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A298558
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Number of nX6 0..1 arrays with every element equal to 1, 2, 3, 5 or 7 king-move adjacent elements, with upper left element zero.
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1
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5, 604, 3079, 19843, 138774, 983554, 6852589, 48019258, 337105690, 2364533628, 16590006949, 116460022333, 817434984411, 5737251249817, 40271223099145, 282675763183686, 1984158776679139, 13927395646417519, 97760842271830442
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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..0. .0..1..1..0..1..1. .0..0..1..1..0..0. .0..1..0..0..1..0
..0..1..0..0..0..1. .1..0..1..1..0..0. .0..1..0..1..0..1. .1..0..1..0..1..0
..1..0..0..0..0..0. .0..1..1..0..1..1. .0..1..1..1..1..0. .0..0..0..0..0..1
..0..1..0..1..0..1. .1..1..0..1..1..1. .1..1..1..1..0..1. .1..0..0..0..1..0
..0..0..1..0..0..1. .0..0..0..1..1..1. .1..0..0..0..1..1. .0..1..1..1..0..1
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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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