Least k such that the k-th prime number has exactly n ones in its binary expansion.

Terms

a(0) =1a(1) =2a(2) =4a(3) =9a(4) =11a(5) =64a(6) =31a(7) =76a(8) =167a(9) =309a(10) =502a(11) =801a(12) =1028a(13) =7281a(14) =6363a(15) =12079a(16) =12251a(17) =43237a(18) =43390a(19) =146605a(20) =291640a(21) =1046198a(22) =951351a(23) =2063216a(24) =3957778a(25) =11134645a(26) =14198321a(27) =28186247a(28) =54387475a(29) =249939829