n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 17 |
4 | 151 |
5 | 1893 |
6 | 31499 |
7 | 666169 |
8 | 17351967 |
9 | 543441005 |
10 | 20079329875 |
11 | 861908850561 |
12 | 42439075349543 |
13 | 2371469004695797 |
14 | 149022897087857691 |
15 | 10448429535366899273 |
16 | 811758520658841809839 |
17 | 69463012765807086749949 |
18 | 6511800419610377560644707 |
19 | 665560984365147223546851985 |
[1,1,3,17,151,1893,31499,666169,17351967, 543441005,20079329875,861908850561,42439075349543, 2371469004695797,149022897087857691, 10448429535366899273,811758520658841809839, 69463012765807086749949,6511800419610377560644707, 665560984365147223546851985] |