%I A117295
%S A117295 0,1,2,4,4,8,6,16,18,24,10,32,12,48,56,64,16,72,18,96,108,120,22,128,
%T A117295 100,168,162,192,28,176,30,256,260,288,264,288,36,360,360,384,40,360,42,
%U A117295 480,504,528,46,512,294,600,608,672,52,648,600,768,756,840,58,704,60
%N A117295 a(n)=phi(n)*(n-phi(n))
%e A117295 a(8)=phi(8)*(8-phi(8))=4*4=16
%Y A117295 Sequence in context: A065608 A077764 A110794 this_sequence A093820 A095400 
               A098820
%Y A117295 Adjacent sequences: A117292 A117293 A117294 this_sequence A117296 A117297 
               A117298
%K A117295 nonn
%O A117295 0,3
%A A117295 Luc Stevens (lms022(AT)yahoo.com), Apr 23 2006