A296832 Number of nX6 0..1 arrays with each 1 adjacent to 0, 3 or 5 king-move neighboring 1s.
21, 157, 1230, 10485, 85500, 706534, 5834429, 48122349, 397252886, 3278636644, 27062747191, 223377950567, 1843848878602, 15220263846832, 125635656973478, 1037081229322655, 8560832928119444, 70667136506972822, 583340972841489677
Offset: 1
Keywords
Examples
Some solutions for n=5 ..1..0..1..0..1..1. .0..0..0..1..1..0. .0..1..1..1..1..1. .0..1..0..1..0..0 ..0..0..0..0..1..1. .0..1..1..1..0..1. .0..1..1..1..1..1. .0..0..0..0..0..1 ..1..0..0..0..1..1. .0..1..1..0..1..1. .0..0..0..0..0..0. .0..0..0..0..0..0 ..0..0..1..0..1..1. .0..0..0..1..1..0. .0..1..1..1..1..0. .1..1..1..1..1..0 ..0..0..0..0..1..1. .0..0..0..1..1..0. .0..1..1..1..1..0. .1..1..1..1..1..0
Links
- R. H. Hardin, Table of n, a(n) for n = 1..210
Crossrefs
Cf. A296834.
Comments