Position of n-th 5 in A030548.

Terms

a(0) =5a(1) =17a(2) =29a(3) =41a(4) =53a(5) =54a(6) =56a(7) =58a(8) =60a(9) =62a(10) =64a(11) =65a(12) =83a(13) =101a(14) =119a(15) =137a(16) =155a(17) =157a(18) =160a(19) =163a(20) =166a(21) =169a(22) =172a(23) =173a(24) =191a(25) =209a(26) =227a(27) =245a(28) =263a(29) =265