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A147065
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Number of n X n binary arrays symmetric under 90 degree rotation with all ones connected only in a 01010-11111 pattern in any orientation.
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0
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1, 1, 1, 1, 1, 1, 4, 7, 20, 27, 84, 153, 692, 1605, 7549, 19036, 103045, 315223, 2201412, 8341738, 68161042, 299153867, 2851751081, 14915115066
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