A223849 Number of nX7 0..3 arrays with rows and columns unimodal.

1163, 1352569, 570145144, 106061178908, 10609537390768, 655695544507798, 27578655986218632, 846185728339283486

Offset: 1

Author

R. H. Hardin Mar 27 2013

Keywords

• nonn

Comments

Column 7 of A223850

Examples

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