login
A189158
Number of nX6 binary arrays without the pattern 0 0 1 1 diagonally, vertically or horizontally
1
52, 2704, 140608, 4597967, 151889331, 4708773306, 139543984265, 4101554902927, 118889716429242, 3425594682105277, 98397912139545475, 2819403207915017394, 80693441112166000473, 2307804705252673221664, 65972623009915917276895
OFFSET
1,1
COMMENTS
Column 6 of A189161
LINKS
EXAMPLE
Some solutions for 4X6
..0..1..1..1..1..1....0..0..1..0..0..0....0..0..0..1..0..1....0..1..1..1..1..1
..0..0..0..1..0..0....0..1..0..0..0..1....0..0..1..0..0..0....0..0..0..0..1..0
..0..1..0..1..1..1....0..1..0..0..1..0....0..0..0..0..0..1....0..0..0..1..0..0
..0..0..1..0..1..0....0..1..1..0..0..0....0..1..1..1..0..0....0..1..0..1..0..0
CROSSREFS
Sequence in context: A189902 A189340 A189776 * A042301 A156854 A282590
KEYWORD
nonn
AUTHOR
R. H. Hardin Apr 17 2011
STATUS
approved