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 A030370 #8 Dec 28 2023 22:09:55 %S A030370 1,3,1,1,1,2,1,2,2,4,1,1,1,1,2,2,1,1,1,1,1,3,1,3,2,1,1,1,2,1,1,1,3,2, %T A030370 1,1,2,1,3,1,1,1,3,1,1,1,2,1,1,2,1,2,1,1,2,2,1,1,3,1,1,1,1,1,5,2,2,4, %U A030370 1,1,2,1,1,2,1,1,1,1,1,1,1,3,2,1,1,1,1,1,2,1 %N A030370 Length of n-th run of digit 2 in A030363. %Y A030370 Cf. A030363. %K A030370 nonn,base %O A030370 1,2 %A A030370 _Clark Kimberling_