%I A052069
%S A052069 0,88,10011,31646191,16431563,667567716,10715008859,652246443112,
%T A052069 15647628653832
%N A052069 a(n)^2 is the smallest square whose digits occur with the same frequency 
               n.
%H A052069 P. De Geest, <a href="http://www.worldofnumbers.com/samedigits.htm">Numbers 
               whose digits occur with same frequency</a>
%e A052069 E.g. 31646191^2 = 1001481404808481 and its digits 0, 1, 4 and 8 each 
               occur four times.
%Y A052069 Cf. A052070, A045540, A052046, A052049, A052050, A052071.
%Y A052069 Sequence in context: A017751 A137057 A004391 this_sequence A048919 A159718 
               A157460
%Y A052069 Adjacent sequences: A052066 A052067 A052068 this_sequence A052070 A052071 
               A052072
%K A052069 nonn,base,more,nice
%O A052069 1,2
%A A052069 Patrick De Geest (pdg(AT)worldofnumbers.com), Jan 15 2000.
%E A052069 2 more terms from Jon E. Schoenfield (jonscho(AT)hiwaay.net), Aug 18 
               2007