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.

A086570 Expansion of (1 + 3x + 5x^2 + 7x^3 + ...) / (1 - 2x + 3x^2 - 4x^3 + ...).

Table of values

n a(n)
0 1
1 5
2 12
3 20
4 28
5 36
6 44
7 52
8 60
9 68
10 76
11 84
12 92
13 100
14 108
15 116
16 124
17 132
18 140
19 148
20 156
21 164
22 172
23 180
24 188
25 196
26 204
27 212
28 220
29 228
30 236
31 244
32 252
33 260
34 268
35 276
36 284
37 292
38 300
39 308
40 316
41 324
42 332
43 340
44 348
45 356
46 364
47 372
48 380
49 388
50 396
51 404
52 412
53 420
54 428

List of values

[1, 5, 12, 20, 28, 36, 44, 52, 60, 68, 76, 84, 92, 100, 108, 116, 124, 132, 140, 148, 156, 164, 172, 180, 188, 196, 204, 212, 220, 228, 236, 244, 252, 260, 268, 276, 284, 292, 300, 308, 316, 324, 332, 340, 348, 356, 364, 372, 380, 388, 396, 404, 412, 420, 428]