Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 5 |
4 | 24 |
5 | 129 |
6 | 960 |
7 | 7965 |
8 | 80640 |
9 | 903105 |
10 | 11612160 |
11 | 163451925 |
12 | 2554675200 |
13 | 43259364225 |
14 | 797058662400 |
15 | 15764670046125 |
16 | 334764638208000 |
17 | 7571150452490625 |
18 | 182111963185152000 |
19 | 4634731528895593125 |
20 | 124564582818643968000 |
[1,2,5,24,129,960,7965,80640,903105,11612160, 163451925,2554675200,43259364225,797058662400, 15764670046125,334764638208000,7571150452490625, 182111963185152000,4634731528895593125, 124564582818643968000] |