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 | 0 |
5 | 1 |
6 | 0 |
7 | 0 |
8 | 0 |
9 | 2 |
10 | 6 |
11 | 20 |
12 | 34 |
13 | 179 |
14 | 1395 |
15 | 10039 |
16 | 68811 |
17 | 509106 |
18 | 3752134 |
[0,0,0,0,1,0,0,0,2,6,20,34,179,1395,10039,68811, 509106,3752134] |