n | a(n) |
---|---|
0 | 1 |
1 | 24 |
2 | 612 |
3 | 15912 |
4 | 417690 |
5 | 11027016 |
6 | 292215924 |
7 | 7764594552 |
8 | 206732329947 |
9 | 5512862131920 |
10 | 147193418922264 |
11 | 3934078651195056 |
12 | 105236603919467748 |
13 | 2817102935690367408 |
14 | 75458114348849127000 |
15 | 2022277464549156603600 |
[1,24,612,15912,417690,11027016,292215924, 7764594552,206732329947,5512862131920, 147193418922264,3934078651195056, 105236603919467748,2817102935690367408, 75458114348849127000,2022277464549156603600] |