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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.

A369128 Expansion of (1/x) * Series_Reversion( x / ((1+x)^5+x^5) ).

Table of values

n a(n)
0 1
1 5
2 35
3 285
4 2530
5 23752
6 231910
7 2331040
8 23960235
9 250692365
10 2661086895
11 28587333725
12 310217791590
13 3395464391870
14 37442295427120
15 415570885425280
16 4638842010800025
17 52044582325415025
18 586553425250933055
19 6637525235622842585
20 75387741117556006435

List of values

[1, 5, 35, 285, 2530, 23752, 231910, 2331040, 23960235, 250692365, 2661086895, 28587333725, 310217791590, 3395464391870, 37442295427120, 415570885425280, 4638842010800025, 52044582325415025, 586553425250933055, 6637525235622842585, 75387741117556006435]

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

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