%I A029986
%S A029986 0,1,5,17,21,65,71,83,257,273,281,317,1025,1055,4097,4161,4193,4401,
%T A029986 5157,5179,5221,16385,16511,16865,17239,65537,65793,65921,66753,
%U A029986 68695,69521,69777,80739,82053,82171,82309,82885,83301,262145
%N A029986 Numbers n such that n^2 is palindromic in base 4.
%H A029986 P. De Geest, <a href="http://www.worldofnumbers.com/square.htm">Palindromic 
               Squares</a>
%Y A029986 Sequence in context: A043003 A032376 A145818 this_sequence A076275 A031270 
               A022141
%Y A029986 Adjacent sequences: A029983 A029984 A029985 this_sequence A029987 A029988 
               A029989
%K A029986 nonn,base
%O A029986 1,3
%A A029986 Patrick De Geest (pdg(AT)worldofnumbers.com)