n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 1 |
4 | 0 |
5 | 0 |
6 | 0 |
7 | 3 |
8 | 15 |
9 | 15 |
10 | 3 |
11 | 6 |
12 | 222 |
13 | 668 |
14 | 222 |
15 | 6 |
16 | 24 |
17 | 2348 |
18 | 21430 |
19 | 21430 |
20 | 2348 |
21 | 24 |
22 | 72 |
23 | 21302 |
24 | 539596 |
25 | 1585524 |
26 | 539596 |
27 | 21302 |
28 | 72 |
29 | 232 |
30 | 176125 |
31 | 12335295 |
32 | 102868091 |
33 | 102868091 |
34 | 12335295 |
35 | 176125 |
36 | 232 |
37 | 720 |
38 | 1370378 |
39 | 263171408 |
40 | 6167352480 |
[0,1,1,0,0,0,3,15,15,3,6,222,668,222,6,24,2348, 21430,21430,2348,24,72,21302,539596,1585524, 539596,21302,72,232,176125,12335295,102868091, 102868091,12335295,176125,232,720,1370378, 263171408,6167352480] |