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A188506
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Number of nX7 binary arrays without the pattern 0 1 0 diagonally, vertically or horizontally
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1
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65, 4225, 92597, 1512392, 30288308, 697038111, 15602080066, 335304991524, 7194757384224, 155853551899068, 3383311479703509, 73314613539836869, 1587497536509020156, 34383826361857099073, 744867940878570173157
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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..0..0....0..1..1..0..0..1..1....1..0..1..1..0..1..1
..0..0..0..0..1..1..0....1..1..1..0..1..1..1....1..0..0..0..0..1..1
..0..0..0..0..0..1..1....1..1..1..0..1..1..1....0..0..0..1..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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