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%I #8 Mar 22 2016 00:59:56
%S 1,5,25,125,154,142,82,96,9,45,68,26,130,22,110,79,81,91,141,77,71,41,
%T 48,83,101,34,13,65,11,55,118,119,124,149,117,114,99,24,120,129,17,85,
%U 111,84,106,59,138,62,153,137
%N 5^n mod 157.
%D I. M. Vinogradov, Elements of Number Theory, pp. 220 ff.
%p [ seq(primroot(ithprime(i))^j mod ithprime(i),j=0..100) ];
%t PowerMod[5,Range[0,50],157] (* _Harvey P. Dale_, May 14 2014 *)
%o (PARI) a(n)=lift(Mod(5,157)^n) \\ _Charles R Greathouse IV_, Mar 22 2016
%K nonn,easy
%O 0,2
%A _N. J. A. Sloane_.
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