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A224275
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Number of n X n 0..3 arrays with diagonals and rows unimodal and antidiagonals nondecreasing
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0
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4, 160, 13683, 1334973, 137489538, 14587480744, 1597855917875, 182011677068828, 21714188491890254, 2721720866571310952, 357937736330145145387
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