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A234835
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Number of (n+2)X(2+2) 0..2 arrays with each 3X3 subblock having the sum of its 72 absolute element differences equal to 34
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1
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28716, 210824, 1558794, 12037784, 101023812, 861681106, 7462515426, 66915733840, 604301470364, 5467503801302, 50246026442224, 462669053904184, 4247539278821574, 39355607468916504, 364650464728173474
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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=1
..1..2..2..1....1..2..2..1....0..2..1..0....2..1..2..2....0..0..1..0
..2..0..0..2....0..2..1..0....0..1..0..1....2..2..1..1....1..2..0..1
..2..1..2..1....2..0..1..2....0..2..0..0....0..2..0..0....1..0..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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