%I A031153
%S A031153 1,5,11,15,35,39,235,335,461,715,1235,1585,2261,2285,3335,12335,33335,
%T A031153 33989,34965,72285,123335,333335,1101011,1233335,3333335,11054965,
%U A031153 12333335,14579285,33333335,105934485,123333335,333333335
%N A031153 Numbers n such that n^2 contains only digits {1,2,5}.
%H A031153 P. De Geest, <a href="http://www.worldofnumbers.com/threedigits.htm">
               Squares containing at most three distinct digits, Index entries for 
               related sequences</a>
%Y A031153 Cf. A031151, A034905.
%Y A031153 Sequence in context: A154503 A137009 A034905 this_sequence A136976 A136975 
               A136973
%Y A031153 Adjacent sequences: A031150 A031151 A031152 this_sequence A031154 A031155 
               A031156
%K A031153 nonn,base
%O A031153 1,2
%A A031153 Patrick De Geest (pdg(AT)worldofnumbers.com)
%E A031153 Extended and corrected by author Mar 15 2000.