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.

A231743 Number of nX4 0..3 arrays with no element less than a strict majority of its horizontal and vertical neighbors.

Table of values

n a(n)
1 50
2 1328
3 60806
4 2154900
5 71742015
6 2426463539
7 82701946547
8 2814528154294
9 95747933760688
10 3259127333943936
11 110951853201769471
12 3776779941421524009
13 128555070606110236059
14 4375838168986252858545
15 148948822494411349242405

List of values

[50, 1328, 60806, 2154900, 71742015, 2426463539, 82701946547, 2814528154294, 95747933760688, 3259127333943936, 110951853201769471, 3776779941421524009, 128555070606110236059, 4375838168986252858545, 148948822494411349242405]

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

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