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.

A159286 Expansion of (x-1)^2/(1-x^2-2*x^3).

Table of values

n a(n)
0 1
1 -2
2 2
3 0
4 -2
5 4
6 -2
7 0
8 6
9 -4
10 6
11 8
12 -2
13 20
14 14
15 16
16 54
17 44
18 86
19 152
20 174
21 324
22 478
23 672
24 1126
25 1628
26 2470
27 3880
28 5726
29 8820
30 13486
31 20272
32 31126
33 47244
34 71670
35 109496
36 166158
37 252836
38 385150
39 585152

List of values

[1, -2, 2, 0, -2, 4, -2, 0, 6, -4, 6, 8, -2, 20, 14, 16, 54, 44, 86, 152, 174, 324, 478, 672, 1126, 1628, 2470, 3880, 5726, 8820, 13486, 20272, 31126, 47244, 71670, 109496, 166158, 252836, 385150, 585152]