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A234888
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Number of (n+1) X (6+1) 0..5 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 1, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).
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1
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31064, 159004, 706992, 4616452, 26272908, 198069616, 1249781316, 10302188956, 68182126892, 598458783660, 4061087277028, 37320220056152, 256928073051092, 2440338300882200, 16949368737198628, 164723686282956960
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OFFSET
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1,1
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LINKS
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EXAMPLE
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Some solutions for n=2:
3 2 5 3 5 2 3 0 2 0 3 0 2 0 2 3 2 0 1 3 2
2 0 2 1 2 0 2 3 4 3 5 3 4 1 3 5 3 2 4 5 3
5 4 5 3 5 4 5 0 2 0 1 0 2 0 2 3 2 0 1 3 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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