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 A068376 #8 Nov 22 2020 16:59:51 %S A068376 1,4,4,83,87,430,660,9039,47028,128352,157861,241465,362709,9031153, %T A068376 11990180,89103542,102393518,318327464,361501552,1119756916, %U A068376 1310133018,1995850459,20709593111,94478870265,105076191441,123229448284,5619694006942,8033666701549 %N A068376 Engel expansion of log(1+e). %C A068376 Cf. A006784 %o A068376 a(1)=1 : PARI for n>1 : s=log(1+exp(1)); for(i=0,60,s=s*ceil(1/s)-1; if(1,print1(ceil(1/s),",")); ); %K A068376 easy,nonn %O A068376 1,2 %A A068376 _Benoit Cloitre_, Mar 03 2002