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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.

A360891 G.f. satisfies A(x) = 1 + x/(1 - x^4) * A(x/(1 - x^4)).

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 1
5 2
6 4
7 7
8 11
9 17
10 32
11 66
12 132
13 247
14 463
15 937
16 2001
17 4248
18 8758
19 18166
20 39181
21 87096
22 193493
23 425468
24 942610
25 2137196
26 4930702
27 11393809
28 26280211
29 61089849
30 144157779
31 343855549
32 822430473
33 1970839418
34 4757600242
35 11605042346
36 28516751351

List of values

[1, 1, 1, 1, 1, 2, 4, 7, 11, 17, 32, 66, 132, 247, 463, 937, 2001, 4248, 8758, 18166, 39181, 87096, 193493, 425468, 942610, 2137196, 4930702, 11393809, 26280211, 61089849, 144157779, 343855549, 822430473, 1970839418, 4757600242, 11605042346, 28516751351]

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

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