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A298334
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Number of nX5 0..1 arrays with every element equal to 1, 2, 3, 4 or 6 king-move adjacent elements, with upper left element zero.
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1
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3, 216, 3641, 51588, 755110, 11244900, 166636876, 2469362361, 36605480121, 542613705373, 8043171525193, 119225577452598, 1767306016173071, 26197124073681397, 388325253441016576, 5756224415206983972
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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=4
..0..1..1..0..1. .0..0..0..1..0. .0..0..0..1..1. .0..0..1..1..0
..0..1..0..0..1. .1..0..1..1..0. .0..0..1..1..1. .0..1..1..0..1
..1..0..1..0..1. .1..1..0..0..0. .1..1..1..0..1. .1..1..0..0..0
..0..0..1..0..1. .1..0..0..1..1. .0..0..1..0..1. .1..1..1..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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