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.

A160406 Toothpick sequence starting at the vertex of an infinite 90-degree wedge.

Table of values

n a(n)
0 0
1 1
2 2
3 4
4 6
5 8
6 10
7 14
8 18
9 20
10 22
11 26
12 30
13 34
14 40
15 50
16 58
17 60
18 62
19 66
20 70
21 74
22 80
23 90
24 98
25 102
26 108
27 118
28 128
29 140
30 160
31 186
32 202
33 204
34 206
35 210
36 214
37 218
38 224
39 234
40 242
41 246
42 252
43 262
44 272
45 284
46 304
47 330
48 346
49 350
50 356
51 366
52 376
53 388
54 408
55 434
56 452
57 464
58 484
59 512
60 542
61 584

List of values

[0, 1, 2, 4, 6, 8, 10, 14, 18, 20, 22, 26, 30, 34, 40, 50, 58, 60, 62, 66, 70, 74, 80, 90, 98, 102, 108, 118, 128, 140, 160, 186, 202, 204, 206, 210, 214, 218, 224, 234, 242, 246, 252, 262, 272, 284, 304, 330, 346, 350, 356, 366, 376, 388, 408, 434, 452, 464, 484, 512, 542, 584]

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

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