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A298229
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Number of nX7 0..1 arrays with every element equal to 0, 1, 3, 4 or 5 king-move adjacent elements, with upper left element zero.
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1
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21, 348, 219, 15646, 71212, 1166270, 25406586, 353699661, 6688607300, 128037046425, 2233455463049, 41229191798129, 775524676522648, 14045073377885063, 259265856410756757, 4817848310541414512
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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..1..0..0..0. .0..1..1..1..1..1..0. .0..1..1..0..1..0..0
..1..1..0..0..0..0..0. .1..1..0..0..1..0..1. .0..1..1..1..1..1..1
..1..1..0..1..1..1..1. .1..1..0..0..1..0..0. .1..1..0..0..1..0..0
..0..0..0..1..1..0..0. .1..1..0..1..1..0..0. .1..1..0..0..1..0..0
..1..1..0..0..0..0..0. .1..1..0..1..1..0..0. .0..1..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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