n | a(n) |
---|---|
1 | 1 |
2 | 6 |
3 | 35 |
4 | 190 |
5 | 1015 |
6 | 5304 |
7 | 27417 |
8 | 142142 |
9 | 736782 |
10 | 3816852 |
11 | 19774690 |
12 | 102446730 |
13 | 530743749 |
14 | 2749606626 |
15 | 14244797910 |
[1,6,35,190,1015,5304,27417,142142,736782,3816852, 19774690,102446730,530743749,2749606626, 14244797910] |