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A036207 Log base 7 (n) mod 239. 1

%I #12 Mar 27 2020 02:43:46

%S 0,66,74,132,138,140,1,198,148,204,4,206,43,67,212,26,52,214,155,32,

%T 75,70,63,34,38,109,222,133,160,40,188,92,78,118,139,42,31,221,117,98,

%U 99,141,15,136,48,129,113,100,2,104,126,175,209,50,142,199,229,226

%N Log base 7 (n) mod 239.

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

%H Georg Fischer, <a href="/A036207/b036207.txt">Table of n, a(n) for n = 1..238</a>

%p with (numtheory): seq(mlog(n, 7, 239), n=1..238); # _Georg Fischer_, Mar 10 2020

%t a[1]=0; a[n_]:=MultiplicativeOrder[7, 239, {n}]; Array[a, 238] (* _Vincenzo Librandi_, Mar 27 2020 *)

%K nonn,fini,full

%O 1,2

%A _N. J. A. Sloane_

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Last modified September 1 04:03 EDT 2024. Contains 375575 sequences. (Running on oeis4.)