Search: id:A035531
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%I A035531
%S A035531 0,1,2,1,2,3,3,1,2,3,3,3,3,4,5,1,2,3,3,3,4,4,4,3,3,4,4,4,4,6,5,1,3,3,4,
               3,3,
%T A035531 4,5,3,3,5,4,4,5,5,5,3,3,4,5,4,4,5,6,4,5,5,5,6,5,6,7,1,3,4,3,3,4,5,4,3,
               3,4,
%U A035531 5,4,5,6,5,3,3,4,4,5,5,5,6,4,4,6,6,5,6,6,7,3,3,4,5,4,4,6,5,4,6,5,5,5,5,
               7,7
%N A035531 a(n) = A000120(n) + A001221(n) - 1.
%F A035531 G.f.: Sum a(n) x^n = Sum A000120(p)*x^p/(1-x^p), p = prime.
%Y A035531 Sequence in context: A136624 A033763 A033803 this_sequence A118977 A071766 
               A007305
%Y A035531 Adjacent sequences: A035528 A035529 A035530 this_sequence A035532 A035533 
               A035534
%K A035531 nonn,easy
%O A035531 1,3
%A A035531 Daniele Parisse (daniele.parisse(AT)m.dasa.de)
%E A035531 More terms from David W. Wilson (davidwwilson(AT)comcast.net).

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