A070588 a(n) = n^4 mod 45.

0, 1, 16, 36, 31, 40, 36, 16, 1, 36, 10, 16, 36, 31, 31, 0, 16, 1, 36, 1, 25, 36, 31, 31, 36, 25, 1, 36, 1, 16, 0, 31, 31, 36, 16, 10, 36, 1, 16, 36, 40, 31, 36, 16, 1, 0, 1, 16, 36, 31, 40, 36, 16, 1, 36, 10, 16, 36, 31, 31, 0, 16, 1, 36, 1, 25, 36, 31, 31, 36, 25, 1, 36, 1, 16

Offset

0,3

Links

Table of n, a(n) for n=0..74.

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

Mathematica

PowerMod[Range[0, 80], 4, 45] (* Harvey P. Dale, Dec 29 2019 *)

Prog

(PARI) a(n)=n^4%45 \\ Charles R Greathouse IV, Apr 06 2016
(Magma) [Modexp(n, 4, 45): n in [0..70]]; // Vincenzo Librandi, Dec 30 2019

Crossrefs

Sequence in context: A219316 A317818 A236463 * A250432 A183196 A372712

Adjacent sequences: A070585 A070586 A070587 * A070589 A070590 A070591

Keyword

nonn,easy

Author

N. J. A. Sloane, May 13 2002

Status

approved