A219881 Number of nX6 arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 nX6 array.

21, 32, 600, 6965, 74998, 764027, 8017398, 85092182, 882578607, 8731245391, 82020525701, 735991805511, 6353407612599, 53004720585300, 428371858603213, 3358742175425755

Offset: 1

Author

R. H. Hardin Nov 30 2012

Keywords

• nonn

Comments

Column 6 of A219883

Examples

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