Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 1 |
4 | 0 |
5 | 3 |
6 | 4 |
7 | 12 |
8 | 13 |
9 | 48 |
10 | 61 |
11 | 186 |
12 | 231 |
13 | 727 |
14 | 941 |
15 | 2855 |
16 | 3707 |
17 | 11293 |
18 | 14909 |
19 | 44955 |
20 | 59760 |
21 | 180092 |
22 | 241827 |
[0,0,1,0,3,4,12,13,48,61,186,231,727,941,2855, 3707,11293,14909,44955,59760,180092,241827] |