%I #2 Sep 24 2013 09:24:40
%S 2,3,3,5,5,7,11,11,11,17,19,23,17,23,29,29,37,31,43,43,29,47,47,43,53,
%T 59,67,41,71,71,59,71,83,71,97,83,59,79,89,83,107,113,71,107,127,103,
%U 131,157,137,173,179,131,167,101,179,193,139,167,179,107,191,197,173
%N Prime numbers arising from A050704.
%F a(n)=A050704(n) - (prime factors of A050704(n)).
%e a(10)=17 because A050704(10) - prime factors of A050704(10) = 28-(7+2+2)=28-11=17.
%Y Cf. A050704.
%K easy,nonn
%O 1,1
%A _Tomas Xordan_, Jun 15 2007