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 A016678 #21 Jun 07 2024 09:08:05
%S A016678 4,0,0,7,3,3,3,1,8,5,2,3,2,4,7,0,9,1,8,6,6,2,7,0,2,9,1,1,1,9,1,3,1,6,
%T A016678 9,3,9,3,4,7,3,0,8,2,0,8,2,0,5,9,3,4,8,9,7,1,3,1,2,1,5,6,0,0,6,0,4,7,
%U A016678 5,2,6,1,1,6,2,0,8,9,4,4,7,7,7,0,5,1,8,8,5,8,6,0,9,5,8,1,4,4,0
%N A016678 Decimal expansion of log(55).
%D A016678 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 A016678 Harry J. Smith, <a href="/A016678/b016678.txt">Table of n, a(n) for n = 1..20000</a>
%H A016678 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 A016678 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a>
%F A016678 Equals A016628+A016634. - _R. J. Mathar_, Jun 07 2024
%e A016678 4.007333185232470918662702911191316939347308208205934897131215600604752....
%t A016678 RealDigits[Log[55], 10, 120][[1]] (* _Vincenzo Librandi_, Jun 21 2015 *)
%o A016678 (PARI) default(realprecision, 20080); x=log(55); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b016678.txt", n, " ", d)); \\ _Harry J. Smith_, May 22 2009
%Y A016678 Cf. A016483 (continued fraction).
%K A016678 nonn,cons
%O A016678 1,1
%A A016678 _N. J. A. Sloane_