Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 6 |
4 | 58 |
5 | 720 |
6 | 10506 |
7 | 172284 |
8 | 3092717 |
9 | 59758608 |
10 | 1228626514 |
11 | 26657057728 |
12 | 606616602302 |
13 | 14410894287172 |
14 | 356081682054300 |
15 | 9124705519233832 |
16 | 241916247567814448 |
17 | 6622686675121529288 |
18 | 186900262172114801748 |
19 | 5429779249015331564288 |
20 | 162190080378495122207760 |
[1,1,6,58,720,10506,172284,3092717,59758608, 1228626514,26657057728,606616602302, 14410894287172,356081682054300,9124705519233832, 241916247567814448,6622686675121529288, 186900262172114801748,5429779249015331564288, 162190080378495122207760] |