1,1

Table of n, a(n) for n=1..105.

Eric Weisstein's World of Mathematics, Arithmetic-Geometric Mean.

AGM(3,5) = 3.9362355036495554779789...

(PARI) agm(3, 5) \\ Charles R Greathouse IV, Mar 03 2016

Sequence in context: A290506 A303111 A299633 * A010632 A195292 A197572

Adjacent sequences: A074956 A074957 A074958 * A074960 A074961 A074962

nonn,cons

Zak Seidov, Oct 05 2002

approved