n | a(n) |
---|---|
1 | 2 |
2 | 4 |
3 | 26 |
4 | 342 |
5 | 9570 |
6 | 541648 |
7 | 63539000 |
8 | 15273379756 |
9 | 7536355198322 |
10 | 7638025013662022 |
11 | 15885925464819479594 |
12 | 67830148307791047786954 |
13 | 594506334059654048458398386 |
14 | 10695894538923756861560332296188 |
[2,4,26,342,9570,541648,63539000,15273379756, 7536355198322,7638025013662022, 15885925464819479594,67830148307791047786954, 594506334059654048458398386, 10695894538923756861560332296188] |