n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 576 |
3 | 30618 |
4 | 532480 |
5 | 4921875 |
6 | 30373056 |
7 | 141649396 |
8 | 537919488 |
9 | 1745783685 |
10 | 5005000000 |
11 | 12978455886 |
12 | 30976598016 |
13 | 68960620183 |
14 | 144680034240 |
15 | 288410625000 |
16 | 549890031616 |
17 | 1008202119561 |
18 | 1785539723328 |
19 | 3065980064770 |
[0,1,576,30618,532480,4921875,30373056,141649396, 537919488,1745783685,5005000000,12978455886, 30976598016,68960620183,144680034240,288410625000, 549890031616,1008202119561,1785539723328, 3065980064770] |