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A305454
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Number of nX5 0..1 arrays with every element unequal to 2, 3, 4, 5 or 8 king-move adjacent elements, with upper left element zero.
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1
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0, 61, 376, 5580, 79810, 1117343, 16062787, 228184784, 3255027240, 46401757420, 661366698927, 9428675340241, 134402077281152, 1915938773275685, 27311918408468448, 389334703089935684, 5550020585352043890
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OFFSET
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1,2
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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..1..0..1. .0..1..0..0..1. .0..1..0..1..0
..0..1..1..0..0. .1..1..0..0..1. .1..0..1..0..1. .0..1..0..0..1
..1..0..1..1..1. .0..1..0..1..0. .0..1..1..1..0. .0..1..1..0..0
..1..0..0..1..0. .1..0..1..1..0. .0..1..1..0..0. .0..1..1..0..1
..1..0..0..1..0. .1..0..1..0..1. .1..0..0..0..1. .0..1..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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