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A317263
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Number of nX5 0..1 arrays with every element unequal to 0, 1, 3, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
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1
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8, 35, 46, 158, 718, 1964, 6645, 27514, 103293, 402198, 1654388, 6799466, 27995511, 116730155, 490094651, 2057627656, 8660144838, 36566708334, 154497306529, 653082808063, 2763502483927, 11699577661484, 49540772423071
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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..0..0..0. .0..1..0..1..1. .0..0..1..1..1. .0..1..1..0..0
..0..1..0..0..0. .1..1..0..0..1. .0..1..1..1..1. .0..0..0..0..0
..0..0..0..0..0. .0..0..0..0..0. .1..1..1..1..1. .1..1..0..0..0
..0..0..0..0..0. .0..1..1..1..1. .1..1..1..1..1. .0..0..0..0..0
..1..0..0..0..0. .0..0..1..1..0. .0..1..1..1..1. .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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