n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 7 |
4 | 37 |
5 | 279 |
6 | 2919 |
7 | 42011 |
8 | 833314 |
9 | 22937285 |
10 | 882905932 |
11 | 47833330376 |
12 | 3664667588132 |
13 | 398332024544864 |
14 | 61567508987316736 |
15 | 13553812089298857340 |
16 | 4254977588443309549759 |
17 | 1906584878492298737985244 |
18 | 1220249817955981418494900097 |
[1,1,2,7,37,279,2919,42011,833314,22937285, 882905932,47833330376,3664667588132, 398332024544864,61567508987316736, 13553812089298857340,4254977588443309549759, 1906584878492298737985244, 1220249817955981418494900097] |