n | a(n) |
---|---|
1 | 408 |
2 | 2628 |
3 | 16848 |
4 | 109224 |
5 | 704160 |
6 | 4594320 |
7 | 29782080 |
8 | 195532704 |
9 | 1274237568 |
10 | 8416415808 |
11 | 55124437248 |
12 | 366185867904 |
13 | 2409750673920 |
14 | 16093719394560 |
15 | 106373608473600 |
16 | 713965515692544 |
17 | 4738136283260928 |
18 | 31947371388453888 |
[408,2628,16848,109224,704160,4594320,29782080, 195532704,1274237568,8416415808,55124437248, 366185867904,2409750673920,16093719394560, 106373608473600,713965515692544,4738136283260928, 31947371388453888] |