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A011440 Decimal expansion of 21st root of 21. 4
1, 1, 5, 6, 0, 1, 3, 2, 8, 1, 0, 0, 0, 8, 0, 3, 2, 7, 2, 6, 9, 5, 3, 9, 7, 0, 8, 0, 8, 9, 5, 1, 0, 7, 1, 3, 2, 1, 4, 1, 3, 1, 3, 6, 5, 6, 8, 7, 6, 6, 7, 6, 8, 5, 4, 9, 4, 1, 8, 1, 6, 1, 7, 9, 4, 0, 0, 7, 6, 3, 0, 6, 7, 6, 6, 0, 9, 0, 8, 9, 5, 6, 1, 0, 4, 5, 3, 4, 4, 6, 1, 1, 1, 9, 8, 7, 6, 6, 9 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

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

Sequences related to the decimal expansion of the n-th root of x, OEIS Index, Aug. 2017

MATHEMATICA

RealDigits[Surd[21, 21], 10, 120][[1]] (* Harvey P. Dale, Mar 14 2013 *)

PROG

(PARI) sqrtn(21, 21) \\ M. F. Hasler, Aug 26 2017

CROSSREFS

Cf. A011200 ... A011439 (n-th root of x = 5..20, with n = 6..20), A011441 ... A011519 (n-th root of n = 22, ..., 100).

Sequence in context: A031364 A201591 A100220 * A242055 A178591 A179588

Adjacent sequences:  A011437 A011438 A011439 * A011441 A011442 A011443

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified June 19 11:21 EDT 2019. Contains 324219 sequences. (Running on oeis4.)