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A147512
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Number of n X n binary arrays symmetric under 180 degree rotation with all ones connected only in a 11110-01111 pattern in any orientation.
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0
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1, 1, 1, 1, 5, 9, 25, 59, 279, 1153, 8111, 46003, 371173, 2930355, 33533835, 383283501
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