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A070532 a(n) = n^4 mod 14. 1
0, 1, 2, 11, 4, 9, 8, 7, 8, 9, 4, 11, 2, 1, 0, 1, 2, 11, 4, 9, 8, 7, 8, 9, 4, 11, 2, 1, 0, 1, 2, 11, 4, 9, 8, 7, 8, 9, 4, 11, 2, 1, 0, 1, 2, 11, 4, 9, 8, 7, 8, 9, 4, 11, 2, 1, 0, 1, 2, 11, 4, 9, 8, 7, 8, 9, 4, 11, 2, 1, 0, 1, 2, 11, 4, 9, 8, 7, 8, 9, 4, 11, 2, 1, 0, 1, 2, 11, 4, 9, 8, 7, 8, 9, 4, 11, 2 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

Equivalently: n^(6*m + 4) mod 14. - G. C. Greubel, Apr 01 2016

LINKS

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

FORMULA

From G. C. Greubel, Apr 01 2016: (Start)

a(n+14) = a(n).

a(14*m) = 0.

a(2*n) = 2*A070512(n).

G.f.: (x +2*x^2 +11*x^3 +4*x^4 +9*x^5 +8*x^6 +7*x^7 +8*x^8 +9*x^9 +4*x^10 +11*x^11 +2*x^12 +x^13)/(1 - x^14). (End)

MATHEMATICA

PowerMod[Range[0, 100], 4, 14] (* G. C. Greubel, Apr 01 2016 *)

PROG

(Sage) [power_mod(n, 4, 14)for n in range(0, 97)] # Zerinvary Lajos, Oct 31 2009

(Magma) [Modexp(n, 4, 14): n in [0..100]]; // Vincenzo Librandi, Apr 02 2016

(PARI) a(n)=n^4%14 \\ Charles R Greathouse IV, Apr 06 2016

CROSSREFS

Cf. A070512.

Sequence in context: A070840 A235460 A082264 * A038217 A152985 A257112

Adjacent sequences: A070529 A070530 A070531 * A070533 A070534 A070535

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, May 13 2002

STATUS

approved

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Last modified November 29 04:45 EST 2022. Contains 358422 sequences. (Running on oeis4.)