n | a(n) |
---|---|
2 | 1 |
3 | 13 |
4 | 130 |
5 | 1210 |
6 | 11011 |
7 | 99463 |
8 | 896260 |
9 | 8069620 |
10 | 72636421 |
11 | 653757313 |
12 | 5883904390 |
13 | 52955405230 |
14 | 476599444231 |
15 | 4289397389563 |
16 | 38604583680520 |
17 | 347441274648040 |
18 | 3126971536402441 |
[1,13,130,1210,11011,99463,896260,8069620, 72636421,653757313,5883904390,52955405230, 476599444231,4289397389563,38604583680520, 347441274648040,3126971536402441] |