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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 43 |
| 3 | 1366 |
| 4 | 38410 |
| 5 | 1010815 |
| 6 | 25515421 |
| 7 | 625878268 |
| 8 | 15034586596 |
| 9 | 355440320845 |
| 10 | 8298240786655 |
| 11 | 191776931546866 |
| 12 | 4395106938053518 |
| 13 | 100020864586079851 |
| 14 | 2262634152933752305 |
| 15 | 50921433140756382520 |
| 16 | 1140878530467983299336 |
[1,43,1366,38410,1010815,25515421,625878268, 15034586596,355440320845,8298240786655, 191776931546866,4395106938053518, 100020864586079851,2262634152933752305, 50921433140756382520,1140878530467983299336] |