Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 2 |
5 | 7 |
6 | 52 |
7 | 297 |
8 | 1994 |
9 | 14594 |
10 | 113794 |
11 | 991741 |
12 | 9199390 |
13 | 94105010 |
14 | 1015012796 |
15 | 11914379971 |
16 | 146974330141 |
17 | 1954701366709 |
[0,0,0,2,7,52,297,1994,14594,113794,991741, 9199390,94105010,1015012796,11914379971, 146974330141,1954701366709] |