%I A031151
%S A031151 1,25,121,225,1225,1521,55225,112225,212521,511225,1525225,2512225,
%T A031151 5112121,5221225,11122225,152152225,1111222225,1155252121,1222551225,
%U A031151 5225121225,15211522225,111112222225,1212225222121
%N A031151 Squares composed of digits {1,2,5}.
%H A031151 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 A031151 Cf. A031153.
%Y A031151 Sequence in context: A078815 A036057 A083509 this_sequence A016970 A062938 
               A141722
%Y A031151 Adjacent sequences: A031148 A031149 A031150 this_sequence A031152 A031153 
               A031154
%K A031151 nonn,base
%O A031151 1,2
%A A031151 Patrick De Geest (pdg(AT)worldofnumbers.com)