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A084896 Decimal expansion of arithmetic-geometric mean of (1,4). 3
2, 2, 4, 3, 0, 2, 8, 5, 8, 0, 2, 8, 7, 6, 0, 2, 5, 7, 0, 1, 2, 7, 8, 0, 2, 1, 9, 2, 8, 2, 9, 0, 6, 6, 5, 4, 0, 5, 0, 8, 9, 7, 3, 1, 4, 2, 4, 0, 6, 6, 0, 9, 9, 7, 5, 9, 1, 8, 8, 2, 3, 7, 0, 1, 3, 8, 7, 4, 0, 4, 8, 0, 4, 2, 2, 8, 9, 9, 9, 5, 7, 2, 2, 4, 1, 1, 1, 5, 0, 5, 9, 0, 9, 4, 1, 9, 5, 0, 2, 1, 8, 5 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Ivan Panchenko, Table of n, a(n) for n = 1..1000

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

MATHEMATICA

RealDigits[ArithmeticGeometricMean[1, 4], 10, 120][[1]] (* Harvey P. Dale, May 25 2014 *)

RealDigits[N[5Pi/(4EllipticK[9/25]), 102]][[1]] (* Jean-François Alcover, Jun 02 2019 *)

PROG

(PARI) agm(1, 4) \\ Michel Marcus, Jun 02 2019

CROSSREFS

Cf. A068521, A084895, A084897, A084898.

Sequence in context: A129243 A013551 A252040 * A011388 A349474 A105114

Adjacent sequences:  A084893 A084894 A084895 * A084897 A084898 A084899

KEYWORD

nonn,cons,easy

AUTHOR

Eric W. Weisstein, Jun 10 2003

STATUS

approved

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Last modified November 26 12:01 EST 2022. Contains 358359 sequences. (Running on oeis4.)