Search: id:A059404
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%I A059404
%S A059404 12,18,20,24,28,40,44,45,48,50,52,54,56,60,63,68,72,75,76,80,84,88,90,
%T A059404 92,96,98,99,104,108,112,116,117,120,124,126,132,135,136,140,144,147,
%U A059404 148,150,152,153,156,160,162,164,168,171,172,175,176,180,184,188,189
%N A059404 n/[largest power of squarefree kernel] is larger than 1.
%C A059404 Complement of A072774 (powers of square-free numbers).
%C A059404 Also numbers n=p(1)^alfa(1)* ... * p(r)^alfa(r) such that RootMeanSquare(alfa(1),
               ...,alfa(r)) is not an integer. [From Ctibor O. Zizka (c.zizka(AT)email.cz), 
               Sep 19 2008]
%F A059404 A062760(a[n])>1 i.e. a(n)/(A007947(a[n])^A051904(a[n])=a(n)/A062759(n)>
               1
%e A059404 n=440 is here because n=2.2.2.5.11, its sqf-kernel=110, quotient=4>1.
%Y A059404 Cf. A062759, A062760, A007947, A003557, A051904.
%Y A059404 Sequence in context: A102467 A126706 A123711 this_sequence A005101 A124626 
               A087245
%Y A059404 Adjacent sequences: A059401 A059402 A059403 this_sequence A059405 A059406 
               A059407
%K A059404 nonn
%O A059404 0,1
%A A059404 Labos E. (labos(AT)ana.sote.hu), Jul 18 2001

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