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A208367
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Number of nX6 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 0 1 0 vertically
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1
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26, 676, 6186, 52821, 507682, 4503765, 38542393, 334331082, 2885233676, 24682262700, 211197852495, 1807060419576, 15434332682027, 131756292799275, 1124739131632930, 9598207952367000, 81889697535538942, 698632543565035989
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OFFSET
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1,1
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COMMENTS
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LINKS
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EXAMPLE
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Some solutions for n=4
..0..1..1..0..1..0....1..1..0..1..0..0....0..1..1..1..1..1....1..1..1..0..1..0
..0..1..0..1..0..0....0..1..0..1..0..0....0..1..0..1..1..0....0..1..0..1..1..1
..0..1..1..1..1..0....0..1..0..1..0..0....0..1..0..1..1..0....0..1..1..1..0..1
..0..1..1..1..1..0....0..1..0..1..0..0....0..1..0..1..1..0....0..1..1..0..1..1
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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