n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 6 |
3 | -3 |
4 | 10 |
5 | -12 |
6 | 15 |
7 | -30 |
8 | 6 |
9 | 21 |
10 | -60 |
11 | 30 |
12 | 28 |
13 | -105 |
14 | 90 |
15 | -10 |
16 | 36 |
17 | -168 |
18 | 210 |
19 | -60 |
20 | 45 |
21 | -252 |
22 | 420 |
23 | -210 |
24 | 15 |
25 | 55 |
26 | -360 |
27 | 756 |
28 | -560 |
29 | 105 |
30 | 66 |
31 | -495 |
32 | 1260 |
33 | -1260 |
34 | 420 |
35 | -21 |
36 | 78 |
37 | -660 |
38 | 1980 |
39 | -2520 |
40 | 1260 |
41 | -168 |
42 | 91 |
43 | -858 |
44 | 2970 |
45 | -4620 |
46 | 3150 |
47 | -756 |
48 | 28 |
49 | 105 |
50 | -1092 |
51 | 4290 |
52 | -7920 |
53 | 6930 |
54 | -2520 |
55 | 252 |
56 | 120 |
57 | -1365 |
[1,3,6,-3,10,-12,15,-30,6,21,-60,30,28,-105,90, -10,36,-168,210,-60,45,-252,420,-210,15,55,-360, 756,-560,105,66,-495,1260,-1260,420,-21,78,-660, 1980,-2520,1260,-168,91,-858,2970,-4620,3150,-756, 28,105,-1092,4290,-7920,6930,-2520,252,120,-1365] |