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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.

A124312 Expansion of g.f. x^3*(1 - x)/(1 - x - x^2 - x^3 - x^4 - x^5).

Table of values

n a(n)
1 0
2 0
3 1
4 0
5 1
6 2
7 4
8 8
9 15
10 30
11 59
12 116
13 228
14 448
15 881
16 1732
17 3405
18 6694
19 13160
20 25872
21 50863
22 99994
23 196583
24 386472
25 759784
26 1493696
27 2936529
28 5773064
29 11349545
30 22312618
31 43865452
32 86237208
33 169537887
34 333302710
35 655255875
36 1288199132

List of values

[0, 0, 1, 0, 1, 2, 4, 8, 15, 30, 59, 116, 228, 448, 881, 1732, 3405, 6694, 13160, 25872, 50863, 99994, 196583, 386472, 759784, 1493696, 2936529, 5773064, 11349545, 22312618, 43865452, 86237208, 169537887, 333302710, 655255875, 1288199132]

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

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