%I #9 Mar 12 2018 17:50:06
%S 1,8,12,16,18,20,24,27,28,30,32,36,40,42,44,45,48,50,52,54,56,60,63,
%T 64,66,68,70,72,75,76,78,80,81,84,88,90,92,96,98,99,100,102,104,105,
%U 108,110,112,114,116,117,120,124,125,126,128,130,132,135,136,138,140,144
%N Neither primes nor semiprimes.
%C 1 together with A033942.
%F a(n) = n + O(n log log n/log n). - _Charles R Greathouse IV_, Nov 13 2016
%t f[n_] := Plus @@ Last /@ FactorInteger[n]; Select[ Range[146], f[ # ] != 1 && f[ # ] != 2 &] (* _Robert G. Wilson v_ *)
%t Join[{1},Select[Range[200],PrimeOmega[#]>2&]] (* _Harvey P. Dale_, Mar 12 2018 *)
%o (PARI) is(n)=bigomega(n)>2 || n==1 \\ _Charles R Greathouse IV_, Nov 13 2016
%K easy,nonn
%O 1,2
%A Noelle Clou (keynews.tv(AT)skynet.be), Oct 12 2005
%E More terms from _Robert G. Wilson v_, Oct 12 2005