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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.

A286075 Number of permutations of [n] with increasing cycle sizes.

Table of values

n a(n)
0 1
1 1
2 1
3 3
4 8
5 38
6 182
7 1194
8 7932
9 69192
10 591936
11 6286272
12 66914880
13 840036960
14 10567285920
15 154755036000
16 2246755924800
17 37283584936320
18 618705247829760
19 11472473012232960
20 212762383625594880
21 4386435706887413760
22 89954629722500659200
23 2030764767987849062400

List of values

[1, 1, 1, 3, 8, 38, 182, 1194, 7932, 69192, 591936, 6286272, 66914880, 840036960, 10567285920, 154755036000, 2246755924800, 37283584936320, 618705247829760, 11472473012232960, 212762383625594880, 4386435706887413760, 89954629722500659200, 2030764767987849062400]

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

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