A189776 Number of nX6 binary arrays without the pattern 1 0 0 1 diagonally, vertically or horizontally.

52, 2704, 140608, 4461435, 136521398, 3848548036, 112831587094, 3292640179737, 97500493294819, 2875530570969513, 84985322553211150, 2506681235723278913, 73977340086823664092, 2182270990001902317787, 64391876501073035366505

Offset: 1

Author

R. H. Hardin Apr 27 2011

Keywords

• nonn

Comments

Column 6 of A189779

Examples

			Some solutions for 5X6
..0..0..0..0..0..0....0..0..0..0..0..0....0..0..0..0..0..0....0..0..0..0..0..0
..1..0..0..0..0..0....0..1..0..0..0..0....0..0..0..0..0..0....0..0..0..0..0..0
..0..1..0..0..0..0....0..1..0..0..0..0....0..1..0..1..0..0....0..0..1..0..0..0
..0..0..1..1..0..0....0..1..1..0..0..0....1..0..1..1..0..0....0..1..0..0..0..0
..0..0..0..1..0..0....1..1..1..1..0..1....1..1..1..1..0..0....1..1..1..1..1..1
		

Links

• R. H. Hardin, Table of n, a(n) for n = 1..200