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Duplicate of A080761.
0

%I #4 May 11 2007 03:00:00

%S 1,3,8,9,12,15,17,18,19,22,24,28,30,35,36,37,38,40,41,44,48,54,55,56,

%T 57

%N Duplicate of A080761.

%K dead

%O 1,2