| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 168 |
| 3 | 432 |
| 4 | 3667 |
| 5 | 34430 |
| 6 | 409478 |
| 7 | 4862916 |
| 8 | 60442630 |
| 9 | 764631608 |
| 10 | 9669569563 |
| 11 | 122749248476 |
| 12 | 1560529225399 |
| 13 | 19844842693550 |
| 14 | 252421510589391 |
| 15 | 3211301552676338 |
| 16 | 40856246979685360 |
| 17 | 519811697254457408 |
[1,168,432,3667,34430,409478,4862916,60442630, 764631608,9669569563,122749248476,1560529225399, 19844842693550,252421510589391,3211301552676338, 40856246979685360,519811697254457408] |