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%I #4 Mar 30 2012 18:56:19
%S 0,0,0,1,0,0,0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,
%T 0,0,0,1,1,0,0,0,1,1,2,2,3,3,4,5,6,5,6,6,5,5,4,4,3,3,2,3,2,1,0,0,0,0,
%U 0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0
%N (# 4's)-(# 5's) in first n terms of A030567.
%K nonn
%O 1,45
%A _Clark Kimberling_