n | a(n) |
---|---|
1 | 4 |
2 | 6 |
3 | 32 |
4 | 38 |
5 | 54 |
6 | 56 |
7 | 84 |
8 | 278 |
9 | 2664 |
10 | 10944 |
11 | 15608 |
12 | 20720 |
13 | 84800 |
14 | 179576 |
15 | 209664 |
16 | 6251904 |
17 | 85505600 |
18 | 125226624 |
19 | 584003328 |
20 | 19018936320 |
21 | 20534891040 |
22 | 79185129984 |
23 | 87065548800 |
24 | 191904215040 |
25 | 964494300024 |
[4,6,32,38,54,56,84,278,2664,10944,15608,20720, 84800,179576,209664,6251904,85505600,125226624, 584003328,19018936320,20534891040,79185129984, 87065548800,191904215040,964494300024] |