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.

A000061 Generalized tangent numbers d(n,1).

Table of values

n a(n)
1 1
2 1
3 2
4 4
5 4
6 6
7 8
8 8
9 12
10 14
11 14
12 16
13 20
14 20
15 24
16 32
17 24
18 30
19 38
20 32
21 40
22 46
23 40
24 48
25 60
26 50
27 54
28 64
29 60
30 68
31 80
32 64
33 72
34 92
35 76
36 96
37 100
38 82
39 104
40 112
41 96
42 108
43 126
44 112
45 120
46 148
47 112
48 128
49 168
50 130
51 156
52 160
53 140
54 162
55 184
56 160
57 168
58 198
59 170
60 192
61 220
62 168
63 192

List of values

[1, 1, 2, 4, 4, 6, 8, 8, 12, 14, 14, 16, 20, 20, 24, 32, 24, 30, 38, 32, 40, 46, 40, 48, 60, 50, 54, 64, 60, 68, 80, 64, 72, 92, 76, 96, 100, 82, 104, 112, 96, 108, 126, 112, 120, 148, 112, 128, 168, 130, 156, 160, 140, 162, 184, 160, 168, 198, 170, 192, 220, 168, 192]