%I #2 Mar 30 2012 18:50:59
%S 1,3,5,6,7,9,10,12,13,14,15,16,17,19,20,21,23,24,25,26,27,28,30,31,32,
%T 34,35,36,37,38,39,41,42,43,44,45,46,47,48,49,50,52,53,55,56,57,58,59,
%U 60,61,62,63,65,66,67,68,69,70,71,73,74,75,77,78,79,80,81,82,83,85,86
%N Complement of A120632.
%C A137621(a(n)) = A018252(n).
%K nonn
%O 1,2
%A _Reinhard Zumkeller_, Jan 30 2008