n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 11 |
4 | 58 |
5 | 351 |
6 | 2354 |
7 | 16307 |
8 | 116183 |
9 | 843779 |
10 | 6227718 |
11 | 46571177 |
12 | 352155364 |
13 | 2688196663 |
14 | 20688930990 |
15 | 160363122189 |
[1,3,11,58,351,2354,16307,116183,843779,6227718, 46571177,352155364,2688196663,20688930990, 160363122189] |