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 A016451 #14 Jun 23 2020 11:12:08
%S A016451 3,7,2,1,1,1,2,3,1,1,1,4,158,3,2,5,1,6,4,2,72,1,2,1,5,14,3,1,5,2,2,1,
%T A016451 4,8,1,1,1,4,18,1,1,2,1,4,2,1,1,1,2,3,3,26,1,3,1,22,3,5,1,2,2,2,1,29,
%U A016451 2,1,2,1,8,9,2,1,2,8,19,1,1,1
%N A016451 Continued fraction for log(23).
%H A016451 Harry J. Smith, <a href="/A016451/b016451.txt">Table of n, a(n) for n = 1..20000</a>
%e A016451 3.135494215929149690806752831... = 3 + 1/(7 + 1/(2 + 1/(1 + 1/(1 + ...)))). - _Harry J. Smith_, May 17 2009
%t A016451 ContinuedFraction[Log[23],120] (* _Harvey P. Dale_, Jun 23 2020 *)
%o A016451 (PARI) { allocatemem(932245000); default(realprecision, 21000); x=contfrac(log(23)); for (n=1, 20000, write("b016451.txt", n, " ", x[n])); } \\ _Harry J. Smith_, May 17 2009
%Y A016451 Cf. A016646 Decimal expansion. - _Harry J. Smith_, May 17 2009
%K A016451 nonn,cofr
%O A016451 1,1
%A A016451 _N. J. A. Sloane_