%I A076610
%S A076610 1,3,5,9,11,15,17,25,27,31,33,41,45,51,55,59,67,75,81,83,85,93,99,109,
%T A076610 121,123,125,127,135,153,155,157,165,177,179,187,191,201,205,211,225,
%U A076610 241,243,249,255,275,277,279,283,289,295,297,327,331,335,341,353,363
%N A076610 Numbers having only prime factors of form prime(prime); a(1)=1.
%C A076610 Multiplicative closure of A006450.
%e A076610 99 = 11*3*3 = A000040(A000040(3))*A000040(A000040(1))^2, therefore 99 
               is a term.
%Y A076610 Sequence in context: A101114 A120696 A071156 this_sequence A069205 A064988 
               A166699
%Y A076610 Adjacent sequences: A076607 A076608 A076609 this_sequence A076611 A076612 
               A076613
%K A076610 nonn
%O A076610 1,2
%A A076610 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Oct 21 2002