%I #6 May 18 2024 14:46:39
%S 1,2,4,6,9,11,14,16,19,23,25,28,30,33,37,39,42,44,47,51,53,56,60,65,
%T 67,70,72,75,79,81,84,86,89,93,95,98,102,107,109,112,114,117,121,123,
%U 126,128,131,135,137,140,144,149,151,154,156,159,163,165,168,172,177,179
%N Row 1 of A085201.
%C Gives in A014486 the positions of the plane general trees whose rightmost subtree (branching from the root) is just a stick: "/", thus corresponding to the parenthesizations whose last element (of the top-level list) is an empty parenthesization: (), i.e. in A063171 positions of the terms which end with digits ...10
%F a(n) = A085201bi(n, 1) = A057164(A072795(A057164(n))) = A057508(A072795(A057508(n))) = A080300(A085224(n))
%K nonn
%O 0,2
%A _Antti Karttunen_, Jun 23 2003