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 A055175 #5 Mar 30 2012 18:57:03 %S A055175 1,1,0,2,1,2,2,2,2,2,3,2,2,1,1,6,2,3,3,4,4,3,4,2,2,3,4,6,3,3,3,5,4,6, %T A055175 4,2,3,3 %N A055175 Number of new numbers in n-th segment of A055174; see example line of A055174. %C A055175 Also, the number of new numbers in n-th segment of A055190. %K A055175 nonn %O A055175 1,4 %A A055175 _Clark Kimberling_, Apr 27 2000