%I #14 Dec 11 2020 19:22:30
%S 1,18,20,22,41,43,62,64,66,83,85,87,106,108,110,127,129,131,150,152,
%T 171,173,175,194,196,215,217,219,236,238,240
%N Duplicate of A054565.
%K dead
%O 1,2