n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 4 |
4 | 10 |
5 | 34 |
6 | 214 |
7 | 3886 |
8 | 419902 |
9 | 816293374 |
10 | 171382426877950 |
11 | 69949169911638289022974 |
12 | 5994029248777394614754727872037912574 |
13 | 209638685189029793998133268981457005889853767752082771673086 |
[1,2,4,10,34,214,3886,419902,816293374, 171382426877950,69949169911638289022974, 5994029248777394614754727872037912574, 20963868518902979399813326898145700588985376775208\ 2771673086] |