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A228077 as a simple table

n a(n)
2 0
3 -1
4 0
5 0
6 -5
7 1
8 0
9 0
10 -13
11 0
12 -145
13 5
14 0
15 0
16 -25
17 0
18 -3805
19 0
20 0
21 125
22 0
23 0
24 53
25 569
26 -401
27 0
28 0
29 -851525
30 73
31 0
32 0
33 149
34 0
35 -9305
36 0
37 -385645
38 0
39 0
40 -85
41 0
42 -82596761
43 0
44 126985
45 -785
46 0
47 0
48 0
49 0
50 -1321693313
51 1517
52 0
53 4574225
54 0
55 1025
56 0
57 -134485
58 0
59 -535979945
60 63445
61 0
62 -145
63 0
64 0
65 7170685
66 -19805
67 0
68 55335641
69 0
70 -167273125693
71 3793
72 0
73 0
74 -27765559705
75 0
76 0
77 -427316305
78 -1027776565
79 2564801
80 5534176685

[0,-1,0,0,-5,1,0,0,-13,0,-145,5,0,0,-25,0,-3805,0,
 0,125,0,0,53,569,-401,0,0,-851525,73,0,0,149,0,
 -9305,0,-385645,0,0,-85,0,-82596761,0,126985,-785,
 0,0,0,0,-1321693313,1517,0,4574225,0,1025,0,
 -134485,0,-535979945,63445,0,-145,0,0,7170685,
 -19805,0,55335641,0,-167273125693,3793,0,0,
 -27765559705,0,0,-427316305,-1027776565,2564801,
 5534176685]

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Last modified March 28 16:00 EDT 2024. Contains 371254 sequences. (Running on oeis4.)