Duplicate of A032551.

Terms

a(0) =0a(1) =1a(2) =2a(3) =3a(4) =4a(5) =5a(6) =6a(7) =7a(8) =34217a(9) =34354a(10) =68582a(11) =68719a(12) =68720a(13) =70525a(14) =70537a(15) =70674