Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 5 |
4 | 14 |
5 | 41 |
6 | 124 |
7 | 384 |
8 | 1210 |
9 | 3861 |
10 | 12434 |
11 | 40313 |
12 | 131332 |
13 | 429250 |
14 | 1405696 |
15 | 4606898 |
16 | 15093714 |
17 | 49386035 |
18 | 161204470 |
19 | 524361475 |
20 | 1697564726 |
21 | 5461804480 |
22 | 17433977340 |
23 | 55085418075 |
24 | 171777442668 |
25 | 526480895241 |
26 | 1576234101044 |
27 | 4565064570082 |
28 | 12573573588000 |
[1,1,2,5,14,41,124,384,1210,3861,12434,40313, 131332,429250,1405696,4606898,15093714,49386035, 161204470,524361475,1697564726,5461804480, 17433977340,55085418075,171777442668,526480895241, 1576234101044,4565064570082,12573573588000] |