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Decimal expansion of 2*Pi*e/21.
1

%I #14 Sep 08 2022 08:44:44

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

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

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

%N Decimal expansion of 2*Pi*e/21.

%H Ivan Panchenko, <a href="/A019607/b019607.txt">Table of n, a(n) for n = 0..1000</a>

%t RealDigits[(2Pi E)/21,10,120][[1]] (* _Harvey P. Dale_, Apr 22 2012 *)

%o (PARI) default(realprecision, 100); 2*Pi*exp(1)/21 \\ _G. C. Greubel_, Aug 24 2018

%o (Magma) SetDefaultRealField(RealField(100)); R:=RealField(); 2*Pi(R)*Exp(1)/21; // _G. C. Greubel_, Aug 24 2018

%K nonn,cons

%O 0,1

%A _N. J. A. Sloane_