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A050250 as a simple table

n a(n)
1 9
2 18
3 108
4 198
5 1098
6 1998
7 10998
8 19998
9 109998
10 199998
11 1099998
12 1999998
13 10999998
14 19999998
15 109999998
16 199999998
17 1099999998
18 1999999998
19 10999999998
20 19999999998
21 109999999998
22 199999999998
23 1099999999998
24 1999999999998
25 10999999999998

[9,18,108,198,1098,1998,10998,19998,109998,199998,
 1099998,1999998,10999998,19999998,109999998,
 199999998,1099999998,1999999998,10999999998,
 19999999998,109999999998,199999999998,
 1099999999998,1999999999998,10999999999998]

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Last modified July 9 14:08 EDT 2020. Contains 335543 sequences. (Running on oeis4.)