%I A063635
%S A063635 2,1,5,15,25,18,41,56,51,69,66,102,87,137,88,116,100,117,135,151,129,
%T A063635 110,190,139,187,210,236,253,218,261,264,257,301,318,312,303,285,335,
%U A063635 291,337,300,310,384,351,390,362,374,405,413,435,436
%N A063635 Smallest power of 9 having just n 9's in its decimal representation.
%t A063635 a = {}; Do[k = 1; While[ Count[ IntegerDigits[9^k], 9] != n, k++ ]; a 
               = Append[a, k], {n, 0, 50} ]; a
%Y A063635 Sequence in context: A049950 A095216 A144237 this_sequence A144054 A144058 
               A013014
%Y A063635 Adjacent sequences: A063632 A063633 A063634 this_sequence A063636 A063637 
               A063638
%K A063635 base,nonn
%O A063635 0,1
%A A063635 Robert G. Wilson v (rgwv(AT)rgwv.com), Aug 10 2001