a(n) = A054320(n) - A001078(n).

Terms

a(0) =1a(1) =9a(2) =89a(3) =881a(4) =8721a(5) =86329a(6) =854569a(7) =8459361a(8) =83739041a(9) =828931049a(10) =8205571449a(11) =81226783441a(12) =804062262961