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A147077
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Number of n X n binary arrays symmetric under horizontal and vertical reflection with all ones connected only in a 10000-11111-10000 pattern in any orientation.
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0
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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 30, 13, 346, 65, 3487, 313, 36391, 2325, 506879, 24995, 9068596, 319309, 281171492, 7251986
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