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 | 4 |
4 | 13 |
5 | 66 |
6 | 394 |
7 | 2759 |
8 | 22005 |
9 | 198049 |
10 | 1979646 |
11 | 21776107 |
12 | 261287398 |
13 | 3396736175 |
14 | 47553219799 |
15 | 713298307974 |
16 | 11412712029909 |
17 | 194016104508454 |
18 | 3492285524896921 |
19 | 66353424973041500 |
20 | 1327068107226627278 |
21 | 27868430252187313730 |
22 | 613105422439139763585 |
[1,1,1,4,13,66,394,2759,22005,198049,1979646, 21776107,261287398,3396736175,47553219799, 713298307974,11412712029909,194016104508454, 3492285524896921,66353424973041500, 1327068107226627278,27868430252187313730, 613105422439139763585] |