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.

A231660 Number of nX5 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 51
2 2163
3 144465
4 8300390
5 434469343
6 23632808750
7 1304771142134
8 71426776678405
9 3902799543486962
10 213611346097185990
11 11693195116075740433
12 639903225251107962333
13 35018805296966170944821
14 1916494358794580661283650

List of values

[51, 2163, 144465, 8300390, 434469343, 23632808750, 1304771142134, 71426776678405, 3902799543486962, 213611346097185990, 11693195116075740433, 639903225251107962333, 35018805296966170944821, 1916494358794580661283650]

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

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