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.

A317165 Number of permutations of [n*(n+1)/2] with distinct lengths of increasing runs.

Table of values

n a(n)
0 1
1 1
2 5
3 241
4 188743
5 2734858573
6 892173483721887
7 7469920269852025033699
8 1841449549508718383891930251607
9 14973026148724796464136435753195418043885
10 4467880642339303169146446437381463615730321314015457
11 53810913396105573079543194840166969124601447333276658546225661505

List of values

[1, 1, 5, 241, 188743, 2734858573, 892173483721887, 7469920269852025033699, 1841449549508718383891930251607, 14973026148724796464136435753195418043885, 4467880642339303169146446437381463615730321314015457, 53810913396105573079543194840166969124601447333276658546225661505]

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

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