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A054580 n^2 modulo 17. 2
0, 1, 4, 9, 16, 8, 2, 15, 13, 13, 15, 2, 8, 16, 9, 4, 1, 0, 1, 4, 9, 16, 8, 2, 15, 13, 13, 15, 2, 8, 16, 9, 4, 1, 0, 1, 4, 9, 16, 8, 2, 15, 13, 13, 15, 2, 8, 16, 9, 4, 1, 0, 1, 4, 9, 16, 8, 2, 15, 13, 13, 15, 2, 8, 16, 9, 4, 1, 0, 1, 4, 9, 16, 8, 2, 15, 13, 13, 15, 2, 8, 16, 9, 4, 1, 0, 1, 4, 9 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..88.

MATHEMATICA

Table[Mod[n^2, 17], {n, 0, 200}] (* Vladimir Joseph Stephan Orlovsky, Apr 23 2011 *)

PowerMod[Range[0, 90], 2, 17] (* Harvey P. Dale, Aug 16 2012 *)

PROG

(PARI) a(n)=n^2%17 \\ Charles R Greathouse IV, Apr 06 2016

CROSSREFS

Cf. A070439, A070440, A070441.

Sequence in context: A096879 A070441 A070440 * A165488 A313300 A313301

Adjacent sequences:  A054577 A054578 A054579 * A054581 A054582 A054583

KEYWORD

nonn,easy

AUTHOR

Stuart M. Ellerstein (ellerstein(AT)aol.com), Apr 11 2000

EXTENSIONS

More terms from James A. Sellers, Apr 12 2000

STATUS

approved

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Last modified October 23 00:39 EDT 2021. Contains 348211 sequences. (Running on oeis4.)