A202370 Number of (n+2)X(n+2) binary arrays avoiding patterns 001 and 111 in rows and columns.

98, 824, 7349, 62033, 589613, 5444710, 51833855, 500733797, 4838603161, 47316275496, 463941283342

Offset: 1

Author

R. H. Hardin Dec 18 2011

Keywords

• nonn

Comments

Diagonal of A202378

Examples

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