The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 142 |
| 2 | 1366 |
| 3 | 12953 |
| 4 | 123306 |
| 5 | 1172659 |
| 6 | 11155819 |
| 7 | 106118138 |
| 8 | 1009466878 |
| 9 | 9602626846 |
| 10 | 91346008647 |
| 11 | 868937609248 |
| 12 | 8265855103277 |
| 13 | 78629755083895 |
| 14 | 747973270226802 |
| 15 | 7115169104694298 |
| 16 | 67683744437222992 |
| 17 | 643848260656503313 |
[142,1366,12953,123306,1172659,11155819,106118138, 1009466878,9602626846,91346008647,868937609248, 8265855103277,78629755083895,747973270226802, 7115169104694298,67683744437222992, 643848260656503313] |