n | a(n) |
---|---|
1 | 1 |
2 | 10 |
3 | 135 |
4 | 1980 |
5 | 30475 |
6 | 483702 |
7 | 7847525 |
8 | 129419240 |
9 | 2161766520 |
10 | 36481155310 |
11 | 620845213890 |
12 | 10640356142700 |
13 | 183453873965570 |
14 | 3179310190998270 |
15 | 55345614317169210 |
[1,10,135,1980,30475,483702,7847525,129419240, 2161766520,36481155310,620845213890, 10640356142700,183453873965570,3179310190998270, 55345614317169210] |