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A261278 as a simple table

n a(n)
1 1
2 4
3 0
4 -8
5 0
6 0
7 20
8 -32
9 0
10 0
11 0
12 0
13 -70
14 80
15 0
16 64
17 0
18 0
19 56
20 0
21 0
22 0
23 0
24 0
25 -125
26 -280
27 0
28 -160
29 0
30 0
31 308
32 256
33 0
34 0
35 0
36 0
37 110
38 224
39 0
40 0
41 0
42 0
43 -520
44 0
45 0
46 0
47 0
48 0
49 57
50 -500
51 0
52 560
53 0
54 0
55 0
56 -640
57 0
58 0
59 0
60 0
61 182
62 1232
63 0
64 -512
65 0
66 0
67 -880
68 0
69 0
70 0
71 0

[1,4,0,-8,0,0,20,-32,0,0,0,0,-70,80,0,64,0,0,56,0,
 0,0,0,0,-125,-280,0,-160,0,0,308,256,0,0,0,0,110,
 224,0,0,0,0,-520,0,0,0,0,0,57,-500,0,560,0,0,0,
 -640,0,0,0,0,182,1232,0,-512,0,0,-880,0,0,0,0]

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Last modified October 26 02:14 EDT 2021. Contains 348256 sequences. (Running on oeis4.)