Position of first occurrence of n in A090544.

Terms

a(0) =2a(1) =6a(2) =4a(3) =10a(4) =16a(5) =11a(6) =24a(7) =17a(8) =35a(9) =26a(10) =69a(11) =53a(12) =113a(13) =184a(14) =149a(15) =124a(16) =99a(17) =78a(18) =224a(19) =182a(20) =148a(21) =118a(22) =94a(23) =73a(24) =304a(25) =309a(26) =255a(27) =209a(28) =170a(29) =137