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.

A263762 Number of length n arrays of permutations of 0..n-1 with each element moved by -6 to 6 places and exactly one more element moved upwards than downwards.

Table of values

n a(n)
1 0
2 0
3 1
4 4
5 31
6 146
7 1289
8 6152
9 41747
10 181272
11 1029204
12 4541726
13 24695797
14 116559212
15 642871583
16 3152492440
17 17219444286
18 85580720364
19 459088917466
20 2296809945900
21 12164522824153
22 61405250721512
23 323474064711527

List of values

[0, 0, 1, 4, 31, 146, 1289, 6152, 41747, 181272, 1029204, 4541726, 24695797, 116559212, 642871583, 3152492440, 17219444286, 85580720364, 459088917466, 2296809945900, 12164522824153, 61405250721512, 323474064711527]

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

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