Duplicate of A036566.

Terms

a(0) =1a(1) =7a(2) =8a(3) =49a(4) =56a(5) =64a(6) =343a(7) =392a(8) =448a(9) =512a(10) =2401a(11) =2744a(12) =3136a(13) =3584a(14) =4096a(15) =16807a(16) =19208