A207583 Number of n X n 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 1 1 1 vertically

2, 16, 60, 432, 3094, 25776, 263550, 3832616, 69396520, 1475600124, 38962584092, 1441585611138, 67002761499928, 3878723937334928, 264400592646069420, 24784751879627310504, 3083505379073129163384, 470186218198870776234068

Offset

1,1

Comments

Diagonal of A207589

Links

R. H. Hardin, Table of n, a(n) for n = 1..25

Example

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

Crossrefs

Sequence in context: A209219 A207688 A208495 * A152665 A183762 A061608

Adjacent sequences: A207580 A207581 A207582 * A207584 A207585 A207586

Keyword

nonn

Author

R. H. Hardin Feb 19 2012

Status

approved