n | a(n) |
---|---|
0 | 1 |
1 | -1 |
2 | 1 |
3 | 1 |
4 | -4 |
5 | 2 |
6 | -1 |
7 | 9 |
8 | -18 |
9 | 6 |
10 | 1 |
11 | -16 |
12 | 72 |
13 | -96 |
14 | 24 |
15 | -1 |
16 | 25 |
17 | -200 |
18 | 600 |
19 | -600 |
20 | 120 |
21 | 1 |
22 | -36 |
23 | 450 |
24 | -2400 |
25 | 5400 |
26 | -4320 |
27 | 720 |
28 | -1 |
29 | 49 |
30 | -882 |
31 | 7350 |
32 | -29400 |
33 | 52920 |
34 | -35280 |
35 | 5040 |
36 | 1 |
37 | -64 |
38 | 1568 |
39 | -18816 |
40 | 117600 |
41 | -376320 |
42 | 564480 |
43 | -322560 |
44 | 40320 |
45 | -1 |
46 | 81 |
47 | -2592 |
48 | 42336 |
49 | -381024 |
50 | 1905120 |
51 | -5080320 |
52 | 6531840 |
53 | -3265920 |
54 | 362880 |
[1,-1,1,1,-4,2,-1,9,-18,6,1,-16,72,-96,24,-1,25, -200,600,-600,120,1,-36,450,-2400,5400,-4320,720, -1,49,-882,7350,-29400,52920,-35280,5040,1,-64, 1568,-18816,117600,-376320,564480,-322560,40320, -1,81,-2592,42336,-381024,1905120,-5080320, 6531840,-3265920,362880] |