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A305096
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Number of nX7 0..1 arrays with every element unequal to 1, 2, 4, 6 or 7 king-move adjacent elements, with upper left element zero.
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1
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8, 168, 229, 295, 2220, 10652, 23368, 101212, 548208, 1755533, 6005884, 28686726, 111251859, 386124632, 1623661531, 6678525469, 24553920771, 96714848399, 396871728701, 1525446283713, 5895004020841, 23736879955769, 93311453666095
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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..1..0..0..1..0..0. .0..1..0..0..1..1..0. .0..0..1..0..0..0..1
..1..0..0..0..0..1..0. .1..0..0..0..0..0..0. .0..1..0..0..0..1..0
..0..0..0..0..0..0..0. .1..1..0..0..0..0..0. .0..0..0..0..0..0..0
..0..0..1..0..0..1..0. .1..0..1..0..0..1..0. .1..0..0..0..1..0..0
..0..1..0..0..1..0..0. .1..0..1..0..0..1..0. .0..1..0..0..0..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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