The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 99 |
| 3 | 9800 |
| 4 | 970101 |
| 5 | 96030199 |
| 6 | 9506019600 |
| 7 | 940999910201 |
| 8 | 93149485090299 |
| 9 | 9220858024029400 |
| 10 | 912771794893820301 |
| 11 | 90355186836464180399 |
| 12 | 8944250725015060039200 |
| 13 | 885390466589654479700401 |
| 14 | 87644711941650778430300499 |
| 15 | 8675941091756837410120049000 |
| 16 | 858830523371985252823454550501 |
[0,1,99,9800,970101,96030199,9506019600, 940999910201,93149485090299,9220858024029400, 912771794893820301,90355186836464180399, 8944250725015060039200,885390466589654479700401, 87644711941650778430300499, 8675941091756837410120049000, 858830523371985252823454550501] |