Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 3 |
4 | 63 |
5 | 410 |
6 | 2949 |
7 | 21622 |
8 | 175504 |
9 | 1478015 |
10 | 12330087 |
11 | 107585476 |
12 | 937135794 |
[0,0,3,63,410,2949,21622,175504,1478015,12330087, 107585476,937135794] |