A284983 Decimal expansion of log(2)/Pi.

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, 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, 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

Offset

0,1

Links

Table of n, a(n) for n=0..96.

Formula

Equals A002162/A000796.

Equals 1/A163973.

Equals log(A185361). - Amiram Eldar, Nov 24 2020

Equals Integral_{z>=0} Pi*z*sech(Pi*z)^2. - Peter Luschny, Aug 03 2021

Example

0.2206356001526515933964564321...

Mathematica

RealDigits[Log[2]/Pi, 10, 120][[1]] (* Harvey P. Dale, Feb 04 2025 *)

Prog

(PARI) log(2)/Pi \\ Michel Marcus, Apr 09 2017

Crossrefs

Cf. A118858 (log(2)/(Pi^2)), A163973 (Pi/log(2)), A131223 (2*Pi/log(2)).

Cf. A000796 (Pi), A002162 (log(2)), A185361 (2^(1/Pi)).

Sequence in context: A127467 A338001 A271708 * A140333 A182062 A265326

Adjacent sequences: A284980 A284981 A284982 * A284984 A284985 A284986

Keyword

nonn,cons

Author

Terry D. Grant, Apr 06 2017

Extensions

Previous Mathematica program replaced by Harvey P. Dale, Feb 04 2025

Status

approved