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Incorrect version of A001969.
0

%I #1 Jun 29 2008 03:00:00

%S 0,3,6,9,10,12,15

%N Incorrect version of A001969.

%D J. Roberts, Lure of the Integers, Math. Assoc. America, 1992, p. 22.

%K dead

%O 1,2