Search: id:A094872
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%I A094872
%S A094872 1,2,3,5,6,2,8,9,3,11,14,15,5,6,18,5,20,21,23,8,26,10,9,29,30,12,33,11,
%T A094872 35,36,15,39,41,16,14,44,18,15,18,48,50,51,6,53,54,18,56,22,24,20,63,21,
%U A094872 65,27,68,69,23,30,28,74,75,30,78,26,33,81,10,83,86,29,89,90,30,36,40
%N A094872 phi(n)/tau(n), for odd square-free n>1(A056911), phi=A000010, tau=A000005.
%o A094872 (PARI) for(n=1,95,if(issquarefree(k=2*n+1),print1(eulerphi(k)/numdiv(k),
               ","))) - Klaus Brockhaus, Jun 16 2004
%Y A094872 Sequence in context: A079022 A095296 A157260 this_sequence A152206 A154123 
               A082353
%Y A094872 Adjacent sequences: A094869 A094870 A094871 this_sequence A094873 A094874 
               A094875
%K A094872 nonn
%O A094872 1,2
%A A094872 Lekraj Beedassy (blekraj(AT)yahoo.com), Jun 16 2004
%E A094872 Corrected and extended by Klaus Brockhaus (klaus-brockhaus(AT)t-online.de), 
               Jun 16 2004

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