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A251275
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Number of (n+1)X(n+1) 0..3 arrays with no 2X2 subblock having its maximum diagonal element less than its minimum antidiagonal element
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1
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230, 164800, 1497752279, 172919373209920, 253597772369472323328, 4724687679127024503784365440, 1118224116880857883546078105623321344, 3362121790823480902189703776276345356341787648
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