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A299248
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Number of nX7 0..1 arrays with every element equal to 0, 2, 3, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
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1
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1, 130, 202, 2002, 21251, 223750, 2044405, 21212789, 227105938, 2271071651, 23645777755, 246352885297, 2552827451230, 26493876070013, 275607234143594, 2866930315549461, 29800020165962133, 310027901670675161
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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 n=5
..0..0..1..1..0..1..0. .0..1..1..0..1..0..0. .0..0..1..0..1..0..0
..1..0..0..1..1..1..1. .1..1..0..0..0..0..1. .0..1..1..1..1..1..0
..1..1..1..1..1..1..0. .0..0..0..0..0..0..0. .1..1..1..0..0..0..1
..1..0..1..1..1..0..0. .0..1..0..1..1..0..1. .0..0..1..0..1..1..1
..0..0..1..0..1..1..0. .1..1..0..0..1..0..0. .1..0..0..1..1..0..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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