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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.

A257106 Denominators of the inverse binomial transform of the Bernoulli numbers with B(1)=2/3.

Table of values

n a(n)
0 1
1 3
2 6
3 2
4 10
5 6
6 42
7 6
8 30
9 2
10 22
11 6
12 2730
13 6
14 6
15 2
16 170
17 6
18 798
19 6
20 330
21 2
22 46
23 6
24 2730
25 6
26 6
27 2
28 290
29 6
30 14322
31 6
32 510
33 2
34 2
35 6
36 1919190
37 6
38 6
39 2
40 4510
41 6
42 1806
43 6
44 690
45 2
46 94
47 6
48 46410
49 6
50 66
51 2
52 530
53 6
54 798
55 6
56 870
57 2
58 118
59 6
60 56786730
61 6
62 6
63 2
64 170
65 6

List of values

[1, 3, 6, 2, 10, 6, 42, 6, 30, 2, 22, 6, 2730, 6, 6, 2, 170, 6, 798, 6, 330, 2, 46, 6, 2730, 6, 6, 2, 290, 6, 14322, 6, 510, 2, 2, 6, 1919190, 6, 6, 2, 4510, 6, 1806, 6, 690, 2, 94, 6, 46410, 6, 66, 2, 530, 6, 798, 6, 870, 2, 118, 6, 56786730, 6, 6, 2, 170, 6]