cp's OEIS Frontend

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.

A277087 a(0) = 1, a(n) = (denominator of the Bernoulli number B_{2n})/3, for n>=1.

Table of values

n a(n)
0 1
1 2
2 10
3 14
4 10
5 22
6 910
7 2
8 170
9 266
10 110
11 46
12 910
13 2
14 290
15 4774
16 170
17 2
18 639730
19 2
20 4510
21 602
22 230
23 94
24 15470
25 22
26 530
27 266
28 290
29 118
30 18928910
31 2
32 170
33 21574
34 10
35 1562
36 46700290
37 2
38 10
39 1106
40 76670
41 166
42 1134770
43 2
44 20470
45 90706
46 470
47 2
48 1500590
49 2
50 11110
51 1442
52 530
53 214
54 69730570
55 506
56 557090
57 14
58 590
59 2
60 776085310

List of values

[1, 2, 10, 14, 10, 22, 910, 2, 170, 266, 110, 46, 910, 2, 290, 4774, 170, 2, 639730, 2, 4510, 602, 230, 94, 15470, 22, 530, 266, 290, 118, 18928910, 2, 170, 21574, 10, 1562, 46700290, 2, 10, 1106, 76670, 166, 1134770, 2, 20470, 90706, 470, 2, 1500590, 2, 11110, 1442, 530, 214, 69730570, 506, 557090, 14, 590, 2, 776085310]