A219594 Number of nX7 arrays of the minimum value of corresponding elements and their horizontal or vertical neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 nX7 array.

28, 112, 2415, 51122, 939006, 18945258, 415752625, 9020862207, 186931045741, 3664369196641

Offset: 1

Author

R. H. Hardin Nov 23 2012

Keywords

• nonn

Comments

Column 7 of A219595

Examples

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