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A302457
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Number of nX5 0..1 arrays with every element equal to 0, 2, 3 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
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1
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1, 34, 44, 233, 924, 3875, 17189, 72529, 300519, 1300177, 5581703, 23688151, 101506629, 435270091, 1858384797, 7948647917, 34028063891, 145515225121, 622394004405, 2663003579907, 11391444930403, 48727840628009
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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..0..0..1..1. .0..0..1..1..1. .0..1..0..1..1. .0..0..1..0..0
..0..0..1..1..1. .0..0..0..1..1. .1..1..1..1..1. .0..0..0..0..0
..0..0..0..1..0. .1..0..1..1..1. .0..0..0..1..0. .1..1..1..0..1
..1..1..1..1..0. .0..0..1..1..1. .0..0..1..1..0. .1..1..0..0..1
..0..1..0..1..1. .1..0..0..1..1. .0..0..0..1..1. .1..1..1..0..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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