n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 1 |
3 | 0 |
4 | 2 |
5 | -1 |
6 | 0 |
7 | 3 |
8 | -3 |
9 | 2 |
10 | 0 |
11 | 4 |
12 | -6 |
13 | 8 |
14 | -3 |
15 | 0 |
16 | 5 |
17 | -10 |
18 | 20 |
19 | -15 |
20 | 5 |
21 | 0 |
22 | 6 |
23 | -15 |
24 | 40 |
25 | -45 |
26 | 30 |
27 | -8 |
28 | 0 |
29 | 7 |
30 | -21 |
31 | 70 |
32 | -105 |
33 | 105 |
34 | -56 |
35 | 13 |
36 | 0 |
37 | 8 |
38 | -28 |
39 | 112 |
40 | -210 |
41 | 280 |
42 | -224 |
43 | 104 |
44 | -21 |
45 | 0 |
46 | 9 |
47 | -36 |
48 | 168 |
49 | -378 |
50 | 630 |
51 | -672 |
52 | 468 |
53 | -189 |
54 | 34 |
55 | 0 |
56 | 10 |
57 | -45 |
58 | 240 |
59 | -630 |
60 | 1260 |
61 | -1680 |
62 | 1560 |
63 | -945 |
64 | 340 |
65 | -55 |
[0,0,1,0,2,-1,0,3,-3,2,0,4,-6,8,-3,0,5,-10,20,-15, 5,0,6,-15,40,-45,30,-8,0,7,-21,70,-105,105,-56,13, 0,8,-28,112,-210,280,-224,104,-21,0,9,-36,168, -378,630,-672,468,-189,34,0,10,-45,240,-630,1260, -1680,1560,-945,340,-55] |