A011244 - OEIS

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A011244

Decimal expansion of 20th root of 7.

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

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OFFSET

1,4

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000 (corrected by Sean A. Irvine, Apr 20 2019)

MATHEMATICA

RealDigits[N[7^(1/20), 200]][[1]] (* Vladimir Joseph Stephan Orlovsky, Jan 25 2012 *)

PROG

(PARI) sqrtn(7, 20) \\ Charles R Greathouse IV, Apr 15 2014

CROSSREFS

Sequence in context: A004732 A297809 A160641 * A189966 A367177 A008517

Adjacent sequences: A011241 A011242 A011243 * A011245 A011246 A011247

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane

STATUS

approved