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A222811
as a simple table
n
a(n)
1
9
2
18
3
111
4
212
5
1128
6
2067
7
11123
8
20270
9
110440
10
200971
11
1101475
12
2003592
13
11005388
[9,18,111,212,1128,2067,11123,20270,110440,200971, 1101475,2003592,11005388]