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.

A245917 Number of pairs of endofunctions f, g on [n] satisfying f(g^8(i)) = f(i) for all i in [n].

Table of values

n a(n)
0 1
1 1
2 12
3 249
4 9184
5 488745
6 35463456
7 3212948809
8 454190410752
9 85278734539281
10 19295679317593600
11 4754101825771791801
12 1391380506872608002048
13 467080657604802224657401
14 177425478031159409407340544
15 72694051770982862424632639625

List of values

[1, 1, 12, 249, 9184, 488745, 35463456, 3212948809, 454190410752, 85278734539281, 19295679317593600, 4754101825771791801, 1391380506872608002048, 467080657604802224657401, 177425478031159409407340544, 72694051770982862424632639625]

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

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