A030372 - OEIS

%I #4 Mar 30 2012 18:56:18

%S 1,0,1,1,2,1,0,-1,0,1,2,1,2,2,3,3,2,3,2,2,2,3,4,4,4,3,2,3,2,3,3,3,2,1,

%T 2,1,0,1,2,3,2,1,0,-1,0,1,2,1,2,3,4,4,4,5,4,4,3,3,4,3,3,4,5,6,6,7,8,7,

%U 6,6,7,8,7,6,6,7,6,7,6,7,7,7,7,6,7,8,7,7,8,7

%N (# 1's)-(# 2's) in first n terms of A030363.

%K sign

%O 1,5

%A _Clark Kimberling_