Search: id:A112764
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%I A112764
%S A112764 1,2,3,2,5,3,2,3,5,3,5,2,3,5,3,5,3,5,2,3,5,5,3,5,3,5,2,3,5,5,3,5,3,5,3,
%T A112764 5,5,2,5,3,5,5,3,5,3,5,3,5,5,3,5,2,5,3,5,5,3,5,5,3,5,5,3,5,5,3,5,2,5,3,
%U A112764 5,5,5,3,5,5,3,5,3,5,5,3,5,5,3,5,2,5,5,3,5,5,5,5,3,5,5,3,5,3,5,5,3,5,5
%N A112764 Greatest prime factor of n-th 5-smooth number.
%C A112764 a(n) = A006530(A051037(n));
%C A112764 A112763(n) <= a(n) <= 5.
%Y A112764 Cf. A112756, A086411.
%Y A112764 Sequence in context: A103309 A007967 A054494 this_sequence A108728 A049805 
               A104887
%Y A112764 Adjacent sequences: A112761 A112762 A112763 this_sequence A112765 A112766 
               A112767
%K A112764 nonn
%O A112764 1,2
%A A112764 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Sep 18 2005

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