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A303622
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Number of nX6 0..1 arrays with every element equal to 0, 2, 3, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
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1
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1, 168, 1283, 19467, 350410, 6446485, 122517773, 2348299355, 45211204167, 872116776878, 16840012914187, 325325036804019, 6286301532328358, 121485138860397708, 2347880112852680240, 45377538348278054960
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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..0..0..0..0. .0..0..0..0..0..0. .0..0..0..0..1..1. .0..0..1..1..0..0
..0..0..0..1..0..0. .0..0..1..1..0..0. .0..0..0..0..1..1. .0..0..1..1..0..0
..0..1..0..0..0..0. .0..0..1..1..0..0. .0..0..0..1..1..1. .1..0..0..1..0..0
..0..0..0..1..0..1. .1..0..0..1..1..1. .0..0..0..0..1..0. .0..0..0..1..1..1
..1..0..0..1..0..1. .1..0..0..1..1..0. .1..0..0..0..1..0. .0..0..0..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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