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 A275887 #9 Feb 09 2017 02:40:31 %S A275887 2,2,2,5,2,2,1,5,1,1,2,2,1,4,1,2,2,2,1,1,1,6,6,1,1,1,2,2,3,3,1,4,1,1, %T A275887 1,2,2,1,1,2,1,1,1,1,1,1,2,3,1,1,1,3,1,3,2,1,1,3,1,2,2,5,1,7,2,3,1,2, %U A275887 2,3,1,4,1,1,1,1,2,2,1,4,1,1,1,4,3,5,1,1,1,4,1,2,1,1,1,1,1,2,2,1,1 %N A275887 Lengths of successive runs of identical terms in A275885. %C A275887 Run length transform of A275885. %C A275887 For n < 500000, the first occurrence of a(n)=1..9 is at n=(7, 1, 29, 14, 4, 22, 64, 178, 534), and of a(n)=11 at n=230. _Lars Blomberg_ Feb 02 2017 %H A275887 Lars Blomberg, <a href="/A275887/b275887.txt">Table of n, a(n) for n = 1..10000</a> %Y A275887 Cf. A199134, A275885. %K A275887 nonn %O A275887 1,1 %A A275887 _N. J. A. Sloane_, Aug 18 2016