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A207225
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Number of nX5 0..2 arrays avoiding the patterns z z+1 z or z z-1 z in any row, column or nw-se diagonal
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1
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161, 25921, 1482361, 115679881, 8779228417, 648206318305, 47644493869633, 3508487676429289, 258892474473104753, 19110659117244476825, 1410303052384700607025, 104059081148495261530793
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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=4
..1..2..2..1..1....0..2..2..2..0....0..0..1..1..1....1..2..2..2..1
..1..1..0..2..2....1..2..0..1..1....0..2..1..0..2....0..0..1..2..2
..1..0..0..2..2....2..1..0..0..1....2..0..2..2..2....0..2..0..0..2
..1..2..0..0..1....2..0..2..2..0....1..1..0..0..2....0..0..0..1..2
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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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