Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 0 |
2 | 5 |
3 | 40 |
4 | 285 |
5 | 2000 |
6 | 14005 |
7 | 98040 |
8 | 686285 |
9 | 4804000 |
10 | 33628005 |
11 | 235396040 |
12 | 1647772285 |
13 | 11534406000 |
14 | 80740842005 |
15 | 565185894040 |
16 | 3956301258285 |
17 | 27694108808000 |
18 | 193858761656005 |
19 | 1357011331592040 |
20 | 9499079321144285 |
[0,5,40,285,2000,14005,98040,686285,4804000, 33628005,235396040,1647772285,11534406000, 80740842005,565185894040,3956301258285, 27694108808000,193858761656005,1357011331592040, 9499079321144285] |