A207744 Number of 6Xn 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 1 and 1 0 0 vertically.

22, 484, 5302, 58081, 733363, 9259849, 113534330, 1392036100, 17213677390, 212861354161, 2624875417711, 32368350683761, 399547127975296, 4931913554477056, 60855630257333632, 750906862642685329

Offset: 1

Author

R. H. Hardin Feb 19 2012

Keywords

• nonn

Comments

Row 6 of A207741

Examples

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

Links

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