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A298664
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Number of nX5 0..1 arrays with every element equal to 0, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero.
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1
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1, 2, 5, 2, 20, 38, 84, 319, 770, 2106, 6301, 17282, 47774, 137186, 386924, 1083606, 3099891, 8800002, 24988837, 71554943, 204638340, 586541392, 1687246083, 4861247458, 14034796678, 40624856818, 117836193317, 342470517019
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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=8
..0..1..1..1..0. .0..0..0..0..0. .0..1..0..1..0. .0..1..1..1..0
..1..1..0..1..1. .0..0..1..0..0. .1..1..1..1..1. .1..1..0..1..1
..1..0..0..0..1. .1..1..1..1..1. .1..1..1..1..1. .1..1..1..1..1
..1..1..0..1..1. .1..1..1..1..1. .0..1..1..0..1. .0..1..1..0..1
..1..0..0..0..1. .0..1..1..0..1. .1..1..1..1..1. .1..1..1..1..1
..1..0..0..0..1. .1..1..1..1..1. .0..1..1..1..0. .1..0..1..1..0
..1..1..0..1..1. .1..1..1..1..1. .1..1..0..1..1. .1..1..1..1..1
..0..1..1..1..0. .0..1..0..1..0. .1..1..1..1..1. .1..1..0..1..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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