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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.

A363648 Expansion of Sum_{k>0} (1/(1 - (k*x)^k)^4 - 1).

Table of values

n a(n)
1 4
2 26
3 128
4 1219
5 12556
6 195278
7 3294292
8 67773349
9 1550075836
10 40097713880
11 1141246682808
12 35686524105658
13 1211500426369572
14 44454809534927314
15 1751576172678539608
16 73789791194939982793
17 3308961047545347057848
18 157387135278770854655312

List of values

[4, 26, 128, 1219, 12556, 195278, 3294292, 67773349, 1550075836, 40097713880, 1141246682808, 35686524105658, 1211500426369572, 44454809534927314, 1751576172678539608, 73789791194939982793, 3308961047545347057848, 157387135278770854655312]

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

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