Largest n-digit member of A089699.

Terms

a(0) =6a(1) =82a(2) =996a(3) =9966a(4) =99922a(5) =999916a(6) =9999942a(7) =99999846a(8) =999999936a(9) =9999999726a(10) =99999999598a(11) =999999999576