n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 0 |
4 | 6 |
5 | 1 |
6 | 0 |
7 | 24 |
8 | 15 |
9 | 0 |
10 | 0 |
11 | 120 |
12 | 276 |
13 | 20 |
14 | 0 |
15 | 0 |
16 | 720 |
17 | 7140 |
18 | 2024 |
19 | 15 |
20 | 0 |
21 | 0 |
22 | 5040 |
23 | 258840 |
24 | 280840 |
25 | 10626 |
26 | 6 |
27 | 0 |
28 | 0 |
29 | 40320 |
30 | 12698280 |
31 | 61949040 |
32 | 8214570 |
33 | 42504 |
34 | 1 |
35 | 0 |
36 | 0 |
37 | 362880 |
38 | 812831040 |
39 | 21324644880 |
40 | 11104365420 |
41 | 190578024 |
42 | 134596 |
43 | 0 |
44 | 0 |
45 | 0 |
46 | 3628800 |
[1,2,0,6,1,0,24,15,0,0,120,276,20,0,0,720,7140, 2024,15,0,0,5040,258840,280840,10626,6,0,0,40320, 12698280,61949040,8214570,42504,1,0,0,362880, 812831040,21324644880,11104365420,190578024, 134596,0,0,0,3628800] |