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A300029
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Number of nX7 0..1 arrays with every element equal to 0, 1, 3, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
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1
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21, 203, 129, 2466, 30072, 153289, 1841903, 19059670, 151628931, 1608282486, 15916306276, 144533905546, 1451676564506, 14214967754822, 134895783401363, 1327924864310213, 12957080978763668, 124947115339353318
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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..1..0..0..0. .0..1..1..1..1..1..1. .0..0..0..1..0..0..0
..1..0..0..0..1..0..0. .1..0..1..0..1..0..0. .1..1..0..0..1..0..0
..0..0..0..0..0..0..1. .0..0..0..0..0..0..0. .1..1..1..0..1..1..1
..1..0..0..1..0..0..0. .0..0..0..0..0..1..0. .0..0..0..1..0..0..0
..0..1..0..0..0..0..1. .1..0..1..0..0..0..1. .1..1..0..0..1..0..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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