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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.

A231417 Number of (n+1)X(5+1) 0..2 arrays with no element equal to a strict majority of its horizontal, diagonal and antidiagonal neighbors, with values 0..2 introduced in row major order.

Table of values

n a(n)
1 28486
2 8704406
3 2655479347
4 811353885448
5 248018799189236
6 75819176620140996
7 23178359868994047219
8 7085768089483888477664
9 2166164383665763734001402
10 662210265083703521871876846
11 202441903792716290658255634928

List of values

[28486, 8704406, 2655479347, 811353885448, 248018799189236, 75819176620140996, 23178359868994047219, 7085768089483888477664, 2166164383665763734001402, 662210265083703521871876846, 202441903792716290658255634928]

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

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