%C A002371 Also primes ?

zak seidov zakseidov at yahoo.com
Mon Dec 18 07:58:00 CET 2006


> %C A002371 Also, primes p for which..., 

but entries are not all primes(?)

Thanks, Zak 

%I A002371 M4050 N1680
%S A002371
0,1,0,6,2,6,16,18,22,28,15,3,5,21,46,13,58,60,33,

%N A002371 Period of decimal expansion of 1/(n-th
prime).

%C A002371 Also, primes p for which the repunit
(A002275) R(p-1)=(10^(p-1)-1)/9 is the smallest 
               repunit divisible by p. Numbers such
that A071126(n)=A000040(n)-1 
               - Hugo Pfoertner
(hugo(AT)pfoertner.org), Mar 18 2003


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