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 A099951 #8 May 22 2024 11:32:49 %S A099951 1,3,6,11,16,20 %N A099951 Length of shortest maximal Abelian squarefree word over alphabet of size n. %H A099951 Michael Korn, <a href="https://doi.org/10.1016/S0097-3165(03)00016-5">Maximal Abelian squarefree words of short length</a>, J. Combin. Theory, A 102 (2003), 207-211. %K A099951 nonn,more %O A099951 1,2 %A A099951 _N. J. A. Sloane_, Nov 12 2004