%I #4 Oct 17 2015 08:36:23
%S 1,1,2,5,11,30,82,233,680,2033,6164,18923,58768,184045,581105,1846906,
%T 5905364,18980465,61292929,198758704,646974285,2113163707,6923642271,
%U 22749608810,74946337830,247499313730,819154110660,2716779932308
%N Number of Catalan objects fixed by four-fold application of the Catalan bijections A057511/A057512 (Deep rotation of general parenthesizations/plane trees).
%F a(n) = A079216(n, 4)
%p A079225 := n -> A079216bi(n,4);
%Y The fourth row of A079216. The leftmost edge of the triangle A079220 and also its row sums shifted by one. Occurs in A073202 as row 2290625151. Cf. A057546, A079223-A079227.
%K nonn
%O 0,3
%A _Antti Karttunen_ Jan 03 2002
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