%I #6 May 29 2021 19:25:40
%S 1,2,1,2,3,4,3,4,5,4,3,2,3,4,3,4,5,4,5,4,5,6,5,4,3,4,3,4,5,4,5,6,7,8,
%T 7,8,9,8,7,8,9,8,7,8,7,6,5,4,5,6,7,6,7,6,5,6,7,6,7,8,9,10,9,8,9,10,9,
%U 8,9,10,9,8,7,8,7,8,9,10,11,10,11,12,11,12,13
%N (# 1's)-(# 0's) in first n terms of A030324.
%t Accumulate[Flatten[IntegerDigits[#,2]&/@Fibonacci[Range[2,20]]]/.(0->-1)] (* _Harvey P. Dale_, May 29 2021 *)
%K nonn
%O 1,2
%A _Clark Kimberling_