A191502 AGM(1,Pi).

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

Offset

1,2

Comments

AGM is the arithmetic-geometric mean.

Links

Table of n, a(n) for n=1..120.

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

Example

1.918724665977634529660378250749815...

Mathematica

RealDigits[ ArithmeticGeometricMean[1, Pi], 10, 120] // First (* Jean-François Alcover, Mar 07 2013 *)

Prog

(PARI) agm(1, Pi)

Crossrefs

Cf. A191220

Sequence in context: A234468 A011111 A301815 * A109871 A087500 A238168

Adjacent sequences: A191499 A191500 A191501 * A191503 A191504 A191505

Keyword

nonn,cons

Author

Franklin T. Adams-Watters, Jun 03 2011

Status

approved