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 | 25 |
5 | 96 |
6 | 481 |
7 | 3368 |
8 | 20721 |
9 | 141760 |
10 | 1146721 |
11 | 9098112 |
12 | 77652169 |
13 | 726208640 |
14 | 6891125697 |
15 | 69344336896 |
16 | 738718169569 |
17 | 8076031881216 |
18 | 92647353941569 |
19 | 1106883171037184 |
20 | 13616813607795321 |
21 | 174298975125127168 |
22 | 2304515271134124577 |
[1,1,1,4,25,96,481,3368,20721,141760,1146721, 9098112,77652169,726208640,6891125697,69344336896, 738718169569,8076031881216,92647353941569, 1106883171037184,13616813607795321, 174298975125127168,2304515271134124577] |