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.

A245911 Number of pairs of endofunctions f, g on [n] satisfying f(g^n(i)) = f(i) for all i in [n].

Table of values

n a(n)
0 1
1 1
2 12
3 207
4 9184
5 173225
6 46097856
7 729481375
8 454190410752
9 30607186160529
10 12762075858688000
11 1036636706945881151
12 3080713389889966460928
13 145084860487902521548921
14 124325137916420574135066624
15 56537825009822523196823829375

List of values

[1, 1, 12, 207, 9184, 173225, 46097856, 729481375, 454190410752, 30607186160529, 12762075858688000, 1036636706945881151, 3080713389889966460928, 145084860487902521548921, 124325137916420574135066624, 56537825009822523196823829375]

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

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