A011094 Decimal expansion of 5th root of 9.

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

Offset: 1

Author

N. J. A. Sloane

Keywords

• nonn
• cons

Links

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

Programs

Mathematica

RealDigits[Surd[9,5],10,120][[1]] (* Harvey P. Dale, Jan 27 2014 *)

PARI

sqrtn(9,5) \\ Charles R Greathouse IV, Apr 16 2014

Formula

Equals A005532 ^2. - R. J. Mathar, Dec 17 2024