| n | a(n) |
|---|---|
| 1 | 341 |
| 2 | 561 |
| 3 | 645 |
| 4 | 18705 |
| 5 | 2113665 |
| 6 | 2882265 |
| 7 | 81722145 |
| 8 | 9234602385 |
| 9 | 19154790699045 |
| 10 | 43913624518905 |
| 11 | 56123513337585 |
| 12 | 162522591775545 |
| 13 | 221776809518265 |
| 14 | 3274782926266545 |
| 15 | 4788772759754985 |
[341,561,645,18705,2113665,2882265,81722145, 9234602385,19154790699045,43913624518905, 56123513337585,162522591775545,221776809518265, 3274782926266545,4788772759754985] |