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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.

A369157 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 23750
6 231850
7 2329850
8 23940475
9 250394375
10 2656849375
11 28529354375
12 309445377750
13 3385369628750
14 37312228370000
15 413913023212500
16 4617886656665625
17 51781448191328125
18 583266654383859375
19 6596645477096428125
20 74881064169289121875

List of values

[1, 5, 35, 285, 2530, 23750, 231850, 2329850, 23940475, 250394375, 2656849375, 28529354375, 309445377750, 3385369628750, 37312228370000, 413913023212500, 4617886656665625, 51781448191328125, 583266654383859375, 6596645477096428125, 74881064169289121875]

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

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