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A208042
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Number of 6Xn 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 0 and 1 0 1 vertically
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1
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19, 361, 1995, 11025, 94605, 811801, 5866411, 42393121, 327288437, 2526771289, 19008214715, 142993641025, 1086798939915, 8260031196729, 62521114891599, 473229424222569, 3587920094200239, 27202811032966009, 206103852899096453
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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..0..1..1....1..0..1..1....0..1..1..0....1..0..1..1....0..1..1..1
..0..0..1..1....1..1..1..1....1..1..0..0....1..1..0..1....1..1..1..0
..0..1..1..1....0..1..1..1....1..1..0..1....1..1..0..1....1..1..0..0
..1..0..0..1....0..1..1..0....0..0..1..1....0..1..1..0....1..0..0..1
..1..0..0..1....1..1..1..0....0..0..1..1....0..1..1..0....0..0..1..1
..0..1..1..0....0..0..1..1....1..1..1..0....1..0..0..1....0..1..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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