A070456 - OEIS

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A070456

a(n) = n^2 mod 34.

7

0, 1, 4, 9, 16, 25, 2, 15, 30, 13, 32, 19, 8, 33, 26, 21, 18, 17, 18, 21, 26, 33, 8, 19, 32, 13, 30, 15, 2, 25, 16, 9, 4, 1, 0, 1, 4, 9, 16, 25, 2, 15, 30, 13, 32, 19, 8, 33, 26, 21, 18, 17, 18, 21, 26, 33, 8, 19, 32, 13, 30, 15, 2, 25, 16, 9, 4, 1, 0, 1, 4, 9, 16, 25, 2, 15, 30

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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, 0, 0, 0, 0, 0, 0, 0, 0, 1).

FORMULA

a(n) = a(n-34). - G. C. Greubel, Mar 25 2016

MATHEMATICA

Table[Mod[n^2, 34], {n, 0, 200}] (* Vladimir Joseph Stephan Orlovsky, Apr 27 2011 *)

PowerMod[Range[0, 80], 2, 34] (* Harvey P. Dale, Mar 11 2023 *)

PROG

(PARI) a(n)=n^2%34 \\ Charles R Greathouse IV, Apr 06 2016

CROSSREFS

Cf. A070450, A070451, A070453.

Sequence in context: A122373 A070458 A070457 * A070455 A070454 A070453

Adjacent sequences: A070453 A070454 A070455 * A070457 A070458 A070459

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, May 12 2002

STATUS

approved