Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 2 |
4 | 144 |
5 | 72 |
6 | 64800 |
7 | 1800 |
8 | 2822400 |
9 | 3175200 |
10 | 317520000 |
11 | 635040 |
12 | 11064936960 |
13 | 15367968 |
14 | 2545242860160 |
15 | 14609174580000 |
16 | 8310997094400 |
17 | 259718659200 |
18 | 24319016372851200 |
19 | 75058692508800 |
20 | 10838475198270720000 |
21 | 2389883781218693760 |
22 | 374701571140216320 |
[1,1,1,2,144,72,64800,1800,2822400,3175200, 317520000,635040,11064936960,15367968, 2545242860160,14609174580000,8310997094400, 259718659200,24319016372851200,75058692508800, 10838475198270720000,2389883781218693760, 374701571140216320] |