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{2,3} and the nonprimes A141468.
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%I #7 Mar 30 2012 18:52:39

%S 0,1,2,3,4,6,8,9,10,12,14,15,16,18,20,21,22,24,25,26,27,28,30,32,33,

%T 34,35,36,38,39,40,42,44,45,46,48,49,50,51,52,54,55,56,57,58,60,62,63,

%U 64,65,66,68,69,70,72,74,75,76,77,78,80,81,82,84,85,86,87,88,90,91,92,93

%N {2,3} and the nonprimes A141468.

%C Essentially the same as A002808, A141468, A018252, A065090, A171581 and A056653.

%Y Cf. A141468.

%K nonn,less

%O 1,3

%A _Juri-Stepan Gerasimov_, Mar 02 2010

%E Replaced the 4-fold negation in the definition by a simpler phrase - _R. J. Mathar_, Mar 05 2010