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A147365
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Number of n X n binary arrays symmetric about the diagonal and under 90 degree rotation with all ones connected only in a 01110-11111 pattern in any orientation.
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0
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1, 1, 1, 1, 1, 1, 2, 1, 4, 1, 6, 1, 14, 3, 43, 10, 133, 29, 589, 94, 2990, 317, 15789, 1198, 99524, 6765, 770619
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