A010584 Decimal expansion of cube root of 12.

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

Offset

1,1

Links

Vincenzo Librandi, Table of n, a(n) for n = 1..5000

Formula

Equals sqrt(2*sqrt(3*sqrt(2*sqrt(3*sqrt(2*sqrt(3)...)))))). - Zak Seidov, Dec 18 2009

Example

2.2894284851066637356160844238793540178318138415758621441...

Mathematica

RealDigits[N[12^(1/3), 200]][[1]] (* Vladimir Joseph Stephan Orlovsky, Feb 06 2012 *)

Prog

(PARI) sqrtn(12, 3) \\ Charles R Greathouse IV, Apr 14 2014

Crossrefs

Cf. A010242 (continued fraction).

Sequence in context: A000023 A333934 A244676 * A131659 A137726 A121098

Adjacent sequences: A010581 A010582 A010583 * A010585 A010586 A010587

Keyword

nonn,cons

Author

N. J. A. Sloane

Status

approved