%I A151764
%S A151764 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,217,20,21,22,32,24,25,26,
%T A151764 27,28,128,30,31,32,33,34,35,36,37,434,39,40,14,42,142,44,45,64,146,48,
%U A151764 49,50,51,52,35,54,55,56,651,256,455,60,16,62,63,64,65,66,364,68,96,70
%N A151764 a(n) = f(f(n)), where f(n) = A071786(n).
%Y A151764 Sequence in context: A076121 A080681 A076084 this_sequence A093618 A109427 
               A098451
%Y A151764 Adjacent sequences: A151761 A151762 A151763 this_sequence A151765 A151766 
               A151767
%K A151764 nonn,base
%O A151764 1,2
%A A151764 N. J. A. Sloane (njas(AT)research.att.com), Jun 22 2009, Jun 23 2009