n | a(n) |
---|---|
1 | 16 |
2 | 20 |
3 | 120 |
4 | 300 |
5 | 1284 |
6 | 4132 |
7 | 16272 |
8 | 57808 |
9 | 223308 |
10 | 828456 |
11 | 3193588 |
12 | 12106616 |
13 | 46777036 |
14 | 179484068 |
15 | 695670728 |
16 | 2689241588 |
17 | 10454975104 |
18 | 40616587968 |
19 | 158328346172 |
20 | 617266507080 |
21 | 2411727117520 |
22 | 9427476168776 |
23 | 36906793159556 |
[16,20,120,300,1284,4132,16272,57808,223308, 828456,3193588,12106616,46777036,179484068, 695670728,2689241588,10454975104,40616587968, 158328346172,617266507080,2411727117520, 9427476168776,36906793159556] |