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 A094838 #16 Jul 09 2017 03:52:42 %S A094838 1,1,2,2,2,3,4,4,5,6,6,7,7,8,8,9,9,10,10,11,12,12,13,13,14 %N A094838 The longest subsequence length that provides an example for A094837. %K A094838 nonn,more %O A094838 1,3 %A A094838 _Russ Cox_, Jun 13 2004 %E A094838 a(13)-a(17) from _John P. Linderman_, Sep 01 2010 %E A094838 a(18)-a(25) from _Akshay Bansal_, Jul 09 2017