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| n | a(n) |
|---|---|
| 1 | 294960 |
| 2 | 2927601 |
| 3 | 18460629 |
| 4 | 27337100 |
| 5 | 65947572 |
| 6 | 159909048 |
| 7 | 376000912 |
| 8 | 1197367724 |
| 9 | 3293371180 |
| 10 | 8405740372 |
| 11 | 25638745828 |
| 12 | 73266758932 |
| 13 | 207386130564 |
| 14 | 602882751988 |
| 15 | 1758606399332 |
| 16 | 4902574429396 |
| 17 | 14705322089028 |
| 18 | 43968973836212 |
[294960,2927601,18460629,27337100,65947572, 159909048,376000912,1197367724,3293371180, 8405740372,25638745828,73266758932,207386130564, 602882751988,1758606399332,4902574429396, 14705322089028,43968973836212] |