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 A067922 #11 Nov 22 2020 17:50:54 %S A067922 1,2,5,11,27,33,103,110,133,193,999,1921,5277,39085,279568,365167, %T A067922 870685,1539231,3794071244,9761250028,10906977906,18144658921, %U A067922 103136388637,134389561244,139712478096,667384153244,731220192045,1317705035571,1664555384503,3008856758047 %N A067922 Engel expansion of log(5). %o A067922 (PARI) \\ a(1)=1 and for n>1: %o A067922 s=log(5); for(i=1,30,s=s*ceil(1/s)-1; print1(ceil(1/s),","); ); %Y A067922 See A006784 for explanation of Engel expansions. %Y A067922 Cf. A016628. %K A067922 easy,nonn %O A067922 1,2 %A A067922 _Benoit Cloitre_, Mar 03 2002