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 | 2 |
5 | 3 |
6 | -3 |
7 | -3 |
8 | 2 |
9 | 6 |
10 | 11 |
11 | -12 |
12 | -21 |
13 | 12 |
14 | 11 |
15 | -6 |
16 | 24 |
17 | 50 |
18 | -61 |
19 | -140 |
20 | 75 |
21 | 140 |
22 | -61 |
23 | -50 |
24 | 24 |
25 | 120 |
26 | 274 |
27 | -375 |
28 | -1011 |
29 | 540 |
30 | 1475 |
31 | -540 |
32 | -1011 |
33 | 375 |
34 | 274 |
35 | -120 |
36 | 720 |
37 | 1764 |
38 | -2696 |
39 | -8085 |
40 | 4479 |
41 | 15456 |
42 | -5005 |
43 | -15456 |
44 | 4479 |
45 | 8085 |
46 | -2696 |
47 | -1764 |
48 | 720 |
49 | 5040 |
50 | 13068 |
51 | -22148 |
52 | -71639 |
53 | 42140 |
54 | 169266 |
55 | -50932 |
56 | -221389 |
57 | 50932 |
58 | 169266 |
59 | -42140 |
60 | -71639 |
61 | 22148 |
62 | 13068 |
63 | -5040 |
64 | 40320 |
65 | 109584 |
66 | -204436 |
67 | -699804 |
68 | 442665 |
69 | 1969380 |
70 | -575310 |
71 | -3176172 |
72 | 593523 |
73 | 3176172 |
74 | -575310 |
75 | -1969380 |
76 | 442665 |
77 | 699804 |
78 | -204436 |
79 | -109584 |
80 | 40320 |
81 | 362880 |
82 | 1026576 |
83 | -2093220 |
84 | -7488928 |
85 | 5124105 |
86 | 24465321 |
87 | -7192395 |
88 | -46885278 |
89 | 7343325 |
90 | 57764619 |
91 | -7343325 |
92 | -46885278 |
93 | 7192395 |
94 | 24465321 |
95 | -5124105 |
96 | -7488928 |
97 | 2093220 |
98 | 1026576 |
99 | -362880 |
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