n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 16 |
4 | 110 |
5 | 986 |
6 | 10202 |
7 | 126288 |
8 | 1770120 |
9 | 27939192 |
10 | 489658632 |
11 | 9455296896 |
12 | 198951693360 |
13 | 4537680805776 |
14 | 111426422418768 |
15 | 2931467216681856 |
16 | 82273083792879744 |
17 | 2453340521239749504 |
18 | 77458777017799833216 |
19 | 2581489882182061744128 |
[1,1,3,16,110,986,10202,126288,1770120,27939192, 489658632,9455296896,198951693360,4537680805776, 111426422418768,2931467216681856, 82273083792879744,2453340521239749504, 77458777017799833216,2581489882182061744128] |