n | a(n) |
---|---|
1 | 2 |
2 | 36 |
3 | 384 |
4 | 3528 |
5 | 30250 |
6 | 248832 |
7 | 1989806 |
8 | 15586704 |
9 | 120187008 |
10 | 915304500 |
11 | 6900949462 |
12 | 51599794176 |
13 | 383142771674 |
14 | 2828107288188 |
15 | 20768716848000 |
16 | 151840963183392 |
17 | 1105779284582146 |
18 | 8024954790380544 |
19 | 58059628319357318 |
20 | 418891171182561000 |
21 | 3014678940049375872 |
22 | 21646865272061272716 |
[2,36,384,3528,30250,248832,1989806,15586704, 120187008,915304500,6900949462,51599794176, 383142771674,2828107288188,20768716848000, 151840963183392,1105779284582146,8024954790380544, 58059628319357318,418891171182561000, 3014678940049375872,21646865272061272716] |