A207092 Number of 6Xn 0..1 arrays avoiding 0 0 0 horizontally and 0 0 1 vertically.

33, 1089, 20953, 518001, 12462017, 289951889, 6897033117, 163328551845, 3859116053775, 91371814060913, 2162098249763885, 51154844975987973, 1210540438174818673, 28644458404800644097, 677799353119887717715

Offset: 1

Author

R. H. Hardin Feb 15 2012

Keywords

• nonn

Comments

Row 6 of A207088

Examples

			Some solutions for n=4
..1..0..1..1....1..1..1..1....1..1..1..0....0..1..1..0....0..1..0..0
..0..0..1..0....1..1..1..1....1..1..1..0....1..1..0..0....0..1..0..1
..1..0..1..1....1..1..1..0....1..1..0..0....1..0..1..0....0..1..0..1
..0..0..1..1....1..0..1..1....0..0..1..0....1..1..1..0....0..1..0..0
..1..0..1..0....1..1..0..1....0..1..1..0....1..1..1..0....0..1..0..1
..1..0..0..1....0..1..0..1....0..1..1..0....0..0..1..0....0..1..0..0
		

Links

• R. H. Hardin, Table of n, a(n) for n = 1..210