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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.

A207547 Number of nX5 0..2 arrays avoiding the pattern z-2 z-1 z in any row, column, nw-to-se diagonal or ne-to-sw antidiagonal.

Table of values

n a(n)
1 216
2 46656
3 7169168
4 1058580304
5 151596413811
6 21553876840265
7 3054158366460488
8 432330439527473859
9 61173307041263346298
10 8654652528939212249147
11 1224376462168696645919384

List of values

[216, 46656, 7169168, 1058580304, 151596413811, 21553876840265, 3054158366460488, 432330439527473859, 61173307041263346298, 8654652528939212249147, 1224376462168696645919384]

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

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