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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A067656 Numbers n such that n!*B(2n) is an integer, where B(2n) are the Bernoulli numbers.

Table of values

n a(n)
1 7
2 13
3 17
4 19
5 24
6 25
7 27
8 31
9 32
10 34
11 37
12 38
13 43
14 45
15 47
16 49
17 55
18 57
19 59
20 61
21 62
22 64
23 67
24 71
25 73
26 76
27 77
28 79
29 80
30 84
31 85
32 87
33 91
34 92
35 93
36 94
37 97
38 101
39 103
40 104
41 107
42 109
43 110
44 115
45 117
46 118
47 121
48 122
49 123
50 124
51 127
52 129
53 132
54 133
55 137
56 139
57 142
58 143
59 144
60 145
61 147

List of values

[7, 13, 17, 19, 24, 25, 27, 31, 32, 34, 37, 38, 43, 45, 47, 49, 55, 57, 59, 61, 62, 64, 67, 71, 73, 76, 77, 79, 80, 84, 85, 87, 91, 92, 93, 94, 97, 101, 103, 104, 107, 109, 110, 115, 117, 118, 121, 122, 123, 124, 127, 129, 132, 133, 137, 139, 142, 143, 144, 145, 147]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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