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A234655
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Number of (n+1) X (5+1) 0..5 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 4 (constant-stress 1 X 1 tilings).
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1
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67840, 144512, 315024, 808160, 2113072, 6250544, 18735792, 61854032, 205847920, 742330832, 2685104304, 10406929040, 40243778032, 165309636944, 673859691312, 2898413109392, 12308156836720, 54881656146512, 240470725028784
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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:
0 1 0 4 1 4 0 4 4 0 0 0 0 5 4 3 4 0 4 5 4 5 1 4
4 1 4 4 5 4 5 5 1 1 5 1 1 2 5 0 5 5 0 5 0 5 5 4
4 5 4 0 5 0 1 5 5 1 1 1 5 2 1 0 1 5 0 1 0 1 5 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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