%I #6 Mar 30 2012 17:37:12
%S 1,1,1,1,2,6,25,92,341,1225,4366,15522,55312,197965,712244,2577106,
%T 9375361,34284972,125977465,464938190,1722817416,6407307544,
%U 23909159418,89491715106,335908316845,1264097675776,4768430557021
%N Number of rooted identity (asymmetric) planar trees that can be turned over.
%H <a href="/index/Ro#rooted">Index entries for sequences related to rooted trees</a>
%F a(n)=A066316(n-1)+1.
%K nonn
%O 1,5
%A _Christian G. Bower_, Dec 13 2001