Duplicate of A071119.

Terms

a(0) =2a(1) =3a(2) =5a(3) =7a(4) =131a(5) =151a(6) =353a(7) =373a(8) =727a(9) =757a(10) =929a(11) =11311a(12) =31513a(13) =33533a(14) =37273a(15) =37573