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A295982
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Number of nX5 0..1 arrays with each 1 adjacent to 2 or 3 king-move neighboring 1s.
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1
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1, 90, 581, 3851, 62702, 649470, 6388097, 74040837, 809517928, 8644829320, 95041783912, 1038841307344, 11282589439523, 123121658373135, 1343340780019400, 14636132302489723, 159576990920418926
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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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FORMULA
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Empirical recurrence of order 67 (see link above)
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EXAMPLE
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Some solutions for n=5
..0..1..1..0..1. .0..0..1..1..0. .1..1..0..1..0. .1..1..0..1..1
..1..0..0..1..1. .1..1..0..1..1. .1..0..1..1..0. .1..0..0..0..1
..0..1..0..0..0. .1..0..0..0..0. .1..0..0..0..0. .0..0..0..0..0
..1..0..1..1..1. .0..1..1..1..0. .1..1..0..0..0. .0..1..1..1..1
..1..1..0..0..1. .0..0..0..1..1. .1..0..0..0..0. .0..1..0..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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