Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 2 |
3 | 3 |
4 | 13 |
5 | 32 |
6 | 121 |
7 | 376 |
8 | 1406 |
9 | 5030 |
10 | 19632 |
11 | 76334 |
12 | 314582 |
13 | 1308550 |
14 | 5667494 |
15 | 24940458 |
16 | 113239394 |
17 | 523149560 |
18 | 2480434938 |
19 | 11968944532 |
20 | 59051754824 |
[1,0,2,3,13,32,121,376,1406,5030,19632,76334, 314582,1308550,5667494,24940458,113239394, 523149560,2480434938,11968944532,59051754824] |