A070488 a(n) = n^3 mod 26.

0, 1, 8, 1, 12, 21, 8, 5, 18, 1, 12, 5, 12, 13, 14, 21, 14, 25, 8, 21, 18, 5, 14, 25, 18, 25, 0, 1, 8, 1, 12, 21, 8, 5, 18, 1, 12, 5, 12, 13, 14, 21, 14, 25, 8, 21, 18, 5, 14, 25, 18, 25, 0, 1, 8, 1, 12, 21, 8, 5, 18, 1, 12, 5, 12, 13, 14, 21, 14, 25, 8, 21, 18, 5, 14, 25, 18, 25, 0, 1, 8

Offset

0,3

Links

G. C. Greubel, Table of n, a(n) for n = 0..1000

Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1).

Formula

a(n) = a(n-26). - G. C. Greubel, Mar 30 2016

Mathematica

PowerMod[Range[0, 100], 3, 26] (* G. C. Greubel, Mar 30 2016 *)

Prog

(Sage) [power_mod(n, 3, 26 ) for n in range(0, 81)] # Zerinvary Lajos, Oct 30 2009
(PARI) a(n)=n^3%26 \\ Charles R Greathouse IV, Apr 06 2016

Crossrefs

Sequence in context: A092702 A070475 A045771 * A349142 A322079 A124906

Adjacent sequences: A070485 A070486 A070487 * A070489 A070490 A070491

Keyword

nonn,easy

Author

N. J. A. Sloane, May 12 2002

Status

approved