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 A116500 #6 Oct 14 2024 23:59:51 %S A116500 4040609404060944,603783587037835876, %T A116500 617639516153625555176395161536255556, %U A116500 680188481201573219801884812015732196,1761443640995119484476144364099511948441,61481953823648396265074271481953823648396265074276,601361184010565719927255118499013611840105657199272551184996 %N A116500 Squares with structure dmmd, where d is a single digit and m a string of digits. %F A116500 a(n) = A116499(n)^2. %e A116500 785900449264170834^2 = a(3) = 6[17639516153625555][17639516153625555]6. %Y A116500 Cf. A116499, A116502. %K A116500 base,nonn %O A116500 1,1 %A A116500 _Giovanni Resta_, Feb 18 2006