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A189339
Number of nX5 binary arrays without the pattern 1 0 0 1 diagonally, vertically, antidiagonally or horizontally
2
28, 784, 21952, 390721, 6814820, 109746642, 1857004061, 31177656076, 533269057178, 9053472938552, 154252966185542, 2618674812680579, 44520074517291894, 756141322418868556, 12851400623635035810
OFFSET
1,1
COMMENTS
Column 5 of A189343
LINKS
EXAMPLE
Some solutions for 4X5
..0..0..1..0..0....0..1..1..0..1....0..0..1..1..0....0..0..0..0..0
..0..1..0..1..0....0..0..0..1..1....0..1..1..1..1....0..1..1..1..0
..1..0..1..1..0....0..0..1..1..1....0..0..0..0..1....0..0..0..1..0
..0..0..1..0..1....0..0..1..0..1....1..0..1..0..0....0..1..1..0..1
CROSSREFS
Sequence in context: A171302 A189901 A189907 * A189775 A189157 A267732
KEYWORD
nonn
AUTHOR
R. H. Hardin Apr 20 2011
STATUS
approved