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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.

A343425 a(n) = Sum_{k=1..n} mu(k) * n^(n - k).

Table of values

n a(n)
1 1
2 1
3 5
4 44
5 474
6 6259
7 98398
8 1801784
9 37726398
10 889909001
11 23363492888
12 675898131588
13 21367308429609
14 732952005073611
15 27116443849927291
16 1076343749563379984
17 45629840631648951966
18 2057705657634136459302
19 98357762859847238180913

List of values

[1, 1, 5, 44, 474, 6259, 98398, 1801784, 37726398, 889909001, 23363492888, 675898131588, 21367308429609, 732952005073611, 27116443849927291, 1076343749563379984, 45629840631648951966, 2057705657634136459302, 98357762859847238180913]

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

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