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A181035
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Number of nX(n+4) binary matrices with no initial bit string in any row or column divisible by 4
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1
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1, 13, 239, 10897, 1095851, 250916131, 129422885699, 150985649174085, 397743903151933881, 2367568471466798904283, 31835463913062005686452609, 967121732734103600475330208107, 66372797708066134019183673485369717
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OFFSET
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1,2
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COMMENTS
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LINKS
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EXAMPLE
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Some solutions for 4X8
..1..1..1..1..1..1..1..1....1..1..1..1..1..1..1..1....1..1..1..1..1..1..1..1
..1..0..1..0..1..0..1..0....1..0..1..0..1..0..1..0....1..0..1..0..1..0..1..0
..1..1..0..1..0..1..0..1....1..1..0..1..0..1..0..1....1..1..0..1..0..1..0..1
..1..0..1..0..1..0..1..0....1..0..1..0..1..0..1..1....1..0..1..0..1..1..1..0
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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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