%I #17 Jul 14 2012 13:52:01
%S 8,20,36,44,48,56,68,96,116,120,128,140,156,168,176,200,204,216,224,
%T 228,260,284,288,296,300,308,320,336,380,384,404,428,440,464,468,476,
%U 488,504,516,524,548,564,576,596,600,608
%N (A007519(n)-1)/2.
%F a(n) = A186294(n)-1.
%F a(n) = 4*A005123(n).
%t (Select[1 + 8 Range@ 155, PrimeQ] -1)/2 (* _Robert G. Wilson v_ *)
%Y Cf. A186305.
%K nonn,easy
%O 1,1
%A _Marco Matosic_, Feb 17 2011
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