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A299604
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Number of nX5 0..1 arrays with every element equal to 1, 2, 3, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
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1
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3, 166, 424, 1446, 5125, 18273, 62547, 215175, 740442, 2539018, 8753052, 30227367, 104305934, 360259911, 1244822173, 4301556147, 14870776980, 51423668704, 177844888394, 615173366886, 2128240710669, 7363527937824, 25479651392988
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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=7
..0..0..0..0..0. .0..1..1..1..0. .0..1..0..1..0
..0..1..1..1..0. .1..0..1..0..1. .1..0..0..0..1
..1..0..1..0..1. .0..1..1..1..0. .0..0..0..0..0
..0..1..1..1..0. .1..1..1..1..1. .1..0..0..0..1
..1..1..1..1..1. .0..1..1..1..0. .0..1..0..1..0
..0..1..1..1..0. .1..0..1..0..1. .1..0..0..0..1
..1..0..1..0..1. .0..1..1..1..0. .1..1..1..1..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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