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Search: id:A086410
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%I A086410
%S A086410 1,2,3,2,2,2,3,2,2,2,2,3,2,2,2,2,2,2,3,2,2,2,2,2,2,2,3,2,2,2,2,2,2,2,2,
%T A086410 2,3,2,2,2,2,2,2,2,2,2,2,2,3,2,2,2,2,2,2,2,2,2,2,2,2,3,2,2,2,2,2,2,2,2,
%U A086410 2,2,2,2,2,2,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,2,2,2,2,2,2,2,2,2
%N A086410 Smallest prime factor of 3-smooth numbers.
%C A086410 a(n) = A020639(A003586(n));
%C A086410 a(n) <= A086411(n) <= 3.
%C A086410 a(A033845(n))=A086411(A033845(n))-1; a(A006899(n))=A086411(A006899(n)). 
               [From Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Sep 25 
               2008]
%Y A086410 Sequence in context: A111497 A097051 A078832 this_sequence A147561 A103266 
               A072814
%Y A086410 Adjacent sequences: A086407 A086408 A086409 this_sequence A086411 A086412 
               A086413
%K A086410 nonn,nice
%O A086410 1,2
%A A086410 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jul 18 2003

    
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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.


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