n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 1 |
4 | -1 |
5 | 2 |
6 | 1 |
7 | -2 |
8 | -3 |
9 | 6 |
10 | 1 |
11 | -3 |
12 | -20 |
13 | 45 |
14 | 24 |
15 | 1 |
16 | -4 |
17 | -63 |
18 | 1600 |
19 | 4725 |
20 | 120 |
21 | 1 |
22 | -5 |
23 | -144 |
24 | 14553 |
25 | 1408000 |
26 | -4465125 |
27 | 720 |
28 | 1 |
29 | -6 |
30 | -275 |
31 | 72576 |
32 | 50426145 |
33 | -17346560000 |
34 | -46414974375 |
35 | 5040 |
36 | 1 |
37 | -7 |
38 | -468 |
39 | 257125 |
40 | 694987776 |
41 | -3319805256075 |
42 | -3633063526400000 |
43 | 6272287562165625 |
44 | 40320 |
[1,1,1,1,-1,2,1,-2,-3,6,1,-3,-20,45,24,1,-4,-63, 1600,4725,120,1,-5,-144,14553,1408000,-4465125, 720,1,-6,-275,72576,50426145,-17346560000, -46414974375,5040,1,-7,-468,257125,694987776, -3319805256075,-3633063526400000,6272287562165625, 40320] |