OFFSET
1,2
LINKS
Ivan Panchenko, Table of n, a(n) for n = 1..1000
EXAMPLE
1.4611411826611389322708115380538411576989537763232834295...
MATHEMATICA
RealDigits[Sqrt[Pi*E]/2, 10, 20][[1]] (* G. C. Greubel, Jan 10 2017 *)
PROG
(PARI) sqrt(Pi*exp(1))/2 \\ G. C. Greubel, Jan 10 2017
(Magma) C<i> := ComplexField(); [Sqrt(Pi(C)*Exp(1))/2]; // G. C. Greubel, Nov 17 2017
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
STATUS
approved