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.

A177304 Number of permutations of 6 copies of 1..n with all adjacent differences <= 1 in absolute value.

Table of values

n a(n)
0 1
1 1
2 924
3 65226
4 7426610
5 640160976
6 54331653686
7 4339892975512
8 336181036999948
9 25328979140590460
10 1869147741803280158
11 135594223551932310368
12 9700134237572864570026
13 685890678156217774839644
14 48025674779522388568648420
15 3334799454210630503054336064

List of values

[1, 1, 924, 65226, 7426610, 640160976, 54331653686, 4339892975512, 336181036999948, 25328979140590460, 1869147741803280158, 135594223551932310368, 9700134237572864570026, 685890678156217774839644, 48025674779522388568648420, 3334799454210630503054336064]

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

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