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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 30 |
| 2 | 573 |
| 3 | 8902 |
| 4 | 122829 |
| 5 | 1570422 |
| 6 | 19052461 |
| 7 | 222558534 |
| 8 | 2527254477 |
| 9 | 28081375894 |
| 10 | 306750949869 |
| 11 | 3305552387046 |
| 12 | 35230183832845 |
| 13 | 372099762869046 |
| 14 | 3900761112145197 |
| 15 | 40636558684412038 |
| 16 | 421103652688800333 |
[1,30,573,8902,122829,1570422,19052461,222558534, 2527254477,28081375894,306750949869,3305552387046, 35230183832845,372099762869046,3900761112145197, 40636558684412038,421103652688800333] |