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.

A280063 Number of n X n 0..1 arrays with no element unequal to a strict majority of its horizontal, vertical and antidiagonal neighbors and with new values introduced in order 0 sequentially upwards.

Table of values

n a(n)
1 1
2 1
3 5
4 52
5 790
6 23564
7 1188839
8 110266512
9 18113056960
10 5286615353516
11 2755789744812452

List of values

[1, 1, 5, 52, 790, 23564, 1188839, 110266512, 18113056960, 5286615353516, 2755789744812452]

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

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