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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.

A360611 Expansion of Sum_{k>=0} (k * x * (1 + x))^k.

Table of values

n a(n)
0 1
1 1
2 5
3 35
4 341
5 4230
6 63844
7 1135753
8 23273363
9 539881365
10 13986073419
11 400227436252
12 12538263892232
13 426810214125441
14 15687071552060221
15 619144491880324087
16 26117514728711229877
17 1172635546310430028562
18 55833864788507320490268

List of values

[1, 1, 5, 35, 341, 4230, 63844, 1135753, 23273363, 539881365, 13986073419, 400227436252, 12538263892232, 426810214125441, 15687071552060221, 619144491880324087, 26117514728711229877, 1172635546310430028562, 55833864788507320490268]

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

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