The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 9 |
| 1 | 191 |
| 2 | 11911 |
| 3 | 1119111 |
| 4 | 111191111 |
| 5 | 11111911111 |
| 6 | 1111119111111 |
| 7 | 111111191111111 |
| 8 | 11111111911111111 |
| 9 | 1111111119111111111 |
| 10 | 111111111191111111111 |
| 11 | 11111111111911111111111 |
| 12 | 1111111111119111111111111 |
| 13 | 111111111111191111111111111 |
| 14 | 11111111111111911111111111111 |
| 15 | 1111111111111119111111111111111 |
[9,191,11911,1119111,111191111,11111911111, 1111119111111,111111191111111,11111111911111111, 1111111119111111111,111111111191111111111, 11111111111911111111111,1111111111119111111111111, 111111111111191111111111111, 11111111111111911111111111111, 1111111111111119111111111111111] |