A189263 Number of nX8 binary arrays without the pattern 0 0 1 diagonally, antidiagonally or horizontally

88, 7744, 293495, 10113920, 319000548, 9918543104, 305860450896, 9421503162646, 290030885325044, 8927631449810010, 274794811549580572, 8458248128908576878, 260346492261595728516, 8013524717628350193612, 246658279999619171732736

Offset

1,1

Comments

Column 8 of A189264

Links

R. H. Hardin, Table of n, a(n) for n = 1..200

Example

Some solutions for 8X3
..0..0..0....0..0..0....0..1..0....0..1..0....0..1..1....0..0..1....0..0..1
..1..1..1....1..1..1....0..1..1....1..0..1....1..1..1....1..1..0....1..1..1
..1..1..1....1..1..1....0..1..0....0..1..0....0..1..1....0..0..1....1..1..1
..1..1..1....1..0..1....0..1..1....1..0..1....1..1..1....1..1..1....0..0..1
..0..0..1....1..1..1....0..1..1....0..1..0....0..0..1....0..0..1....1..1..1
..1..1..1....0..0..0....0..1..0....0..0..0....1..1..1....1..1..0....1..1..0
..0..1..0....1..1..0....0..1..0....0..1..0....1..1..0....0..1..0....0..1..1
..1..1..1....1..1..0....0..1..0....0..0..0....1..1..1....0..0..0....1..0..0

Crossrefs

Sequence in context: A188850 A188857 A188522 * A189701 A188762 A188991

Adjacent sequences: A189260 A189261 A189262 * A189264 A189265 A189266

Keyword

nonn

Author

R. H. Hardin Apr 19 2011

Status

approved