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A079225
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Number of Catalan objects fixed by four-fold application of the gatomorphisms A057511/A057512 (Deep rotation of general parenthesizations/plane trees).
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4
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1, 1, 2, 5, 11, 30, 82, 233, 680, 2033, 6164, 18923, 58768, 184045, 581105, 1846906, 5905364, 18980465, 61292929, 198758704, 646974285, 2113163707, 6923642271, 22749608810, 74946337830, 247499313730, 819154110660, 2716779932308
(list; graph; refs; listen; history; internal format)
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