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A320362
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Number of nX6 0..1 arrays with every element unequal to 2, 3, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
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1
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0, 16, 258, 4563, 91711, 1752652, 33825987, 653183942, 12600432002, 243080087186, 4689839536009, 90482737755713, 1745684561683732, 33679631409545263, 649784599619041645, 12536354917749688506, 241865054799427771058
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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..1..0..1..0..1. .0..1..0..0..1..1. .0..1..0..1..0..1. .0..1..0..1..1..0
..1..1..1..0..0..1. .1..0..1..1..0..0. .1..1..1..0..0..1. .1..0..0..0..0..1
..0..1..0..1..0..0. .1..0..1..0..1..0. .0..1..1..1..1..0. .0..1..1..1..0..1
..1..1..0..0..0..1. .0..1..0..1..1..0. .0..0..1..0..0..1. .0..1..0..1..0..1
..0..1..0..1..1..0. .1..0..1..0..0..1. .1..0..1..0..1..0. .0..1..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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