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 A016677 #21 Jun 07 2024 09:09:21
%S A016677 3,9,8,8,9,8,4,0,4,6,5,6,4,2,7,4,3,8,3,6,0,2,9,6,7,8,3,2,2,2,5,7,5,3,
%T A016677 6,8,2,0,1,7,9,7,1,8,0,7,8,2,8,5,0,3,6,0,9,3,2,4,7,6,3,0,1,0,4,0,5,8,
%U A016677 7,6,5,0,1,6,2,5,5,2,1,6,1,6,2,2,6,7,1,0,5,9,1,4,3,7,6,1,4,9,5
%N A016677 Decimal expansion of log(54).
%D A016677 M. Abramowitz and I. A. Stegun, eds., Handbook of Mathematical Functions, National Bureau of Standards Applied Math. Series 55, 1964 (and various reprintings), p. 2.
%H A016677 Harry J. Smith, <a href="/A016677/b016677.txt">Table of n, a(n) for n = 1..20000</a>
%H A016677 M. Abramowitz and I. A. Stegun, eds., <a href="http://www.convertit.com/Go/ConvertIt/Reference/AMS55.ASP">Handbook of Mathematical Functions</a>, National Bureau of Standards, Applied Math. Series 55, Tenth Printing, 1972 [alternative scanned copy].
%H A016677 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a>
%F A016677 Equals A002162 +3*A002391. - _R. J. Mathar_, Jun 07 2024
%e A016677 3.988984046564274383602967832225753682017971807828503609324763010405876....
%t A016677 RealDigits[Log[54], 10, 120][[1]] (* _Vincenzo Librandi_, Jun 21 2015 *)
%o A016677 (PARI) default(realprecision, 20080); x=log(54); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b016677.txt", n, " ", d)); \\ _Harry J. Smith_, May 22 2009
%Y A016677 Cf. A016482 (continued fraction).
%K A016677 nonn,cons
%O A016677 1,1
%A A016677 _N. J. A. Sloane_