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Haupt-exponents of 5 modulo integers relatively prime to 5.
4

%I #11 Oct 14 2014 06:08:53

%S 1,2,1,2,6,2,6,5,2,4,6,4,16,6,9,6,5,22,2,4,18,6,14,3,8,10,16,6,36,9,4,

%T 20,6,42,5,22,46,4,42,16,4,52,18,6,18,14,29,30,3,6,16,10,22,16,22,5,6,

%U 72,36,9,30,4,39,54,20,82,6,42,14,10,44,12,22,6,46,8,96,42,30,25,16

%N Haupt-exponents of 5 modulo integers relatively prime to 5.

%H R. J. Mathar, <a href="/A050977/b050977.txt">Table of n, a(n) for n = 1..7999</a>

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/MultiplicativeOrder.html">Multiplicative Order</a>

%p n := 1 :

%p for i from 2 to 10000 do

%p if igcd(i,5) = 1 then

%p printf("%d %d\n",n,numtheory[order](5,i)) ;

%p n := n+1 ;

%p end if;

%p end do: # _R. J. Mathar_, Oct 14 2014

%Y Cf. A002326 (base 2), A050975 (base 3), A002329.

%K nonn

%O 1,2

%A _Eric W. Weisstein_