Permutation of natural numbers, a composition of A241909 and A064216: a(n) = A064216(A241909(n)).

Terms

a(0) =1a(1) =2a(2) =5a(3) =3a(4) =6a(5) =13a(6) =29a(7) =4a(8) =7a(9) =47a(10) =20a(11) =25a(12) =113a(13) =95a(14) =15a(15) =11a(16) =78a(17) =23a(18) =355a(19) =158a(20) =103a(21) =267a(22) =406a(23) =89a(24) =19a(25) =1247a(26) =17a(27) =1237a(28) =1577a(29) =139