The n-th prime with n 1-bits in its binary expansion.

Terms

a(0) =2a(1) =5a(2) =13a(3) =53a(4) =79a(5) =373a(6) =379a(7) =983a(8) =1783a(9) =6007a(10) =7151a(11) =21503a(12) =31231a(13) =98207a(14) =129919a(15) =259967a(16) =507839a(17) =1564159a(18) =1830911a(19) =4193263a(20) =8355583a(21) =25157567a(22) =33288191a(23) =92274671a(24) =134180863a(25) =394264447a(26) =536838139a(27) =1072693243a(28) =2145382399a(29) =6442188791