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 A135383 #4 Nov 04 2013 13:01:50 %S A135383 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25, %T A135383 26,35,37,39,99,473,547,593,668,2499,64748 %N A135383 Where records occur in A135381. %Y A135383 Cf. A133500, A135381, A135382. %K A135383 nonn,base %O A135383 1,3 %A A135383 _J. H. Conway_ and _N. J. A. Sloane_, Dec 10 2007