cp's OEIS Frontend

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.

A342677 a(n) = Sum_{d|n} (n/d)^(n-d+1).

Table of values

n a(n)
1 1
2 5
3 28
4 265
5 3126
6 46916
7 823544
8 16793633
9 387422677
10 10001953190
11 285311670612
12 8916464313700
13 302875106592254
14 11112103714568680
15 437893891601739648
16 18446779258148749825
17 827240261886336764178
18 39346424755299348744797
19 1978419655660313589123980

List of values

[1, 5, 28, 265, 3126, 46916, 823544, 16793633, 387422677, 10001953190, 285311670612, 8916464313700, 302875106592254, 11112103714568680, 437893891601739648, 18446779258148749825, 827240261886336764178, 39346424755299348744797, 1978419655660313589123980]

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

Content is available under The OEIS End-User License Agreement.