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A230679
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Number of 5 X n 0..2 arrays x(i,j) with each element horizontally, diagonally or antidiagonally next to at least one element with value 2-x(i,j).
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1
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0, 2247, 251595, 28368687, 4022141121, 559929294657, 77282148036051, 10681855554910983, 1476794401334027865, 204155617303878631797, 28222820785777362856803, 3901584177313433415004191
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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=3
..0..2..1....1..0..2....0..2..0....1..0..1....1..0..1....0..0..2....0..1..1
..1..1..0....1..1..2....0..2..0....1..1..2....2..1..2....0..2..0....1..2..2
..0..0..0....2..2..2....1..1..2....2..0..1....0..1..0....2..0..2....2..0..2
..2..2..2....0..0..1....2..0..2....2..0..2....0..2..1....0..2..0....0..1..2
..0..1..1....1..1..2....2..2..0....0..2..0....0..0..2....1..1..0....1..2..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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