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Duplicate of A054565.
0

%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