n | a(n) |
---|---|
0 | 1 |
1 | 48 |
2 | 756 |
3 | 6720 |
4 | 41580 |
5 | 199584 |
6 | 792792 |
7 | 2718144 |
8 | 8281845 |
9 | 22902880 |
10 | 58402344 |
11 | 139007232 |
12 | 311800944 |
13 | 664191360 |
14 | 1352103840 |
15 | 2644114176 |
16 | 4988699793 |
17 | 9114302736 |
18 | 16175074300 |
19 | 27959131200 |
20 | 47181033900 |
21 | 77886151200 |
22 | 126001769400 |
23 | 200078424000 |
24 | 312275179125 |
[1,48,756,6720,41580,199584,792792,2718144, 8281845,22902880,58402344,139007232,311800944, 664191360,1352103840,2644114176,4988699793, 9114302736,16175074300,27959131200,47181033900, 77886151200,126001769400,200078424000, 312275179125] |