n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 8 |
3 | 48 |
4 | 384 |
5 | 384 |
6 | 4608 |
7 | 64512 |
8 | 1032192 |
9 | 18579456 |
10 | 37158912 |
11 | 817496064 |
12 | 19619905536 |
13 | 510117543936 |
14 | 14283291230208 |
15 | 42849873690624 |
16 | 1371195958099968 |
17 | 46620662575398912 |
18 | 1678343852714360832 |
19 | 63777066403145711616 |
20 | 255108265612582846464 |
21 | 10714547155728479551488 |
[1,2,8,48,384,384,4608,64512,1032192,18579456, 37158912,817496064,19619905536,510117543936, 14283291230208,42849873690624,1371195958099968, 46620662575398912,1678343852714360832, 63777066403145711616,255108265612582846464, 10714547155728479551488] |