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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.

A218818 Unmatched value maps: number of n X n binary arrays indicating the locations of corresponding elements not equal to any king-move neighbor in a random 0..2 n X n array.

Table of values

n a(n)
1 1
2 11
3 195
4 8961
5 1229783
6 468783431

List of values

[1, 11, 195, 8961, 1229783, 468783431]

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

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