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A234330
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Number of (n+1) X (5+1) 0..3 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 1 (constant-stress 1 X 1 tilings).
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1
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71936, 1603680, 37234216, 886832036, 21167182224, 508700005648, 12196560180032, 293794019734704, 7055459026652800, 170202461638390064, 4092483758218597696, 98860093596403529172, 2379927695576637881032
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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=1:
1 1 2 2 2 2 1 2 2 2 2 2 2 2 0 1 2 1 0 1 1 2 2 2
1 2 2 1 2 3 1 1 2 3 2 3 0 1 0 0 2 2 2 2 3 3 2 1
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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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