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A316880
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Number of nX5 0..1 arrays with every element unequal to 0, 1, 2, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
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1
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16, 94, 388, 2401, 18847, 125218, 843479, 6198339, 45184963, 326389098, 2402046659, 17720890254, 130440276569, 964053093375, 7131453549425, 52734450773582, 390342305773895, 2889943173985064, 21394977504230336
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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..1..1..1. .0..0..0..1..0. .0..0..1..1..0. .0..0..1..0..1
..1..0..1..1..0. .0..0..1..0..0. .1..1..1..1..0. .1..1..1..1..0
..1..1..1..0..1. .0..1..0..0..0. .1..1..1..1..1. .1..1..1..1..1
..0..1..1..1..1. .1..0..1..1..1. .0..1..1..0..1. .0..0..1..1..1
..1..0..1..1..1. .1..1..0..1..1. .0..1..1..1..0. .1..1..1..0..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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