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A303246
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Number of 6Xn 0..1 arrays with every element equal to 0, 2, 3, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
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1
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32, 10, 494, 160, 5158, 7823, 90728, 421983, 3251872, 23282610, 175055099, 1340813633, 10458371398, 80508035855, 634752883979, 4921023633814, 38687814219982, 301834276228660, 2365262885917076, 18505872453909054
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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 n=5
..0..0..1..0..0. .0..0..1..0..0. .0..0..1..0..0. .0..0..1..1..1
..1..0..0..0..1. .1..0..0..0..1. .1..0..0..0..0. .0..0..0..1..0
..0..0..1..0..1. .1..0..1..0..0. .0..0..1..0..1. .0..0..0..1..1
..1..0..0..0..0. .0..0..1..0..0. .1..0..1..0..1. .1..1..0..0..1
..1..0..1..1..1. .0..0..0..0..1. .0..0..1..0..1. .1..1..1..1..1
..0..0..0..1..1. .1..0..1..0..0. .0..0..1..0..1. .0..1..0..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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