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.

A220380 Majority value maps: number of n X n binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal and antidiagonal neighbors in a random 0..1 n X n array.

Table of values

n a(n)
1 1
2 7
3 136
4 7462
5 1829169
6 1509240923
7 4230913273170

List of values

[1, 7, 136, 7462, 1829169, 1509240923, 4230913273170]

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

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