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 A063053 #5 Mar 30 2012 17:27:33 %S A063053 1,1,1,1,1,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, %T A063053 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,2,1,2,1,2,1,1,1,1,0,1,1,1, %U A063053 2,2,2,4,5,4,3,4,5,3,4,3,4,3,4,3,1,3,0,3,1,3,1,4,5,4,5,3,4,5,3,4,3,4,3,4,3 %N A063053 a(n) = number of 'Reverse and Add!' operations that have to be applied to the n-th term of A063052 in order to obtain a term in the trajectory of 879. %H A063053 <a href="/index/Res#RAA">Index entries for sequences related to Reverse and Add!</a> %e A063053 1497 is a term of A063052. One 'Reverse and Add!' operation applied to 1497 leads to a term (9438) in the trajectory of 879, so the corresponding term of the present sequence is 1. %Y A063053 A023108, A033865, A063051, A063052. %K A063053 base,nonn %O A063053 0,56 %A A063053 _Klaus Brockhaus_, Jul 07 2001