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A070605 n^5 mod 21. 1
0, 1, 11, 12, 16, 17, 6, 7, 8, 18, 19, 2, 3, 13, 14, 15, 4, 5, 9, 10, 20, 0, 1, 11, 12, 16, 17, 6, 7, 8, 18, 19, 2, 3, 13, 14, 15, 4, 5, 9, 10, 20, 0, 1, 11, 12, 16, 17, 6, 7, 8, 18, 19, 2, 3, 13, 14, 15, 4, 5, 9, 10, 20, 0, 1, 11, 12, 16, 17, 6, 7, 8, 18, 19, 2, 3, 13, 14, 15, 4, 5, 9 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

MATHEMATICA

PowerMod[Range[0, 90], 5, 21] (* Harvey P. Dale, Sep 19 2013 *)

PROG

(Sage) [power_mod(n, 5, 21)for n in xrange(0, 82)] # - Zerinvary Lajos, Nov 04 2009

(MAGMA) [n^5 mod 21: n in [0..100 ]]; // Vincenzo Librandi, Sep 19 2013

(PARI) a(n)=n^5%21 \\ Charles R Greathouse IV, Apr 06 2016

CROSSREFS

Sequence in context: A097158 A072239 A079350 * A087450 A176650 A046465

Adjacent sequences:  A070602 A070603 A070604 * A070606 A070607 A070608

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, May 13 2002

STATUS

approved

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Last modified October 19 04:40 EDT 2019. Contains 328211 sequences. (Running on oeis4.)