n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 3 |
4 | 16 |
5 | 125 |
6 | 1301 |
7 | 17070 |
8 | 272976 |
9 | 5218727 |
10 | 118508219 |
11 | 3224104875 |
12 | 108226321884 |
13 | 4740041705554 |
14 | 291705715765328 |
15 | 26728599026539162 |
16 | 3688459631229579912 |
17 | 751246585455211054713 |
18 | 208348432365596381718906 |
[1,1,3,16,125,1301,17070,272976,5218727,118508219, 3224104875,108226321884,4740041705554, 291705715765328,26728599026539162, 3688459631229579912,751246585455211054713, 208348432365596381718906] |