A011261 Decimal expansion of 7th root of 9.

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

Offset: 1

Author

N. J. A. Sloane

Keywords

• nonn
• cons

Links

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

Programs

Mathematica

RealDigits[N[9^(1/7), 100]][[1]] (* Vincenzo Librandi, Mar 22 2013 *)

PARI

sqrtn(9,17) \\ Charles R Greathouse IV, Apr 15 2014