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A316755
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Number of nX6 0..1 arrays with every element unequal to 1, 2, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
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1
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5, 109, 185, 142, 3366, 10850, 23857, 205529, 822953, 2592451, 14966482, 65348783, 244338602, 1196300940, 5327481349, 21670205298, 99204862693, 441433364881, 1870156906809, 8335414318491, 36918152188856, 159440282900858
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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..1..0..1..0..0. .0..0..1..1..0..1. .0..1..1..1..0..0. .0..1..0..1..1..0
..0..0..1..1..1..1. .1..1..1..0..1..1. .1..0..1..1..1..1. .1..0..0..0..0..0
..0..1..1..1..1..1. .1..1..1..1..1..1. .1..1..1..1..1..1. .0..0..0..0..0..0
..1..0..1..1..0..1. .1..0..1..1..0..1. .1..1..1..1..0..1. .0..0..1..0..1..1
..1..1..1..0..1..1. .1..1..1..0..1..1. .0..0..1..1..1..0. .0..1..0..0..0..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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