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%I #2 Mar 30 2012 19:00:22
%S 2,6,9,13,16,21,25,31,34,39,47,51,58,63,67,72,79,86,89,97,103,106,113,
%T 118,125,135,140,143,149,153,158,173,179,186,189,200,203,211,218,223,
%U 230,237,241,253,256,261,264,277,291,296
%N Sum of n-th nonprime number and n-th noncomposite number.
%C a(n) = A008578(n) + A018252(n).
%F a(n) = A064799(n-1) for n >= 2.
%K nonn
%O 1,1
%A _Jaroslav Krizek_, Dec 13 2009
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