n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | -1 |
4 | 1 |
5 | -3 |
6 | 1 |
7 | 1 |
8 | -7 |
9 | 6 |
10 | -1 |
11 | 1 |
12 | -15 |
13 | 25 |
14 | -10 |
15 | 1 |
16 | 1 |
17 | -31 |
18 | 90 |
19 | -65 |
20 | 15 |
21 | -1 |
22 | 1 |
23 | -63 |
24 | 301 |
25 | -350 |
26 | 140 |
27 | -21 |
28 | 1 |
29 | 1 |
30 | -127 |
31 | 966 |
32 | -1701 |
33 | 1050 |
34 | -266 |
35 | 28 |
36 | -1 |
37 | 1 |
38 | -255 |
39 | 3025 |
40 | -7770 |
41 | 6951 |
42 | -2646 |
43 | 462 |
44 | -36 |
45 | 1 |
46 | 1 |
47 | -511 |
48 | 9330 |
49 | -34105 |
50 | 42525 |
51 | -22827 |
52 | 5880 |
53 | -750 |
54 | 45 |
55 | -1 |
[1,1,-1,1,-3,1,1,-7,6,-1,1,-15,25,-10,1,1,-31,90, -65,15,-1,1,-63,301,-350,140,-21,1,1,-127,966, -1701,1050,-266,28,-1,1,-255,3025,-7770,6951, -2646,462,-36,1,1,-511,9330,-34105,42525,-22827, 5880,-750,45,-1] |