A284339 Number of 6 X n 0..1 arrays with the number of 1's horizontally, diagonally or antidiagonally adjacent to some 0 equal to the number of 0's adjacent to some 1, with top left element zero.
32, 467, 19385, 1000935, 53977741, 3063494246, 177476886878, 10461739893371, 624011970319158, 37553142489545970, 2275676365910034413, 138666493338168560209, 8487568981259644635313, 521456824010639311889624
Offset: 1
Keywords
Examples
Some solutions for n=3 ..0..1..1. .0..1..0. .0..1..1. .0..1..1. .0..0..1. .0..1..1. .0..0..1 ..0..0..0. .1..1..1. .1..0..0. .1..1..0. .1..1..1. .1..1..0. .1..1..0 ..0..1..1. .0..1..0. .0..1..0. .0..1..0. .0..1..1. .1..1..0. .1..0..1 ..1..0..0. .1..1..1. .1..0..1. .1..1..1. .0..0..0. .1..1..0. .1..0..0 ..1..1..1. .0..1..1. .1..1..0. .1..1..1. .0..1..1. .0..1..1. .0..0..1 ..0..0..1. .0..1..1. .0..1..0. .1..1..1. .1..0..0. .0..0..1. .0..0..0
Links
- R. H. Hardin, Table of n, a(n) for n = 1..28
Crossrefs
Cf. A284334.
Comments