Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 14 |
4 | 85 |
5 | 671 |
6 | 6405 |
7 | 72302 |
8 | 940005 |
9 | 13846117 |
10 | 227837533 |
11 | 4142793511 |
12 | 82488063476 |
13 | 1785049505682 |
14 | 41715243815059 |
15 | 1046997553798894 |
16 | 28089178205661221 |
17 | 802173732190546289 |
18 | 24296253228394108980 |
19 | 777918130180655893150 |
20 | 26253270588637259772768 |
[1,1,3,14,85,671,6405,72302,940005,13846117, 227837533,4142793511,82488063476,1785049505682, 41715243815059,1046997553798894,28089178205661221, 802173732190546289,24296253228394108980, 777918130180655893150,26253270588637259772768] |