n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 3 |
4 | 12 |
5 | 93 |
6 | 670 |
7 | 5775 |
8 | 66360 |
9 | 866201 |
10 | 12368218 |
11 | 199321595 |
12 | 3586550660 |
13 | 70423787445 |
14 | 1499367858742 |
15 | 34522135846471 |
16 | 854378102311664 |
17 | 22596634681576113 |
18 | 636104718523145010 |
19 | 18994369965270547315 |
[1,2,3,12,93,670,5775,66360,866201,12368218, 199321595,3586550660,70423787445,1499367858742, 34522135846471,854378102311664,22596634681576113, 636104718523145010,18994369965270547315] |