n | a(n) |
---|---|
1 | 2 |
2 | 6 |
3 | 42 |
4 | 1806 |
5 | 140252154 |
6 | 2960567249162390534064678 |
7 | 16206408149667170795492527169244544183769001647636394 |
8 | 88716460433352581330235191998429699486728884944960207211236791363505969487843406 |
[2,6,42,1806,140252154,2960567249162390534064678, 16206408149667170795492527169244544183769001647636\ 394, 88716460433352581330235191998429699486728884944960\ 207211236791363505969487843406] |