Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 1 |
3 | 3 |
4 | 12 |
5 | 47 |
6 | 195 |
7 | 864 |
8 | 4119 |
9 | 21113 |
10 | 115920 |
11 | 678481 |
12 | 4213453 |
13 | 27644204 |
14 | 190898945 |
15 | 1382957935 |
16 | 10480141160 |
17 | 82864868207 |
18 | 682076803575 |
19 | 5832742200876 |
20 | 51724158228607 |
21 | 474869816145805 |
22 | 4506715738429612 |
23 | 44152005855055689 |
24 | 445958869294758921 |
25 | 4638590332229924328 |
[1,0,1,3,12,47,195,864,4119,21113,115920,678481, 4213453,27644204,190898945,1382957935,10480141160, 82864868207,682076803575,5832742200876, 51724158228607,474869816145805,4506715738429612, 44152005855055689,445958869294758921, 4638590332229924328] |