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A304425
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Number of nX6 0..1 arrays with every element unequal to 1, 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.
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1
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5, 1493, 33263, 1043316, 30362267, 898146670, 26510744474, 783174010085, 23137703330738, 683623975475552, 20199051830780465, 596830534656558763, 17634986814152323681, 521075710061846580996, 15396691883833645691809
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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..1..1..1. .0..0..1..1..1..0. .0..0..1..0..1..0. .0..0..1..0..1..1
..0..1..1..1..0..0. .0..1..1..1..0..1. .0..1..1..0..1..1. .0..1..1..0..0..0
..0..0..1..0..1..0. .0..0..1..1..0..0. .0..0..1..0..0..1. .0..0..1..0..1..1
..0..0..0..0..1..1. .0..0..1..1..1..0. .0..1..1..0..1..0. .0..1..1..1..0..1
..0..1..1..0..1..0. .1..1..0..0..1..0. .0..0..1..0..1..1. .1..0..0..1..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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