A220158 Number of 6Xn arrays of the minimum value of corresponding elements and their horizontal or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 6Xn array.

28, 163, 2062, 24684, 279304, 3057777, 32566283, 333052410, 3282105763, 31220019553

Offset: 1

Author

R. H. Hardin Dec 06 2012

Keywords

• nonn

Comments

Row 6 of A220153

Examples

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