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 A196565 #19 Jun 12 2023 02:56:14 %S A196565 3,2,6,6,3,4,2,5,9,9,7,8,2,8,0,9,8,2,4,0,4,7,9,2,9,6,3,2,2,5,5,0,7,0, %T A196565 9,8,6,2,1,2,3,6,6,8,6,5,2,3,1,4,9,9,9,1,0,6,7,0,0,2,2,9,5,8,2,2,8,3, %U A196565 2,0,0,6,6,5,0,3,4,1,9,7,7,0,5,6,4,0,7,5 %N A196565 Decimal expansion of log(log(4)). %F A196565 From _Amiram Eldar_, Jun 12 2023: (Start) %F A196565 Equals log(A016627). %F A196565 Equals log(2) + log(log(2)) = A002162 - A074785. (End) %e A196565 0.3266342599782809824047929632255070986212366865231499910670022958228... %t A196565 RealDigits[Log[Log[4]],10,120][[1]] (* _Harvey P. Dale_, Aug 01 2021 *) %o A196565 (PARI) log(log(4)) \\ _Charles R Greathouse IV_, May 15 2019 %Y A196565 Cf. A002162, A016627, A074785, A194562, A074785. %K A196565 nonn,cons %O A196565 0,1 %A A196565 _Kausthub Gudipati_, Oct 04 2011