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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.

A360712 Expansion of Sum_{k>0} (k * x * (1 + k*x^k))^k.

Table of values

n a(n)
1 1
2 5
3 27
4 272
5 3125
6 46915
7 823543
8 16781312
9 387421218
10 10000078125
11 285311670611
12 8916102153177
13 302875106592253
14 11112006865911623
15 437893890381640625
16 18446744074783358976
17 827240261886336764177
18 39346408075327943829273

List of values

[1, 5, 27, 272, 3125, 46915, 823543, 16781312, 387421218, 10000078125, 285311670611, 8916102153177, 302875106592253, 11112006865911623, 437893890381640625, 18446744074783358976, 827240261886336764177, 39346408075327943829273]

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

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