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A189341
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Number of nX7 binary arrays without the pattern 1 0 0 1 diagonally, vertically, antidiagonally or horizontally
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1
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97, 9409, 912673, 42069350, 1857004061, 68439605144, 2739456017053, 106150557957909, 4311950202672542, 172004809421325314, 6968408164659864073, 279225921295911354381, 11255564881813924496670, 451571763353227520521337
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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 4X7
..0..0..0..1..1..1..1....0..0..0..1..0..1..0....0..0..0..0..0..0..0
..0..0..0..0..1..1..0....0..0..0..1..0..1..1....0..0..0..1..0..1..0
..0..0..0..1..0..1..0....0..0..0..0..1..1..0....0..0..0..1..1..1..1
..0..0..1..0..1..0..0....0..0..0..1..0..1..1....0..0..1..0..1..0..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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