n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 18 |
4 | 170 |
5 | 2200 |
6 | 36232 |
7 | 725200 |
8 | 17095248 |
9 | 463936896 |
10 | 14246942336 |
11 | 488428297984 |
12 | 18491942300416 |
13 | 766293946203136 |
14 | 34498781924766720 |
15 | 1676731077272217600 |
16 | 87501958444207351808 |
17 | 4880017252828686155776 |
[1,3,18,170,2200,36232,725200,17095248,463936896, 14246942336,488428297984,18491942300416, 766293946203136,34498781924766720, 1676731077272217600,87501958444207351808, 4880017252828686155776] |