%I #4 Mar 30 2012 18:56:21
%S 0,0,1,0,0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,1,1,0,1,1,2,2,3,3,4,5,6,5,
%T 4,4,3,3,2,2,1,2,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,
%U 0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0
%N (# 3's)-(# 4's) in first n terms of A031219.
%K nonn
%O 1,27
%A _Clark Kimberling_
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