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.

A007841 Number of factorizations of permutations of n letters into cycles in nondecreasing length order.

Table of values

n a(n)
0 1
1 1
2 3
3 11
4 56
5 324
6 2324
7 18332
8 167544
9 1674264
10 18615432
11 223686792
12 2937715296
13 41233157952
14 623159583552
15 10008728738304
16 171213653641344
17 3092653420877952
18 59086024678203264
19 1185657912197967744
20 25015435198774723584
21 552130504313534175744

List of values

[1, 1, 3, 11, 56, 324, 2324, 18332, 167544, 1674264, 18615432, 223686792, 2937715296, 41233157952, 623159583552, 10008728738304, 171213653641344, 3092653420877952, 59086024678203264, 1185657912197967744, 25015435198774723584, 552130504313534175744]

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

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