A224528 Number of idempotent 6X6 0..n matrices of rank 1.

1458, 10830, 36042, 99774, 208146, 430278, 745650, 1289622, 2048514

Offset: 1

Author

R. H. Hardin Apr 09 2013

Keywords

• nonn

Comments

Row 6 of A224524

Examples

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