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A299450
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Number of nX7 0..1 arrays with every element equal to 0, 1, 3, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
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1
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21, 64, 11, 161, 546, 804, 6326, 19745, 39495, 290364, 855008, 2191987, 14241405, 41451856, 129702347, 739374632, 2206681686, 7939800765, 40476006538, 126433675843, 496773451920, 2321391370041, 7652725646418, 31537376314083
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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..1. .0..1..1..1..0..1..0. .0..1..0..1..0..1..0
..1..1..1..1..1..1..0. .0..1..1..1..0..1..0. .1..0..0..0..0..0..1
..1..1..1..0..0..0..0. .1..1..1..1..0..0..0. .0..0..0..1..1..1..1
..0..0..1..0..0..0..1. .0..1..1..1..0..1..0. .1..0..0..1..1..1..0
..0..0..1..0..0..0..1. .0..1..1..1..0..1..0. .1..0..0..1..1..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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