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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.

A013979 Expansion of 1/(1 - x^2 - x^3 - x^4) = 1/((1 + x)*(1 - x - x^3)).

Table of values

n a(n)
0 1
1 0
2 1
3 1
4 2
5 2
6 4
7 5
8 8
9 11
10 17
11 24
12 36
13 52
14 77
15 112
16 165
17 241
18 354
19 518
20 760
21 1113
22 1632
23 2391
24 3505
25 5136
26 7528
27 11032
28 16169
29 23696
30 34729
31 50897
32 74594
33 109322
34 160220
35 234813
36 344136
37 504355
38 739169
39 1083304
40 1587660
41 2326828
42 3410133
43 4997792
44 7324621

List of values

[1, 0, 1, 1, 2, 2, 4, 5, 8, 11, 17, 24, 36, 52, 77, 112, 165, 241, 354, 518, 760, 1113, 1632, 2391, 3505, 5136, 7528, 11032, 16169, 23696, 34729, 50897, 74594, 109322, 160220, 234813, 344136, 504355, 739169, 1083304, 1587660, 2326828, 3410133, 4997792, 7324621]

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

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