%I #30 Dec 22 2018 16:20:18
%S 1,4,10,22,46,94,190,382,766,1534,3070,6142,12286,24574,49150,98302,
%T 196606,393214,786430,1572862,3145726,6291454,12582910,25165822
%N Duplicate of A033484.
%K dead
%O 0,2
