n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 6 |
3 | 28 |
4 | 36 |
5 | 120 |
6 | 528 |
7 | 2080 |
8 | 2016 |
9 | 25200 |
10 | 32640 |
11 | 819840 |
12 | 131328 |
13 | 7874496 |
14 | 20476800 |
15 | 52433920 |
16 | 8386560 |
17 | 102767616 |
18 | 536887296 |
19 | 2147450880 |
20 | 26306560000 |
21 | 16240435200 |
22 | 116802736128 |
23 | 34359607296 |
24 | 2199022206976 |
25 | 549755289600 |
[1,3,6,28,36,120,528,2080,2016,25200,32640,819840, 131328,7874496,20476800,52433920,8386560, 102767616,536887296,2147450880,26306560000, 16240435200,116802736128,34359607296, 2199022206976,549755289600] |