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A188761
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Number of nX7 binary arrays without the pattern 0 0 1 vertically or horizontally
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1
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54, 2916, 82807, 2125134, 48759352, 1076278662, 23051042448, 486675087796, 10173867472000, 211512633571598, 4381259021867922, 90552637913884195, 1868853564303970702, 38534809875015493620, 794094746915798233015
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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 3X7
..1..1..1..1..1..1..1....0..1..1..0..1..1..0....0..1..1..0..1..1..0
..1..1..1..1..1..0..0....1..0..1..1..0..1..1....0..1..1..1..0..1..1
..1..1..0..1..1..1..0....0..1..0..1..0..1..0....0..1..0..0..0..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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