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A207806
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Number of nX6 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 1 0 and 1 0 1 vertically
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1
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26, 676, 4374, 43990, 382288, 3511534, 31569510, 285774964, 2580956950, 23333448086, 210885788448, 1906172464566, 17228491782138, 155715573550500, 1407388340653890, 12720361717357138, 114970670286577872
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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
..1..1..0..1..1..1....1..1..0..1..0..0....1..0..1..1..1..0....0..1..1..1..1..0
..1..1..0..1..1..0....0..1..0..1..1..0....0..1..1..1..1..0....0..1..1..1..1..0
..0..1..1..0..1..0....0..1..0..1..1..1....0..1..1..1..1..0....1..0..1..0..1..1
..0..1..1..0..1..0....0..1..0..1..0..1....1..1..0..1..1..0....1..0..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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