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 A273127 #15 Apr 05 2024 11:10:14
%S A273127 1,1,1,1,0,2,2,0,2,0,0,0,1,1,0,2,0,2,1,1,1,0,0,5,0,5,2,3,2,1,1,0,0,1,
%T A273127 0,1,2,0,1,2,0,3,6,1,0,3,5,1,3,7,0,1,2,0,1,0,0,1,3,5,1,0,1,0,0,1,5,0,
%U A273127 2,1,1,1,3,0,1,1,3,0,5,0,0,0,3,2,0,2,1,0
%N A273127 Continued logarithm expansion of e.
%H A273127 Jinyuan Wang, <a href="/A273127/b273127.txt">Table of n, a(n) for n = 1..10000</a>
%H A273127 Jon Borwein, Neil Calkin, Scott Lindstrom, and Andrew Mattingly, <a href="https://carmamaths.org/resources/jon/clogs.pdf">Continued logarithms and associated continued fractions</a>, preprint, 2016.
%o A273127 (PARI) default(realprecision, 10^5); e=exp(1);
%o A273127 lista(nn) = {my(c); for(n=1, nn, print1(c=logint(e\1, 2), ", "); e=1/(e/2^c-1)); } \\ _Jinyuan Wang_, Feb 27 2020
%Y A273127 Cf. A001113, A003417.
%Y A273127 Cf. A273128 (similar for Pi).
%K A273127 nonn
%O A273127 1,6
%A A273127 _Jeffrey Shallit_, May 16 2016