n | a(n) |
---|---|
0 | 1 |
1 | 9 |
2 | 89 |
3 | 889 |
4 | 8889 |
5 | 88889 |
6 | 888889 |
7 | 8888889 |
8 | 88888889 |
9 | 888888889 |
10 | 8888888889 |
11 | 88888888889 |
12 | 888888888889 |
13 | 8888888888889 |
14 | 88888888888889 |
15 | 888888888888889 |
16 | 8888888888888889 |
17 | 88888888888888889 |
18 | 888888888888888889 |
19 | 8888888888888888889 |
20 | 88888888888888888889 |
21 | 888888888888888888889 |
[1,9,89,889,8889,88889,888889,8888889,88888889, 888888889,8888888889,88888888889,888888888889, 8888888888889,88888888888889,888888888888889, 8888888888888889,88888888888888889, 888888888888888889,8888888888888888889, 88888888888888888889,888888888888888888889] |