A217456 Number of nX7 arrays of the minimum value of corresponding elements and their horizontal and vertical neighbors in a random 0..2 nX7 array.

163, 16887, 2122623, 211328743, 23851967507, 2588934295383, 283827195520911, 31078249002177539

Offset: 1

Author

R. H. Hardin Oct 03 2012

Keywords

• nonn

Comments

Column 7 of A217457

Examples

			Some solutions for n=3
..0..0..0..2..0..1..0....0..0..0..0..1..0..1....0..0..0..1..2..1..1
..0..0..2..0..0..0..0....0..0..0..0..0..0..0....0..0..1..2..0..1..0
..0..1..0..0..0..0..0....0..1..0..0..2..0..1....0..0..1..0..0..0..0