This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A052095 #12 Aug 11 2024 14:41:32
%S A052095 10011,10110,10401,11001,11010,14499,20022,20220,22002,22020,28998,
%T A052095 31086,333303,344514,354318,354996,360096,367854,379665,414189,442263,
%U A052095 458499,458610,460719,462765,467997,470682,484173,492489,518484,528297
%N A052095 a(n)^2 is a square whose decimal expansion digits occur with an exact frequency of 3.
%C A052095 For case frequency 2 the first terms correspond to those of sequence A052049.
%C A052095 Last term is 999944387118711. - _Giovanni Resta_, Mar 21 2013
%H A052095 P. De Geest, <a href="https://www.worldofnumbers.com/samedigits.htm">Numbers whose digits occur with same frequency</a>
%t A052095 Select[Range[53*10^4],Union[Tally[IntegerDigits[#^2]][[All,2]]]=={3}&] (* _Harvey P. Dale_, May 05 2018 *)
%Y A052095 Cf. A052096, A052097, A052098, A052049.
%K A052095 nonn,base,fini
%O A052095 1,1
%A A052095 _Patrick De Geest_, Jan 15 2000