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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.

A360754 Expansion of Sum_{k>0} (k * x * (1 + (2 * x)^k))^k.

Table of values

n a(n)
1 1
2 6
3 27
4 288
5 3125
6 47368
7 823543
8 16793600
9 387425673
10 10000500000
11 285311670611
12 8916118771200
13 302875106592253
14 11112007563452544
15 437893890412859375
16 18446744108073484288
17 827240261886336764177
18 39346408077084637733376

List of values

[1, 6, 27, 288, 3125, 47368, 823543, 16793600, 387425673, 10000500000, 285311670611, 8916118771200, 302875106592253, 11112007563452544, 437893890412859375, 18446744108073484288, 827240261886336764177, 39346408077084637733376]