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| n | a(n) |
|---|---|
| 1 | 404672 |
| 2 | 806538 |
| 3 | 2360757 |
| 4 | 8285305 |
| 5 | 8213023 |
| 6 | 12820652 |
| 7 | 26519069 |
| 8 | 34765879 |
| 9 | 46504548 |
| 10 | 78312596 |
| 11 | 126840906 |
| 12 | 207953344 |
| 13 | 361339368 |
| 14 | 611751066 |
| 15 | 1054419972 |
| 16 | 1868901933 |
| 17 | 3294200189 |
| 18 | 5849649134 |
| 19 | 10439241104 |
| 20 | 18677018702 |
| 21 | 33561673772 |
[404672,806538,2360757,8285305,8213023,12820652, 26519069,34765879,46504548,78312596,126840906, 207953344,361339368,611751066,1054419972, 1868901933,3294200189,5849649134,10439241104, 18677018702,33561673772] |