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A255755
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Number of (n+2)X(7+2) 0..1 arrays with every 3X3 subblock sum of the medians of the diagonal and antidiagonal minus the two sums of the central row and column nondecreasing horizontally, vertically and ne-to-sw antidiagonally
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1
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794128, 778827, 551068, 619142, 553072, 652833, 739776, 1010588, 1167904, 1647077, 2006720, 3026536, 3618544, 5468116, 6840960, 10854544, 13156336, 20486224, 25908560, 41893728, 51031728, 80282112, 101902288, 165773792
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