Position of n-th 1 in A030413.

Terms

a(0) =1a(1) =4a(2) =5a(3) =9a(4) =10a(5) =11a(6) =12a(7) =17a(8) =19a(9) =20a(10) =22a(11) =24a(12) =30a(13) =31a(14) =32a(15) =35a(16) =37a(17) =43a(18) =46a(19) =51a(20) =55a(21) =58a(22) =61a(23) =62a(24) =63a(25) =64a(26) =65a(27) =68a(28) =71a(29) =79