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.

A129153 Rencontres numbers: permutations with exactly 8 fixed points.

Table of values

n a(n)
8 1
9 0
10 45
11 330
12 4455
13 56628
14 795795
15 11930490
16 190900710
17 3245287760
18 58415223438
19 1109889169740
20 22197783520770
21 466153453732680
22 10255375982438730
23 235873647595600476
24 5660967542295146895
25 141524188557377590800

List of values

[1, 0, 45, 330, 4455, 56628, 795795, 11930490, 190900710, 3245287760, 58415223438, 1109889169740, 22197783520770, 466153453732680, 10255375982438730, 235873647595600476, 5660967542295146895, 141524188557377590800]

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

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