n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 1 |
3 | 0 |
4 | 6 |
5 | 3 |
6 | 0 |
7 | 120 |
8 | 90 |
9 | 15 |
10 | 0 |
11 | 5040 |
12 | 4620 |
13 | 1260 |
14 | 105 |
15 | 0 |
16 | 362880 |
17 | 378000 |
18 | 132300 |
19 | 18900 |
20 | 945 |
21 | 0 |
22 | 39916800 |
23 | 45571680 |
24 | 18711000 |
25 | 3534300 |
26 | 311850 |
27 | 10395 |
28 | 0 |
29 | 6227020800 |
30 | 7628100480 |
31 | 3511347840 |
32 | 794593800 |
33 | 94594500 |
34 | 5675670 |
35 | 135135 |
[1,0,1,0,6,3,0,120,90,15,0,5040,4620,1260,105,0, 362880,378000,132300,18900,945,0,39916800, 45571680,18711000,3534300,311850,10395,0, 6227020800,7628100480,3511347840,794593800, 94594500,5675670,135135] |