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A189776
Number of nX6 binary arrays without the pattern 1 0 0 1 diagonally, vertically or horizontally
1
52, 2704, 140608, 4461435, 136521398, 3848548036, 112831587094, 3292640179737, 97500493294819, 2875530570969513, 84985322553211150, 2506681235723278913, 73977340086823664092, 2182270990001902317787, 64391876501073035366505
OFFSET
1,1
COMMENTS
Column 6 of A189779
LINKS
EXAMPLE
Some solutions for 5X6
..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..1..0..0..0..0....0..0..0..0..0..0....0..0..0..0..0..0
..0..1..0..0..0..0....0..1..0..0..0..0....0..1..0..1..0..0....0..0..1..0..0..0
..0..0..1..1..0..0....0..1..1..0..0..0....1..0..1..1..0..0....0..1..0..0..0..0
..0..0..0..1..0..0....1..1..1..1..0..1....1..1..1..1..0..0....1..1..1..1..1..1
CROSSREFS
Sequence in context: A189908 A189902 A189340 * A189158 A042301 A156854
KEYWORD
nonn
AUTHOR
R. H. Hardin Apr 27 2011
STATUS
approved