The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 2 | 1 |
| 3 | 50798448 |
| 4 | 190026633752982 |
| 5 | 16460573816989545700 |
| 6 | 111739638856566209416695 |
| 7 | 143179601228065200130305876 |
| 8 | 57851338756390824653502708508 |
| 9 | 10086461440383360741777407234232 |
| 10 | 929834945885124428238498952273725 |
| 11 | 52047326332129638504907000521132040 |
[1,50798448,190026633752982,16460573816989545700, 111739638856566209416695, 143179601228065200130305876, 57851338756390824653502708508, 10086461440383360741777407234232, 929834945885124428238498952273725, 52047326332129638504907000521132040] |