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 A016106 #6 Aug 11 2024 14:41:29 %S A016106 26,264,307,2285,2636,22865,24846,30693,1042151,1270869,2012748, %T A016106 2294675,3069307,11129361,12028229,12866669,30001253,306930693, %U A016106 2062386218,2481623254,10106064399,10207355549,13579355059 %N A016106 Nonpalindromic and "non-core" numbers that when squared give palindrome with odd number of digits. %H A016106 P. De Geest, <a href="https://www.worldofnumbers.com/subsquar.htm">Subsets of Palindromic Squares</a> %Y A016106 Cf. A028818. %K A016106 nonn,base %O A016106 1,1 %A A016106 _Robert G. Wilson v_