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.

A088042 Number of permutations in the symmetric group S_n such that the size of their conjugacy class is odd.

Table of values

n a(n)
1 1
2 2
3 4
4 4
5 16
6 76
7 232
8 106
9 946
10 5716
11 27776
12 63856
13 272416
14 2390480
15 10349536
16 2027026
17 34459426
18 344594404
19 2618916472
20 10475679736
21 54997260256
22 568305978472
23 3132225435824
24 1807129471456
25 12047128545376
26 175289251587776
27 1326384554695552

List of values

[1, 2, 4, 4, 16, 76, 232, 106, 946, 5716, 27776, 63856, 272416, 2390480, 10349536, 2027026, 34459426, 344594404, 2618916472, 10475679736, 54997260256, 568305978472, 3132225435824, 1807129471456, 12047128545376, 175289251587776, 1326384554695552]

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

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