n | a(n) |
---|---|
0 | 11 |
1 | 181 |
2 | 1881 |
3 | 18881 |
4 | 188881 |
5 | 1888881 |
6 | 18888881 |
7 | 188888881 |
8 | 1888888881 |
9 | 18888888881 |
10 | 188888888881 |
11 | 1888888888881 |
12 | 18888888888881 |
13 | 188888888888881 |
14 | 1888888888888881 |
15 | 18888888888888881 |
16 | 188888888888888881 |
17 | 1888888888888888881 |
18 | 18888888888888888881 |
[11,181,1881,18881,188881,1888881,18888881, 188888881,1888888881,18888888881,188888888881, 1888888888881,18888888888881,188888888888881, 1888888888888881,18888888888888881, 188888888888888881,1888888888888888881, 18888888888888888881] |