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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.

A231661 Number of nX6 0..2 arrays with no element less than a strict majority of its horizontal, vertical and antidiagonal neighbors.

Table of values

n a(n)
1 121
2 10789
3 1607589
4 206363144
5 23632808750
6 2825994465190
7 344368908016123
8 41555342706134920
9 5000894272327355414
10 603091853962176844424
11 72751735500292340340157
12 8772519253282465553808508

List of values

[121, 10789, 1607589, 206363144, 23632808750, 2825994465190, 344368908016123, 41555342706134920, 5000894272327355414, 603091853962176844424, 72751735500292340340157, 8772519253282465553808508]

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

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