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| n | a(n) |
|---|---|
| 1 | 1342 |
| 2 | 9108 |
| 3 | 62031 |
| 4 | 462206 |
| 5 | 3489965 |
| 6 | 25188644 |
| 7 | 180995914 |
| 8 | 1323886040 |
| 9 | 9750862216 |
| 10 | 70896853212 |
| 11 | 515780878618 |
| 12 | 3760128852508 |
| 13 | 27527933916550 |
| 14 | 200444657289112 |
| 15 | 1462699965537270 |
| 16 | 10656195549646172 |
| 17 | 77892908821912858 |
| 18 | 567346977263750148 |
[1342,9108,62031,462206,3489965,25188644, 180995914,1323886040,9750862216,70896853212, 515780878618,3760128852508,27527933916550, 200444657289112,1462699965537270, 10656195549646172,77892908821912858, 567346977263750148] |