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A070484 a(n) = n^3 mod 22. 1
0, 1, 8, 5, 20, 15, 18, 13, 6, 3, 10, 11, 12, 19, 16, 9, 4, 7, 2, 17, 14, 21, 0, 1, 8, 5, 20, 15, 18, 13, 6, 3, 10, 11, 12, 19, 16, 9, 4, 7, 2, 17, 14, 21, 0, 1, 8, 5, 20, 15, 18, 13, 6, 3, 10, 11, 12, 19, 16, 9, 4, 7, 2, 17, 14, 21, 0, 1, 8, 5, 20, 15, 18, 13, 6, 3, 10, 11, 12, 19, 16, 9 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

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

FORMULA

From G. C. Greubel, Mar 28 2016: (Start)

a(n) = a(n-22).

G.f.: (-x -8 *x^2 -5*x^3 -20*x^4 -15*x^5 -18*x^6 -13*x^7 -6*x^8 -3*x^9 -10*x^10 -11*x^11 -12*x^12 -19*x^13 -16*x^14 -9*x^15 -4*x^16 -7*x^17 -2*x^18 -17*x^19 -14*x^20 -21*x^21)/(-1 + x^22). (End)

MATHEMATICA

PowerMod[Range[0, 90], 3, 22] (* G. C. Greubel, Mar 28 2016 *)

PROG

(Sage) [power_mod(n, 3, 22 )for n in range(0, 82)] # Zerinvary Lajos, Oct 29 2009

(PARI) a(n)=n^3%22 \\ Charles R Greathouse IV, Apr 06 2016

CROSSREFS

Sequence in context: A193681 A253806 A199806 * A096480 A248292 A196123

Adjacent sequences:  A070481 A070482 A070483 * A070485 A070486 A070487

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, May 12 2002

STATUS

approved

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Last modified February 24 12:47 EST 2020. Contains 332209 sequences. (Running on oeis4.)