A011194 Decimal expansion of 15th root of 4.

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

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[Power[4, (15)^-1],10,120][[1]]  (* Harvey P. Dale, Apr 21 2011 *)
RealDigits[Surd[4,15],10,120][[1]] (* Harvey P. Dale, Feb 01 2025 *)

PARI

sqrtn(4, 15) \\ Michel Marcus, Sep 04 2014