A188880 Number of 8Xn binary arrays without the pattern 0 0 0 antidiagonally or horizontally.

256, 65536, 3450100, 387583973, 41894114820, 3903192037184, 394199392835388, 39466951597153578, 3904179563792169392, 389112055304583124864, 38733126975093560310741, 3852354123185134763957569

Offset: 1

Author

R. H. Hardin Apr 12 2011

Keywords

• nonn

Comments

Row 8 of A188874

Examples

			Some solutions for 8X3
..0..0..1....0..0..1....0..0..1....0..0..1....0..0..1....0..0..1....0..0..1
..0..0..1....0..0..1....0..0..1....0..0..1....0..0..1....0..0..1....0..0..1
..0..1..1....1..1..1....1..0..0....0..1..0....0..1..1....1..1..1....1..1..1
..1..1..1....0..1..1....1..1..1....0..1..0....1..0..1....1..0..0....1..0..1
..1..0..0....1..0..0....1..1..0....1..1..1....0..0..1....1..0..1....0..1..1
..1..1..0....1..1..1....0..1..1....1..0..0....1..0..1....1..1..1....0..1..0
..0..0..1....1..0..0....1..1..1....0..1..0....0..1..1....1..1..1....0..1..0
..1..0..1....1..0..1....0..1..1....1..0..0....1..0..1....0..1..0....0..0..1
		

Links

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