n | a(n) |
---|---|
1 | 299777 |
2 | 299977 |
3 | 29999777 |
4 | 299999977 |
5 | 2999999777 |
6 | 299999999777 |
7 | 2999977777777 |
8 | 299999999999977 |
9 | 2999999999977777777 |
10 | 2999999999999999977 |
11 | 299999999999977777777 |
12 | 299999999999999999977 |
13 | 2999999999999999777777 |
[299777,299977,29999777,299999977,2999999777, 299999999777,2999977777777,299999999999977, 2999999999977777777,2999999999999999977, 299999999999977777777,299999999999999999977, 2999999999999999777777] |