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 A070653 #27 Dec 29 2023 11:08:01 %S A070653 0,1,4,9,16,25,6,19,4,21,10,1,24,19,16,15,16,19,24,1,10,21,4,19,6,25, %T A070653 16,9,4,1,0,1,4,9,16,25,6,19,4,21,10,1,24,19,16,15,16,19,24,1,10,21,4, %U A070653 19,6,25,16,9,4,1,0,1,4,9,16,25,6,19,4,21,10,1,24,19,16,15,16,19,24,1 %N A070653 Duplicate of A070452. %K A070653 dead %O A070653 0,3 %A A070653 _N. J. A. Sloane_, May 13 2002