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A299565
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Number of nX6 0..1 arrays with every element equal to 1, 2, 3, 5, 7 or 8 king-move adjacent elements, with upper left element zero.
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1
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5, 604, 3124, 20044, 140401, 997212, 6974944, 49037025, 345316723, 2430376758, 17109778022, 120507273053, 848674058873, 5976488058850, 42090770441039, 296436570688028, 2087716660985711, 14703351353537119, 103553004320953917
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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..1..0..0..0. .0..1..1..1..1..1. .0..1..1..1..1..1. .0..1..1..1..1..0
..0..1..0..1..1..1. .0..1..1..1..1..1. .0..1..1..1..1..1. .0..1..1..1..1..0
..1..1..1..1..1..1. .1..0..1..1..1..1. .1..1..0..1..1..1. .0..1..1..1..1..0
..0..1..1..1..1..1. .1..1..0..0..0..0. .1..0..1..0..0..0. .1..0..1..1..0..1
..1..0..0..0..0..0. .1..0..1..1..1..0. .0..0..1..0..1..1. .1..1..0..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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