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%I #8 Jun 05 2015 03:15:46
%S 2,6,6,6,6,12,18,8,12,16,6,18,24,6,8,12,12,12,30,10,18,48,270,6,6,6,
%T 30,18,180,36,20,12,42,30,6,10,30,6,60,12,60,6,30,30,12,256,6,12,48,
%U 18,30,42,6,6,8,12,60,30,30,54,24,6,36,36,456,22,72,72,30
%N a(n) = A085909(n) - prime(n).
%C Apparently a(n) (and A085909(n)) exists for all n.
%H Zak Seidov, <a href="/A258576/b258576.txt">Table of n, a(n) for n = 2..1000</a>
%e a(2) = A085909(2)-prime(2) = 5-3 = 2, a(3) = A085909(3)-prime(3) = 11-5 = 6,
%e a(10^9) = A085909(10^9)-prime(10^9) = 22801763867-22801763489 = 24.
%Y Cf. A085909, A000040.
%K nonn
%O 2,1
%A _Zak Seidov_, Jun 04 2015