(# 2's)-(# 3's) in first n terms of A031253.

Terms

a(0) =0a(1) =-1a(2) =-1a(3) =-1a(4) =-1a(5) =0a(6) =0a(7) =0a(8) =1a(9) =1a(10) =2a(11) =1a(12) =0a(13) =0a(14) =-1a(15) =0a(16) =-1a(17) =-1a(18) =-1a(19) =-1a(20) =-1a(21) =-2a(22) =-2a(23) =-2a(24) =-2a(25) =-2a(26) =-2a(27) =-1a(28) =-1a(29) =-1