The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 2 | 97 |
| 3 | 997 |
| 4 | 9967 |
| 5 | 99989 |
| 6 | 999907 |
| 7 | 9999907 |
| 8 | 99999989 |
| 9 | 999999607 |
| 10 | 9999999967 |
| 11 | 99999999947 |
| 12 | 999999999989 |
| 13 | 9999999999701 |
| 14 | 99999999999923 |
| 15 | 999999999999989 |
| 16 | 9999999999999887 |
| 17 | 99999999999999997 |
| 18 | 999999999999999989 |
[97,997,9967,99989,999907,9999907,99999989, 999999607,9999999967,99999999947,999999999989, 9999999999701,99999999999923,999999999999989, 9999999999999887,99999999999999997, 999999999999999989] |