n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 3 |
4 | 7 |
5 | 27 |
6 | 84 |
7 | 533 |
8 | 5474 |
9 | 53085 |
10 | 404277 |
11 | 4881327 |
12 | 64681840 |
13 | 821227056 |
14 | 9483498992 |
15 | 205857814704 |
16 | 4404636345376 |
[1,2,3,7,27,84,533,5474,53085,404277,4881327, 64681840,821227056,9483498992,205857814704, 4404636345376] |