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%I #2 Mar 30 2012 17:33:54
%S 2,6,14,18,26,30,42,50,62,66,74,86,98,102,126,134,138,146,150,158,174,
%T 186,198,210,222,230,254,258,266,270,282,302,318,326,338,342,378,386,
%U 390,402,410,422,438,446,462,470,474,482
%N Twice lucky numbers.
%F a(n)=A000959(n)*2.
%Y Cf. A000959.
%K easy,nonn
%O 1,1
%A _Omar E. Pol_, Jun 01 2008
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