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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.

A267628 Number of nX5 arrays of permutations of 5 copies of 0..n-1 with every element equal to or 1 greater than any west neighbor modulo n and the upper left element equal to 0.

Table of values

n a(n)
1 1
2 126
3 1802
4 32208
5 679735
6 19027506
7 651123366
8 25708254936

List of values

[1, 126, 1802, 32208, 679735, 19027506, 651123366, 25708254936]

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

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