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A252443
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Number of (n+2)X(3+2) 0..2 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum less than 3
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1
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9062, 131202, 2091042, 30491181, 454665875, 6833055569, 102043139454, 1526189064960, 22840267867281, 341629869985739, 5110403797875856, 76451550737884426, 1143662281602106798, 17108429658444615062
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