A188415 Number of (8*n)X8 binary arrays with rows in nonincreasing order, n ones in every column and no more than 3 ones in any row.

2780, 5396178, 4505774905, 1943505834628, 497114063711190

Offset: 1

Author

R. H. Hardin Mar 30 2011

Keywords

• nonn

Comments

Column 8 of A188416

Examples

			Some solutions for 16X8
..1..0..0..0..0..0..0..1....1..0..0..0..0..0..1..1....1..0..0..0..0..0..1..0
..1..0..0..0..0..0..0..0....1..0..0..0..0..0..0..0....1..0..0..0..0..0..0..0
..0..1..0..0..0..0..0..0....0..1..0..0..0..0..1..0....0..1..0..0..0..1..0..0
..0..1..0..0..0..0..0..0....0..1..0..0..0..0..0..1....0..1..0..0..0..0..0..0
..0..0..1..0..1..0..1..0....0..0..1..0..0..1..0..0....0..0..1..0..1..0..1..0
..0..0..1..0..0..0..0..0....0..0..1..0..0..0..0..0....0..0..1..0..0..0..0..1
..0..0..0..1..0..1..0..0....0..0..0..1..1..0..0..0....0..0..0..1..0..0..0..1
..0..0..0..1..0..0..0..0....0..0..0..1..1..0..0..0....0..0..0..1..0..0..0..0
..0..0..0..0..1..0..1..0....0..0..0..0..0..1..0..0....0..0..0..0..1..1..0..0
..0..0..0..0..0..1..0..0....0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..0
..0..0..0..0..0..0..0..1....0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..0
..0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..0
..0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..0
..0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..0
..0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..0
..0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..0