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| n | a(n) |
|---|---|
| 1 | 636698 |
| 2 | 6763143 |
| 3 | 46732687 |
| 4 | 247920339 |
| 5 | 1090826214 |
| 6 | 4179700035 |
| 7 | 14425457557 |
| 8 | 45945546278 |
| 9 | 137459779979 |
| 10 | 391292289484 |
| 11 | 1069448946626 |
| 12 | 2823755277643 |
| 13 | 7231630113468 |
| 14 | 18008053766767 |
| 15 | 43669946969427 |
| 16 | 103231986144218 |
[636698,6763143,46732687,247920339,1090826214, 4179700035,14425457557,45945546278,137459779979, 391292289484,1069448946626,2823755277643, 7231630113468,18008053766767,43669946969427, 103231986144218] |