a(n) = (1/2)*Sum{|d(i)-e(i)|}, where Sum{d(i)*2^i} is base 2 representation of n and e(i) are digits d(i) in nonincreasing order, for i=0,1,...,m.

A037870

a(n) = (1/2)*Sum{|d(i)-e(i)|}, where Sum{d(i)*2^i} is base 2 representation of n and e(i) are digits d(i) in nonincreasing order, for i=0,1,...,m.

Terms

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

External references