A070663 a(n) = n^6 mod 40.

0, 1, 24, 9, 16, 25, 16, 9, 24, 1, 0, 1, 24, 9, 16, 25, 16, 9, 24, 1, 0, 1, 24, 9, 16, 25, 16, 9, 24, 1, 0, 1, 24, 9, 16, 25, 16, 9, 24, 1, 0, 1, 24, 9, 16, 25, 16, 9, 24, 1, 0, 1, 24, 9, 16, 25, 16, 9, 24, 1, 0, 1, 24, 9, 16, 25, 16, 9, 24, 1, 0, 1, 24, 9, 16, 25, 16, 9, 24, 1, 0, 1, 24, 9

Offset

0,3

Links

Table of n, a(n) for n=0..83.

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

Formula

a(n) = a(n-10). - Wesley Ivan Hurt, Dec 26 2023

Mathematica

PowerMod[Range[0, 100], 6, 40] (* Wesley Ivan Hurt, Dec 26 2023 *)

Prog

(Sage) [power_mod(n, 6, 40)for n in range(0, 84)] # Zerinvary Lajos, Nov 07 2009
(PARI) a(n)=n^6%40 \\ Charles R Greathouse IV, Apr 06 2016

Crossrefs

Sequence in context: A033823 A040557 A040556 * A241441 A343389 A267024

Adjacent sequences: A070660 A070661 A070662 * A070664 A070665 A070666

Keyword

nonn,easy

Author

N. J. A. Sloane, May 13 2002

Status

approved