A019642 - OEIS

%I #13 Sep 08 2022 08:44:44

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

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

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

%N Decimal expansion of sqrt(2*Pi*e)/19.

%H Ivan Panchenko, <a href="/A019642/b019642.txt">Table of n, a(n) for n = 0..1000</a>

%e 0.2175121765327627862352311518052554026023958903679636...

%t RealDigits[Sqrt[2*Pi*E]/19, 10, 50][[1]] (* _G. C. Greubel_, Nov 17 2017 *)

%o (PARI) sqrt(2*Pi*exp(1))/19 \\ _G. C. Greubel_, Nov 17 2017

%o (Magma) C<i> := ComplexField(); [Sqrt(2*Pi(C)*Exp(1))/19]; // _G. C. Greubel_, Nov 17 2017

%K nonn,cons

%O 0,1

%A _N. J. A. Sloane_