n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 4 |
4 | 24 |
5 | 224 |
6 | 2862 |
7 | 53010 |
8 | 1527552 |
9 | 65195940 |
10 | 4097065492 |
11 | 385902826186 |
12 | 54089022594864 |
13 | 11269850153217786 |
14 | 3491854976674289164 |
15 | 1609153719436211880868 |
16 | 1102542409006001885651456 |
[1,2,4,24,224,2862,53010,1527552,65195940, 4097065492,385902826186,54089022594864, 11269850153217786,3491854976674289164, 1609153719436211880868,1102542409006001885651456] |