Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 6 |
2 | 12 |
3 | 60 |
4 | 264 |
5 | 1392 |
6 | 7392 |
7 | 41424 |
8 | 236640 |
9 | 1384512 |
10 | 8224896 |
11 | 49554816 |
12 | 301884672 |
13 | 1856878080 |
14 | 11514915840 |
15 | 71915838720 |
16 | 451938731520 |
17 | 2855705994240 |
18 | 18132621772800 |
19 | 115637702461440 |
20 | 740356410961920 |
21 | 4756888756101120 |
22 | 30662391191715840 |
23 | 198229520200704000 |
24 | 1285001080928845824 |
[1,6,12,60,264,1392,7392,41424,236640,1384512, 8224896,49554816,301884672,1856878080,11514915840, 71915838720,451938731520,2855705994240, 18132621772800,115637702461440,740356410961920, 4756888756101120,30662391191715840, 198229520200704000,1285001080928845824] |