Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 6 |
3 | 24 |
4 | 130 |
5 | 960 |
6 | 9702 |
7 | 134512 |
8 | 2562516 |
9 | 67152240 |
10 | 2422643366 |
11 | 120395521752 |
12 | 8245524190254 |
13 | 778511553019200 |
14 | 101361018574446630 |
15 | 18202576574465956224 |
16 | 4509516189662784365688 |
17 | 1541444043912873505870464 |
18 | 727078284287957812245097914 |
[1,2,6,24,130,960,9702,134512,2562516,67152240, 2422643366,120395521752,8245524190254, 778511553019200,101361018574446630, 18202576574465956224,4509516189662784365688, 1541444043912873505870464, 727078284287957812245097914] |