Inverse permutation to sequence A083872.

Terms

a(0) =1a(1) =2a(2) =3a(3) =5a(4) =9a(5) =4a(6) =31a(7) =6a(8) =17a(9) =10a(10) =271a(11) =7a(12) =793a(13) =32a(14) =11a(15) =18a(16) =5377a(17) =19a(18) =14689a(19) =12a(20) =33a(21) =272a(22) =96001a(23) =8a(24) =161a(25) =794a(26) =97a(27) =34a(28) =917281a(29) =13