cp's OEIS Frontend

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.

A231742 Number of nX3 0..3 arrays with no element less than a strict majority of its horizontal and vertical neighbors.

Table of values

n a(n)
1 16
2 318
3 4430
4 60806
5 784076
6 9945132
7 126926437
8 1625269595
9 20795246129
10 265933115701
11 3401419933047
12 43511214955897
13 556577494538011
14 7119285135911590
15 91064607669052460
16 1164839484230300582

List of values

[16, 318, 4430, 60806, 784076, 9945132, 126926437, 1625269595, 20795246129, 265933115701, 3401419933047, 43511214955897, 556577494538011, 7119285135911590, 91064607669052460, 1164839484230300582]

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

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