24, -78, -168, -238, -338, -360, ... 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_decrease_random starts with 1
c4cb2168
previous
fibonacci
Consider the following sequence: ..., 94, 152, 246, 398, 644, 1042, 1686, 2728, ... 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"
58
8
8
7
f(0) = 4; f(1) = 2 ;f(n) = f(n-1) + n(n-1)
c00848fe
next
monotonic_random
Consider the following sequence: 2, 16, 28, 112, 115, 194, 247, ... 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
e1cd033d
next
arithmetic
Consider the following sequence: 1, 5, 9, 13, 17, 21, 25, ... 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"
29
7
0
7
1 + 4 * x
24abba2a
previous
fibonacci
Consider the following sequence: ..., 31, 50, 81, 131, 212, 343, 555, 898, ... 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"
19
8
6
5
f(0) = 3; f(1) = 2 ;f(n) = f(n-1) + n(n-1)
85f3fb4a
previous
monotonic_random
Consider the following sequence: ..., 402, 454, 495, 562, 583, 639, 669, 682, ... 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
8
7
monotonic_increase_random starts with 7
cdc893b5
next
quadratic
Consider the following sequence: 3, -1, -3, -3, -1, ... 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"
3
5
0
5
1 * x ** 2 + -5 * x + 3
153ba31a
next
monotonic_random
Consider the following sequence: 1, 71, 82, 156, 205, 209, ... 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
6
1
7
monotonic_increase_random starts with 1
ba5c675d
nth
power
Consider the following sequence: 1, 2, 4, 8, 16, 32, 64, ... 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"
256
7
0
8
2 ** x
088abad1
previous
fibonacci
Consider the following sequence: ..., 25, 40, 65, 105, 170, ... 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"
15
5
5
4
f(0) = 0; f(1) = 5 ;f(n) = f(n-1) + n(n-1)
b4983aad
nth
fibonacci
Consider the following sequence: 2, 2, 4, 6, 10, ... 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"
26
5
0
6
f(0) = 2; f(1) = 2 ;f(n) = f(n-1) + n(n-1)
5c22b6f9
previous
monotonic_random
Consider the following sequence: ..., 333, 403, 404, 425, 492, 587, ... 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_increase_random starts with 10
1740a41d
nth
arithmetic
Consider the following sequence: 3, 8, 13, 18, 23, ... What is the 29th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
143
5
0
28
3 + 5 * x
d23439dd
nth
fibonacci
Consider the following sequence: 2, 4, 6, 10, 16, 26, ... 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"
68
6
0
7
f(0) = 2; f(1) = 4 ;f(n) = f(n-1) + n(n-1)
1215940f
nth
monotonic_random
Consider the following sequence: 3, 96, 159, 215, 273, ... 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"
null
5
1
13
monotonic_increase_random starts with 3
1a9d5515
next
fibonacci
Consider the following sequence: 4, 3, 7, 10, 17, 27, 44, 71, ... 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"
115
8
0
8
f(0) = 4; f(1) = 3 ;f(n) = f(n-1) + n(n-1)
116634ff
next
arithmetic
Consider the following sequence: 3, 10, 17, 24, 31, 38, 45, 52, ... 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"
59
8
0
8
3 + 7 * x
276896ae
nth
fibonacci
Consider the following sequence: 1, 1, 2, 3, 5, 8, ... 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"
1,597
6
0
16
f(0) = 1; f(1) = 1 ;f(n) = f(n-1) + n(n-1)
391f1826
nth
prime
Consider the following sequence: 2, 3, 5, 7, 11, 13, ... 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"
67
6
0
18
prime
d67c2363
nth
quadratic
Consider the following sequence: -3, 0, 9, 24, 45, ... 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"
360
5
0
11
3 * x ** 2 + 0 * x + -3
a852fdc8
nth
arithmetic
Consider the following sequence: 8, 10, 12, 14, 16, 18, 20, ... What is the 21th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
48
7
0
20
8 + 2 * x
dd24e44c
next
geometric
Consider the following sequence: 4, 12, 36, 108, 324, 972, 2916, ... 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"
8,748
7
0
7
4 * 3 ** x
573ab095
nth
monotonic_random
Consider the following sequence: 4, 41, 44, 127, 201, 202, 262, 299, ... 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_increase_random starts with 4
99f567d4
nth
triangular
Consider the following sequence: 1, 3, 6, 10, 15, 21, 28, ... 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"
210
7
1
20
x * (x+1) / 2
70714ca1
nth
prime
Consider the following sequence: 2, 3, 5, 7, 11, ... 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
5
0
11
prime
efcb99fc
nth
geometric
Consider the following sequence: 5, 10, 20, 40, 80, ... 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"
1,280
5
0
8
5 * 2 ** x
9bc219dd
next
arithmetic
Consider the following sequence: 3, 6, 9, 12, 15, 18, 21, ... 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
7
0
7
3 + 3 * x
0e2f412c
previous
quadratic
Consider the following sequence: ..., 109, 142, 179, 220, 265, ... 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"
80
5
7
6
2 * x ** 2 + 3 * x + -10
a7fbe786
next
arithmetic
Consider the following sequence: 1, 7, 13, 19, 25, ... 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"
31
5
0
5
1 + 6 * x
dee740fb
nth
fibonacci
Consider the following sequence: 1, 5, 6, 11, 17, 28, 45, 73, ... 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"
14,517
8
0
18
f(0) = 1; f(1) = 5 ;f(n) = f(n-1) + n(n-1)
8fa52535
nth
monotonic_random
Consider the following sequence: 8, 50, 149, 243, 305, ... 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"
null
5
1
7
monotonic_increase_random starts with 8
1f2e0353
previous
arithmetic
Consider the following sequence: ..., 58, 67, 76, 85, 94, 103, 112, 121, ... 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"
49
8
6
5
4 + 9 * x
75412200
previous
quadratic
Consider the following sequence: ..., 216, 270, 330, 396, 468, 546, 630, ... 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"
168
7
8
7
3 * x ** 2 + 3 * x + 0
6d1b4eef
previous
fibonacci
Consider the following sequence: ..., 26, 42, 68, 110, 178, 288, ... 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"
16
6
7
6
f(0) = 0; f(1) = 2 ;f(n) = f(n-1) + n(n-1)
777fc99e
nth
geometric
Consider the following sequence: 4, 12, 36, 108, 324, 972, 2916, ... 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"
26,244
7
0
8
4 * 3 ** x
0cd46753
nth
fibonacci
Consider the following sequence: 0, 1, 1, 2, 3, 5, ... 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"
8
6
0
6
f(0) = 0; f(1) = 1 ;f(n) = f(n-1) + n(n-1)
52e0b7b3
nth
arithmetic
Consider the following sequence: 9, 18, 27, 36, 45, 54, 63, ... 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"
144
7
0
15
9 + 9 * x
0221571a
previous
geometric
Consider the following sequence: ..., 4096, 16384, 65536, 262144, 1048576, 4194304, 16777216, 67108864, ... 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"
1,024
8
6
5
1 * 4 ** x
06e5526e
nth
fibonacci
Consider the following sequence: 4, 4, 8, 12, 20, 32, 52, ... 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"
84
7
0
7
f(0) = 4; f(1) = 4 ;f(n) = f(n-1) + n(n-1)
28d50478
previous
arithmetic
Consider the following sequence: ..., 63, 71, 79, 87, 95, 103, ... 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"
55
6
7
6
7 + 8 * x
64f34077
nth
quadratic
Consider the following sequence: -2, 3, 10, 19, 30, 43, 58, 75, ... 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"
318
8
0
16
1 * x ** 2 + 4 * x + -2
0a495254
nth
monotonic_random
Consider the following sequence: 4, -9, -45, -74, -154, -244, -336, ... 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"
null
7
1
19
monotonic_decrease_random starts with 4
89e55f00
nth
monotonic_random
Consider the following sequence: 1, -64, -154, -234, -296, -391, -431, -520, ... 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"
null
8
1
15
monotonic_decrease_random starts with 1
f240a134
previous
arithmetic
Consider the following sequence: ..., 78, 87, 96, 105, 114, ... 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"
69
5
8
7
6 + 9 * x
ca483ae5
nth
quadratic
Consider the following sequence: -10, -14, -16, -16, -14, -10, -4, ... 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"
40
7
0
10
1 * x ** 2 + -5 * x + -10
f478e93b
next
geometric
Consider the following sequence: 3, 12, 48, 192, 768, 3072, 12288, 49152, ... 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"
196,608
8
0
8
3 * 4 ** x
05f4055c
nth
arithmetic
Consider the following sequence: 5, 12, 19, 26, 33, 40, 47, 54, ... 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"
82
8
0
11
5 + 7 * x
49a52710
previous
monotonic_random
Consider the following sequence: ..., -307, -388, -475, -545, -603, -671, -694, -728, ... 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
8
7
monotonic_decrease_random starts with 7
efdee734
previous
monotonic_random
Consider the following sequence: ..., 307, 309, 373, 461, 480, 540, ... 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 6
f8bcedba
next
arithmetic
Consider the following sequence: 5, 8, 11, 14, 17, ... 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"
20
5
0
5
5 + 3 * x
8c5ed1c2
nth
arithmetic
Consider the following sequence: 6, 11, 16, 21, 26, 31, 36, 41, ... What is the 22th number in this sequence? Output your answer in JSON with key "answer". If you are not able to provide, answer "null"
111
8
0
21
6 + 5 * x
700e7a1b
nth
monotonic_random
Consider the following sequence: 3, 90, 132, 207, 225, 313, ... 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"
null
6
1
13
monotonic_increase_random starts with 3
2c322f07
nth
power
Consider the following sequence: 1, 2, 4, 8, 16, ... 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"
2,048
5
0
11
2 ** x
43975ccd
next
geometric
Consider the following sequence: 5, 20, 80, 320, 1280, 5120, ... 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"
20,480
6
0
6
5 * 4 ** x
ffd0dba4
previous
monotonic_random
Consider the following sequence: ..., -347, -399, -485, -486, -546, ... 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
8
7
monotonic_decrease_random starts with 6
28087cd9
next
monotonic_random
Consider the following sequence: 5, 94, 137, 145, 161, 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"
null
6
1
7
monotonic_increase_random starts with 5
3b2c1237
nth
fibonacci
Consider the following sequence: 5, 3, 8, 11, 19, ... 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"
9,726
5
0
17
f(0) = 5; f(1) = 3 ;f(n) = f(n-1) + n(n-1)
6903cc61
next
geometric
Consider the following sequence: 2, 4, 8, 16, 32, ... 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"
64
5
0
5
2 * 2 ** x
f57e0aff
next
quadratic
Consider the following sequence: -10, -7, -2, 5, 14, 25, 38, 53, ... 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"
70
8
0
8
1 * x ** 2 + 2 * x + -10
7671f30c
previous
fibonacci
Consider the following sequence: ..., 41, 66, 107, 173, 280, 453, ... 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"
25
6
6
5
f(0) = 5; f(1) = 2 ;f(n) = f(n-1) + n(n-1)
290fb166
previous
geometric
Consider the following sequence: ..., 262144, 1048576, 4194304, 16777216, 67108864, 268435456, 1073741824, ... 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"
65,536
7
8
7
4 * 4 ** x
6c61baa4
previous
arithmetic
Consider the following sequence: ..., 15, 17, 19, 21, 23, 25, 27, 29, ... 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
8
5
4
5 + 2 * x
72587e9e
nth
fibonacci
Consider the following sequence: 5, 5, 10, 15, 25, 40, 65, ... 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"
3,050
7
0
14
f(0) = 5; f(1) = 5 ;f(n) = f(n-1) + n(n-1)
4d74e53c
nth
fibonacci
Consider the following sequence: 5, 3, 8, 11, 19, 30, 49, 79, ... 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"
207
8
0
9
f(0) = 5; f(1) = 3 ;f(n) = f(n-1) + n(n-1)
7b8e33bc
previous
monotonic_random
Consider the following sequence: ..., 456, 531, 611, 663, 672, ... 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
9
8
monotonic_increase_random starts with 9
b0f4d5f5
next
quadratic
Consider the following sequence: 3, 5, 9, 15, 23, ... 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"
33
5
0
5
1 * x ** 2 + 1 * x + 3
1547eff6
previous
arithmetic
Consider the following sequence: ..., 20, 23, 26, 29, 32, ... 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
5
4
5 + 3 * x
e0556701
nth
fibonacci
Consider the following sequence: 4, 2, 6, 8, 14, ... 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"
1,686
5
0
14
f(0) = 4; f(1) = 2 ;f(n) = f(n-1) + n(n-1)
4c4ece77
previous
arithmetic
Consider the following sequence: ..., 32, 37, 42, 47, 52, ... 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"
27
5
6
5
2 + 5 * x
b0c153be
nth
arithmetic
Consider the following sequence: 7, 17, 27, 37, 47, ... 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"
157
5
0
15
7 + 10 * x
12bed121
previous
fibonacci
Consider the following sequence: ..., 65, 105, 170, 275, 445, 720, 1165, 1885, ... 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"
40
8
6
5
f(0) = 5; f(1) = 5 ;f(n) = f(n-1) + n(n-1)
f2a82a71
previous
quadratic
Consider the following sequence: ..., 91, 120, 153, 190, 231, 276, 325, ... 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"
66
7
6
5
2 * x ** 2 + 3 * x + 1
02f414b8
nth
geometric
Consider the following sequence: 4, 20, 100, 500, 2500, ... 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"
24,414,062,500
5
0
14
4 * 5 ** x
1dcd601f
next
geometric
Consider the following sequence: 5, 20, 80, 320, 1280, ... 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"
5,120
5
0
5
5 * 4 ** x
35a4fe25
nth
geometric
Consider the following sequence: 2, 4, 8, 16, 32, 64, 128, ... 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"
256
7
0
7
2 * 2 ** x
259c15cb
nth
quadratic
Consider the following sequence: 1, 4, 11, 22, 37, ... 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"
667
5
0
18
2 * x ** 2 + 1 * x + 1
0363acc6
nth
fibonacci
Consider the following sequence: 0, 5, 5, 10, 15, 25, ... 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"
20,905
6
0
19
f(0) = 0; f(1) = 5 ;f(n) = f(n-1) + n(n-1)
d4f96253
next
monotonic_random
Consider the following sequence: 9, 24, 99, 160, 194, ... 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
19129140
nth
quadratic
Consider the following sequence: 9, 14, 21, 30, 41, ... 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"
149
5
0
10
1 * x ** 2 + 4 * x + 9
6a4d32f1
nth
geometric
Consider the following sequence: 5, 10, 20, 40, 80, 160, 320, 640, ... 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"
2,560
8
0
9
5 * 2 ** x