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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.

A356486 a(n) = (n-1)! * Sum_{d|n} d^n / (d-1)!.

Table of values

n a(n)
1 1
2 5
3 29
4 358
5 3149
6 98196
7 824263
8 73122736
9 784270089
10 158028202000
11 285315299411
12 855386690484096
13 302875585593853
14 5876921233326141376
15 111916280261483009775
16 73985874496557113890816
17 827240282809126652177
18 1625215094103508198780449024

List of values

[1, 5, 29, 358, 3149, 98196, 824263, 73122736, 784270089, 158028202000, 285315299411, 855386690484096, 302875585593853, 5876921233326141376, 111916280261483009775, 73985874496557113890816, 827240282809126652177, 1625215094103508198780449024]

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

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