n | a(n) |
---|---|
1 | 2 |
2 | 16 |
3 | 96 |
4 | 448 |
5 | 1858 |
6 | 6896 |
7 | 23776 |
8 | 76608 |
9 | 234432 |
10 | 684336 |
11 | 1921472 |
12 | 5206208 |
13 | 13679490 |
14 | 34941120 |
15 | 87036576 |
16 | 211822976 |
17 | 504784704 |
18 | 1179589728 |
19 | 2707337056 |
20 | 6109982400 |
21 | 13575320320 |
22 | 29721857904 |
23 | 64184237216 |
24 | 136816242816 |
[2,16,96,448,1858,6896,23776,76608,234432,684336, 1921472,5206208,13679490,34941120,87036576, 211822976,504784704,1179589728,2707337056, 6109982400,13575320320,29721857904,64184237216, 136816242816] |