login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A070535 a(n) = n^4 mod 18. 1
0, 1, 16, 9, 4, 13, 0, 7, 10, 9, 10, 7, 0, 13, 4, 9, 16, 1, 0, 1, 16, 9, 4, 13, 0, 7, 10, 9, 10, 7, 0, 13, 4, 9, 16, 1, 0, 1, 16, 9, 4, 13, 0, 7, 10, 9, 10, 7, 0, 13, 4, 9, 16, 1, 0, 1, 16, 9, 4, 13, 0, 7, 10, 9, 10, 7, 0, 13, 4, 9, 16, 1, 0, 1, 16, 9, 4, 13, 0, 7, 10, 9, 10, 7, 0, 13, 4, 9, 16, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

Equivalently: n^(6*m+4) mod 18. - G. C. Greubel, Apr 05 2016

LINKS

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

FORMULA

From G. C. Greubel, Apr 05 2016: (Start)

a(6*n) = 0.

a(n+18) = a(n). (End)

MATHEMATICA

PowerMod[Range[0, 100], 4, 18] (* G. C. Greubel, Apr 05 2016 *)

PROG

(Sage) [power_mod(n, 4, 18)for n in range(0, 90)] # Zerinvary Lajos, Oct 31 2009

(PARI) a(n)=n^4%18 \\ Charles R Greathouse IV, Apr 06 2016

CROSSREFS

Sequence in context: A164703 A153724 A183396 * A070579 A278829 A066905

Adjacent sequences:  A070532 A070533 A070534 * A070536 A070537 A070538

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, May 13 2002

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified October 3 22:17 EDT 2022. Contains 357237 sequences. (Running on oeis4.)