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.

A245986 Number of pairs of endofunctions f, g on [n] satisfying g^9(f(i)) = f(i) for all i in [n].

Table of values

n a(n)
0 1
1 1
2 6
3 141
4 6184
5 387545
6 33404256
7 3891981205
8 592320594048
9 128805405787953
10 43012267760166400
11 19329826195760619341
12 10086545470056599549952
13 5787171311384573282516617
14 3623228151360430287454531584
15 2480483584581055916081566933125

List of values

[1, 1, 6, 141, 6184, 387545, 33404256, 3891981205, 592320594048, 128805405787953, 43012267760166400, 19329826195760619341, 10086545470056599549952, 5787171311384573282516617, 3623228151360430287454531584, 2480483584581055916081566933125]

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

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