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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.

A232280 Number of nX7 0..2 arrays with no element less than a strict majority of its horizontal, diagonal and antidiagonal neighbors.

Table of values

n a(n)
1 292
2 174400
3 43029161
4 13094741315
5 3511626721526
6 933667586918234
7 256322282485691293
8 70060127952500800937
9 19022853021730043369306
10 5176615679021925091961553
11 1410282603443165709442188397

List of values

[292, 174400, 43029161, 13094741315, 3511626721526, 933667586918234, 256322282485691293, 70060127952500800937, 19022853021730043369306, 5176615679021925091961553, 1410282603443165709442188397]

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

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