Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | -1 |
3 | 1 |
4 | -1 |
5 | 1 |
6 | 1 |
7 | -1 |
8 | 0 |
9 | -1 |
10 | 1 |
11 | -1 |
12 | 0 |
13 | 2 |
14 | 1 |
15 | 1 |
16 | -1 |
17 | 0 |
18 | 0 |
19 | -2 |
20 | -1 |
21 | 1 |
22 | -1 |
23 | 0 |
24 | 0 |
25 | 6 |
26 | -6 |
27 | 1 |
28 | 1 |
29 | -1 |
30 | 0 |
31 | 0 |
32 | 0 |
33 | -6 |
34 | 16 |
35 | -1 |
36 | 1 |
37 | -1 |
38 | 0 |
39 | 0 |
40 | 0 |
41 | 24 |
42 | -24 |
43 | 20 |
44 | 1 |
45 | 1 |
46 | -1 |
47 | 0 |
48 | 0 |
49 | 0 |
50 | 0 |
51 | -24 |
52 | -120 |
53 | -132 |
54 | -1 |
55 | 1 |
56 | -1 |
57 | 0 |
58 | 0 |
59 | 0 |
60 | 0 |
61 | 120 |
62 | -120 |
63 | 540 |
64 | -28 |
65 | 1 |
66 | 1 |
67 | -1 |
68 | 0 |
69 | 0 |
70 | 0 |
71 | 0 |
72 | 0 |
73 | -120 |
74 | -720 |
75 | 1764 |
76 | 1216 |
77 | -1 |
[1,1,-1,1,-1,1,1,-1,0,-1,1,-1,0,2,1,1,-1,0,0,-2, -1,1,-1,0,0,6,-6,1,1,-1,0,0,0,-6,16,-1,1,-1,0,0,0, 24,-24,20,1,1,-1,0,0,0,0,-24,-120,-132,-1,1,-1,0, 0,0,0,120,-120,540,-28,1,1,-1,0,0,0,0,0,-120,-720, 1764,1216,-1] |