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A316216
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Number of n X 6 0..1 arrays with every element unequal to 0, 1, 2, 4, 5 or 8 king-move adjacent elements, with upper left element zero.
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1
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32, 284, 706, 5883, 44018, 273102, 1906841, 13506787, 92623868, 641933451, 4471064237, 31021448962, 215305522148, 1495767093055, 10387416412282, 72132606772009, 500962748297230, 3479117395765447, 24161812079182379
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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..1..0..1..1. .0..0..1..0..0..0. .0..0..1..1..1..1. .0..1..0..0..1..0
..1..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..0..0..0. .1..0..0..0..0..1. .1..1..1..1..1..0. .0..0..0..1..0..0
..1..0..0..0..1..0. .0..0..0..0..0..0. .1..0..0..1..0..1. .0..0..0..0..0..0
..0..1..0..0..0..0. .0..0..1..0..0..0. .0..1..0..0..0..0. .0..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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