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A106807 as a simple table

n a(n)
1 59899999
2 69899899
3 69899989
4 69979999
5 69997999
6 69999799
7 77899999
8 78997999
9 78998989
10 78999889
11 78999979
12 79699999
13 79879999
14 79889899
15 79979899
16 79979989
17 79988899
18 79989979
19 79996999
20 79997899
21 79997989

[59899999,69899899,69899989,69979999,69997999,
 69999799,77899999,78997999,78998989,78999889,
 78999979,79699999,79879999,79889899,79979899,
 79979989,79988899,79989979,79996999,79997899,
 79997989]

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Last modified April 11 08:59 EDT 2021. Contains 342886 sequences. (Running on oeis4.)