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Duplicate of A064216.
0

%I #3 May 11 2007 03:00:00

%S 1,2,3,5,4,7,11,6,13,17,10,19,9,8,23,29,14,15,31,22,37,41,12,43,25,26

%N Duplicate of A064216.

%K dead

%O 1,2