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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.

A189279 Number of nX8 array permutations with each element not moved or moved diagonally or antidiagonally by one.

Table of values

n a(n)
1 1
2 1156
3 140625
4 39100009
5 8366395024
6 1949419118656
7 441979857682489
8 101143260268999524
9 23076937169939058561
10 5270856026569766627569
11 1203479485449751104976144
12 274821392418575218931980321

List of values

[1, 1156, 140625, 39100009, 8366395024, 1949419118656, 441979857682489, 101143260268999524, 23076937169939058561, 5270856026569766627569, 1203479485449751104976144, 274821392418575218931980321]

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

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