Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 5 |
3 | 16 |
4 | 53 |
5 | 186 |
6 | 665 |
7 | 2430 |
8 | 8981 |
9 | 33556 |
10 | 126300 |
11 | 478468 |
12 | 1821677 |
13 | 6965726 |
14 | 26730639 |
15 | 102895388 |
16 | 397130997 |
17 | 1536321264 |
18 | 5955477230 |
19 | 23128018490 |
20 | 89962619148 |
21 | 350442078972 |
22 | 1366907765382 |
23 | 5337995113404 |
24 | 20868301796085 |
[1,2,5,16,53,186,665,2430,8981,33556,126300, 478468,1821677,6965726,26730639,102895388, 397130997,1536321264,5955477230,23128018490, 89962619148,350442078972,1366907765382, 5337995113404,20868301796085] |