A036158 3^n mod 199.

1, 3, 9, 27, 81, 44, 132, 197, 193, 181, 145, 37, 111, 134, 4, 12, 36, 108, 125, 176, 130, 191, 175, 127, 182, 148, 46, 138, 16, 48, 144, 34, 102, 107, 122, 167, 103, 110, 131, 194, 184, 154, 64, 192, 178, 136

Offset: 0

Author

N. J. A. Sloane

Keywords

• nonn
• easy

Comments

Periodic, with period = 198. - Harvey P. Dale, Jul 20 2016

References

• I. M. Vinogradov, Elements of Number Theory, pp. 220 ff.

Programs

Maple

[ seq(primroot(ithprime(i))^j mod ithprime(i),j=0..100) ];

Mathematica

PowerMod[3,Range[0,50],199] (* Harvey P. Dale, Jul 20 2016 *)

PARI

a(n)=lift(Mod(3,199)^n) \\ Charles R Greathouse IV, Mar 22 2016