A218058 Number of n X n arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random 0..1 n X n array.

2, 6, 74, 1664, 99934, 14096488, 4803404048, 3998208473098, 7963043911683306, 38560364205334572480, 449439593711854068531514, 12671283745052415612872263552, 862325227959961803770298778601380

Offset: 1

Author

R. H. Hardin Oct 19 2012

Keywords

• nonn

Comments

Diagonal of A218064

Examples

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