Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
3 | 4 |
4 | 15 |
5 | 72 |
6 | 420 |
7 | 2880 |
8 | 22680 |
9 | 201600 |
10 | 1995840 |
11 | 21772800 |
12 | 259459200 |
13 | 3353011200 |
14 | 46702656000 |
15 | 697426329600 |
16 | 11115232128000 |
17 | 188305108992000 |
18 | 3379030566912000 |
19 | 64023737057280000 |
20 | 1277273554292736000 |
21 | 26761922089943040000 |
22 | 587545834974658560000 |
23 | 13488008733331292160000 |
[4,15,72,420,2880,22680,201600,1995840,21772800, 259459200,3353011200,46702656000,697426329600, 11115232128000,188305108992000,3379030566912000, 64023737057280000,1277273554292736000, 26761922089943040000,587545834974658560000, 13488008733331292160000] |