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 A239197 #9 May 05 2014 10:54:26 %S A239197 0,1,3,4,5,9,11,17,19,21,23,25,26,29,31,32,33,44,48,52,66,89,96,106, %T A239197 117,164,211,236,248,311,349 %N A239197 The record values A075053 associated to the records (indices) listed in A239196. %C A239197 This and A239196 are the analogs (related to A075053) of A076497 and A072857 (primeval numbers), related to A039993. %F A239197 a(n)=A075053(A239196(n)). %o A239197 (PARI) m=-1; for(k=1, 9e9, A075053(k)>m&&print1(m=A075053(k),",")) \\ Not very efficient; from 199, 1999, 19999 etc one can jump to the next larger power of 10. - _M. F. Hasler_, Mar 12 2014 %K A239197 nonn,base,more %O A239197 1,3 %A A239197 _M. F. Hasler_, Mar 12 2014