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 A114396 #3 Mar 31 2012 13:21:10 %S A114396 1,3,7,15,5,31,63,21,9,127,51,255,219,119,85,83,17,511,101,231,87,73, %T A114396 215,1023,455,879,495,341,41,765,179,403,33,2047,1911,233,819,195,109, %U A114396 1755,949,959,237,975,1325,755,583,1533,91,815,4095,3703,1935,2015 %N A114396 Distinct values in A115873, in order of appearance. %Y A114396 a(n) = A115873(A114395(n)). Same sequence in binary: A114397. %K A114396 nonn %O A114396 1,2 %A A114396 _Antti Karttunen_, Feb 07 2006