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A036152
a(n) = 2^n mod 173.
3
1, 2, 4, 8, 16, 32, 64, 128, 83, 166, 159, 145, 117, 61, 122, 71, 142, 111, 49, 98, 23, 46, 92, 11, 22, 44, 88, 3, 6, 12, 24, 48, 96, 19, 38, 76, 152, 131, 89, 5, 10, 20, 40, 80, 160, 147, 121, 69, 138, 103, 33, 66, 132, 91, 9, 18, 36, 72, 144, 115, 57, 114, 55, 110, 47, 94
OFFSET
0,2
REFERENCES
I. M. Vinogradov, Elements of Number Theory, pp. 220 ff.
LINKS
FORMULA
a(n) = a(n-172). - Muniru A Asiru, Jan 27 2019
MAPLE
[ seq(primroot(ithprime(i))^j mod ithprime(i), j=0..100) ];
MATHEMATICA
PowerMod[2, Range[0, 80], 173] (* Harvey P. Dale, Mar 22 2011 *)
PROG
(PARI) a(n)=lift(Mod(2, 173)^n) \\ Charles R Greathouse IV, Mar 22 2016
(GAP) a:=List([0..70], n->PowerMod(2, n, 173));; Print(a); # Muniru A Asiru, Jan 27 2019
CROSSREFS
Sequence in context: A036157 A036154 A036153 * A036150 A036147 A036146
KEYWORD
nonn,easy
STATUS
approved