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A146787
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Number of n X n binary arrays symmetric about both diagonal and antidiagonal with all ones connected only in a 0100-1100-1111 pattern in any orientation.
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0
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1, 1, 1, 1, 1, 1, 3, 5, 11, 21, 39, 105, 351, 1205, 4629, 16631, 70563, 335933, 1961161, 12194507, 84627809, 599408761
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