A220392 Majority value maps: number of 7Xn binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal and antidiagonal neighbors in a random 0..1 7Xn array.

1, 1897, 127037, 7003040, 651568437, 53692543412, 4230913273170, 341309501692808

Offset: 1

Author

R. H. Hardin Dec 13 2012

Keywords

• nonn

Comments

Row 7 of A220386

Examples

			Some solutions for n=3
..1..1..0....0..0..1....0..0..1....1..0..1....0..0..1....0..1..1....0..0..0
..1..1..0....1..1..1....0..0..0....1..1..1....1..1..1....1..1..0....0..0..1
..1..1..1....1..1..1....0..0..0....0..1..0....0..1..1....0..0..0....0..1..1
..0..0..1....1..1..0....1..1..1....1..1..1....1..0..0....0..0..1....1..1..0
..1..1..0....1..1..1....1..1..1....1..1..0....0..0..0....1..1..1....1..0..0
..1..0..0....0..1..1....1..1..1....0..1..1....0..0..1....0..0..1....0..0..0
..0..0..1....1..0..0....0..0..0....1..1..0....0..1..1....1..1..0....0..0..1