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A305960
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Number of nX7 0..1 arrays with every element unequal to 1, 2, 3, 4, 5 or 7 king-move adjacent elements, with upper left element zero.
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1
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8, 5824, 264680, 17617201, 1088558635, 68109190612, 4251930563544, 265585355341963, 16586555684575766, 1035918306523085734, 64698106959674584155, 4040715102616009846706, 252362495353182410193096
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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..0..1..0..0. .0..0..1..0..1..0..1. .0..0..1..0..1..0..1
..0..1..0..0..1..0..1. .0..1..0..1..0..1..1. .0..1..0..1..0..1..1
..0..0..0..1..0..1..1. .0..0..0..0..1..0..0. .0..0..0..0..1..1..0
..0..0..0..0..0..0..0. .0..0..0..0..1..0..0. .0..0..0..1..0..1..0
..0..1..0..0..1..1..0. .0..1..0..1..1..1..1. .0..1..0..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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