A255793 Number of (n+2)X(n+2) 0..1 arrays with no 3x3 subblock diagonal sum 1 and no antidiagonal sum 2 and no row sum 0 and no column sum 3

70, 166, 158, 200, 286, 214, 344, 766, 342, 616, 2494, 550, 1160, 9022, 998, 2216, 34366, 1798, 4328, 134206, 3462, 8488, 530494, 6598, 16808, 2109502, 12998, 33320, 8413246, 25414, 66344, 33603646, 50502, 132136, 134316094, 99910, 263720

Offset

1,1

Comments

Diagonal of A255801

Links

R. H. Hardin, Table of n, a(n) for n = 1..43

Example

Some solutions for n=4
..0..1..0..1..0..1....1..1..0..1..0..1....0..1..1..0..0..1....0..1..1..0..1..0
..1..0..1..0..1..0....1..1..0..0..1..0....1..0..0..1..1..0....0..1..0..1..0..0
..0..1..0..1..0..1....0..0..1..1..0..1....0..1..0..1..0..1....1..0..1..1..0..0
..1..0..1..0..1..0....1..0..1..0..1..0....0..0..1..0..1..1....0..1..0..0..1..1
..0..1..0..1..0..0....0..1..0..1..1..1....0..1..0..1..0..0....1..0..1..0..1..0
..1..0..1..0..1..0....1..1..1..0..0..1....1..0..1..0..1..0....1..0..0..1..0..1

Crossrefs

Cf. A255801

Sequence in context: A044321 A044702 A063320 * A044402 A044783 A278782

Adjacent sequences: A255790 A255791 A255792 * A255794 A255795 A255796

Keyword

nonn

Author

R. H. Hardin, Mar 06 2015

Status

approved