n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 90 |
3 | 2835 |
4 | 18900 |
5 | 66825 |
6 | 1915538625 |
7 | 127702575 |
8 | 186080895000 |
9 | 350813659321125 |
10 | 7656647326453125 |
11 | 3018906660144375 |
12 | 1211517431782539131250 |
13 | 144228265688397515625 |
14 | 564653660170076273671875 |
15 | 84913182070036240111050234375 |
16 | 499921764568178729658131250000 |
[1,3,90,2835,18900,66825,1915538625,127702575, 186080895000,350813659321125,7656647326453125, 3018906660144375,1211517431782539131250, 144228265688397515625,564653660170076273671875, 84913182070036240111050234375, 499921764568178729658131250000] |