A019698 - OEIS

%I #20 Oct 01 2022 00:26:16

%S 4,8,3,3,2,1,9,4,6,7,0,6,1,2,2,0,3,6,6,8,6,5,6,0,5,2,0,5,0,4,5,3,8,9,

%T 0,5,2,6,1,1,0,2,9,8,4,5,1,9,2,4,7,0,4,9,3,8,0,7,6,0,7,0,6,5,0,8,8,9,

%U 4,8,3,1,7,3,6,3,3,9,8,4,5,9,4,2,7,7,4,5,8,8,5,1,4,1,7,1,8,5,6

%N Decimal expansion of 2*Pi/13.

%H Ivan Panchenko, <a href="/A019698/b019698.txt">Table of n, a(n) for n = 0..1000</a>

%H <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a>

%e 0.4833219467...

%p Digits:=100; evalf(2*Pi/13); # _Wesley Ivan Hurt_, Jan 29 2014

%t RealDigits[2Pi/13, 10, 105][[1]] (* _Alonso del Arte_, Oct 25 2012 *)

%o (PARI) 2*Pi/13 \\ _Charles R Greathouse IV_, Oct 01 2022

%Y Equals twice A019680.

%Y Cf. A217548.

%K nonn,cons

%O 0,1

%A _N. J. A. Sloane_