Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 1 |
3 | 3 |
4 | 6 |
5 | 10 |
6 | 14 |
7 | 14 |
8 | 0 |
9 | -48 |
10 | -164 |
11 | -396 |
12 | -792 |
13 | -1352 |
14 | -1912 |
15 | -1912 |
16 | 0 |
17 | 6528 |
18 | 22288 |
19 | 53808 |
20 | 107616 |
21 | 183712 |
22 | 259808 |
23 | 259808 |
24 | 0 |
25 | -887040 |
26 | -3028544 |
27 | -7311552 |
28 | -14623104 |
29 | -24963200 |
30 | -35303296 |
31 | -35303296 |
32 | 0 |
33 | 120532992 |
34 | 411525376 |
35 | 993510144 |
36 | 1987020288 |
37 | 3392055808 |
38 | 4797091328 |
39 | 4797091328 |
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