Number of 1's in binary representation of n-th prime.

Terms

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