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A317034
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Number of nX6 0..1 arrays with every element unequal to 0, 1, 2, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
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1
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32, 284, 842, 7523, 66728, 559097, 4939166, 46085330, 435634601, 4109259096, 39502787486, 382550326933, 3700464953992, 36024218018984, 351424425811465, 3427325879322587, 33499352998619498, 327584944382674210
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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..1. .0..1..0..0..1..1. .0..0..1..1..0..0. .0..0..0..1..0..1
..0..1..1..0..1..0. .1..0..0..0..0..0. .1..1..1..0..1..0. .1..0..0..0..1..1
..0..1..1..1..1..1. .1..1..0..0..0..0. .1..1..1..1..0..0. .0..0..0..0..0..1
..0..0..1..1..1..1. .1..0..0..0..1..1. .1..1..1..0..0..0. .0..0..0..0..1..0
..0..0..1..1..0..1. .0..1..0..0..1..1. .1..1..0..1..0..0. .0..1..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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