Maximal difference between two n-digit numbers.

A109002

Maximal difference between two n-digit numbers.

Terms

    a(0) =9a(1) =89a(2) =899a(3) =8999a(4) =89999a(5) =899999a(6) =8999999a(7) =89999999a(8) =899999999a(9) =8999999999a(10) =89999999999a(11) =899999999999

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