Search: id:A053908
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%I A053908
%S A053908 1,4,9,41,109,1291,28604,78541,81619,782104,1054119,3341881,4345881,
%T A053908 25823791,29439546,129105041,817851954,931064546,2486185454,2609955204,
%U A053908 24862847104,786680914454
%N A053908 Numbers n such that n^2 contains only digits {1,6,8}.
%H A053908 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 A053908 Cf. A053909.
%Y A053908 Sequence in context: A013459 A041229 A042887 this_sequence A149165 A083859 
               A070761
%Y A053908 Adjacent sequences: A053905 A053906 A053907 this_sequence A053909 A053910 
               A053911
%K A053908 nonn,base
%O A053908 1,2
%A A053908 Patrick De Geest (pdg(AT)worldofnumbers.com), Mar 15 2000.
%E A053908 More terms from C. Ronaldo (aga_new_ac(AT)hotmail.com), Jan 04 2005

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