n | a(n) |
---|---|
2 | 1 |
3 | 3 |
4 | 25 |
5 | 1299 |
6 | 1974452 |
7 | 94345468975 |
8 | 152799292695935115 |
9 | 10526127565809458484649781 |
10 | 38375912431199015810067477044326371 |
[1,3,25,1299,1974452,94345468975, 152799292695935115,10526127565809458484649781, 38375912431199015810067477044326371] |