A036202 - OEIS

%I #14 Mar 30 2020 05:54:03

%S 0,1,43,2,132,44,139,3,86,133,162,45,144,140,175,4,199,87,154,134,182,

%T 163,21,46,54,145,129,141,179,176,115,5,205,200,61,88,118,155,187,135,

%U 17,183,80,164,8,22,124,47,68,55,32,146,208,130,84,142,197,180

%N Log base 2 (n) mod 211.

%D I. M. Vinogradov, Elements of Number Theory, p. 220ff.

%H Georg Fischer, <a href="/A036202/b036202.txt">Table of n, a(n) for n = 1..210</a>

%p with (numtheory): seq(mlog(n, 2, 211), n=1..210); # _Georg Fischer_, Mar 10 2020

%t a[1]=0; a[n_]:=MultiplicativeOrder[2, 211, {n}]; Array[a, 210] (* _Vincenzo Librandi_, Mar 30 2020 *)

%K nonn,fini,full

%O 1,3

%A _N. J. A. Sloane_