%I A053902
%S A053902 1,4,34,81,334,746,2581,3334,12869,33334,39581,81619,333334,1245454,
%T A053902 1249666,3333334,12496666,33333334,333333334,2261749666,3333333334,
%U A053902 3939100869,12851113246,22706069919,33333333334,78493000746
%N A053902 Numbers n such that n^2 contains only digits {1,5,6}.
%H A053902 P. De Geest, <a href="http://www.worldofnumbers.com/threedigits.htm">
               Squares containing at most three distinct digits, Index entries for 
               related sequences</a>
%H A053902 Author?, <a href="http://blue.kakiko.com/mmrmmr/htm/eqtn06.html">Source</
               a>(<a href="http://blue.kakiko.com/mmrmmr/txt/eqtn06.txt">txt</a>
               )
%Y A053902 Cf. A053903.
%Y A053902 Sequence in context: A020197 A102959 A057959 this_sequence A054464 A002101 
               A129557
%Y A053902 Adjacent sequences: A053899 A053900 A053901 this_sequence A053903 A053904 
               A053905
%K A053902 nonn,base
%O A053902 1,2
%A A053902 Patrick De Geest (pdg(AT)worldofnumbers.com), Mar 15 2000.
%E A053902 More terms from C. Ronaldo (aga_new_ac(AT)hotmail.com), Jan 03 2005