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 A284983 #24 Feb 04 2025 13:46:00
%S A284983 2,2,0,6,3,5,6,0,0,1,5,2,6,5,1,5,9,3,3,9,6,4,5,6,4,3,2,1,1,7,9,9,7,6,
%T A284983 9,0,9,8,2,6,8,9,7,4,8,7,2,9,6,5,5,4,7,0,4,8,9,2,6,3,2,3,3,7,0,7,1,2,
%U A284983 1,7,6,7,0,4,6,6,8,6,6,8,2,4,9,7,9,9,3,1,1,1,8,5,3,9,6,7,5
%N A284983 Decimal expansion of log(2)/Pi.
%F A284983 Equals A002162/A000796.
%F A284983 Equals 1/A163973.
%F A284983 Equals log(A185361). - _Amiram Eldar_, Nov 24 2020
%F A284983 Equals Integral_{z>=0} Pi*z*sech(Pi*z)^2. - _Peter Luschny_, Aug 03 2021
%e A284983 0.2206356001526515933964564321...
%t A284983 RealDigits[Log[2]/Pi,10,120][[1]] (* _Harvey P. Dale_, Feb 04 2025 *)
%o A284983 (PARI) log(2)/Pi \\ _Michel Marcus_, Apr 09 2017
%Y A284983 Cf. A118858 (log(2)/(Pi^2)), A163973 (Pi/log(2)), A131223 (2*Pi/log(2)).
%Y A284983 Cf. A000796 (Pi), A002162 (log(2)), A185361 (2^(1/Pi)).
%K A284983 nonn,cons
%O A284983 0,1
%A A284983 _Terry D. Grant_, Apr 06 2017
%E A284983 Previous Mathematica program replaced by _Harvey P. Dale_, Feb 04 2025