n | a(n) |
---|---|
2 | 1 |
3 | 1 |
4 | 49 |
5 | 52 |
6 | 20515 |
7 | 7689 |
8 | 1976849 |
9 | 769072 |
10 | 196573677 |
11 | 1176564625 |
12 | 2252928456427 |
13 | 915495729492 |
14 | 116920050750711 |
15 | 202297407264253 |
16 | 1206847874699507489 |
17 | 1507470694179701824 |
18 | 6945343389873635897155 |
[1,1,49,52,20515,7689,1976849,769072,196573677, 1176564625,2252928456427,915495729492, 116920050750711,202297407264253, 1206847874699507489,1507470694179701824, 6945343389873635897155] |