n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 1 |
4 | 12 |
5 | 150 |
6 | 2160 |
7 | 36015 |
8 | 688128 |
9 | 14880348 |
10 | 360000000 |
11 | 9646149645 |
12 | 283787919360 |
13 | 9098660462034 |
14 | 315866083233792 |
15 | 11806916748046875 |
16 | 472877960873902080 |
17 | 20205339187128111480 |
18 | 917543123840934346752 |
19 | 44131536275846038655193 |
[0,0,1,12,150,2160,36015,688128,14880348, 360000000,9646149645,283787919360,9098660462034, 315866083233792,11806916748046875, 472877960873902080,20205339187128111480, 917543123840934346752,44131536275846038655193] |