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A252074
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Number of (n+2)X(7+2) 0..2 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum not equal to 0 3 or 4
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1
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3279, 23091, 206747, 1669294, 13460641, 110131513, 896763044, 7301549024, 59570598626, 485457428288, 3954090473063, 32222610105491, 262627685087219, 2140187356615074, 17439608164244761, 142114394703257745
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