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A291696 as a simple table

n a(n)
0 1
1 -1
2 0
3 0
4 -4
5 4
6 0
7 0
8 6
9 -15
10 9
11 0
12 -4
13 40
14 -36
15 0
16 -15
17 -39
18 90
19 -36
20 64
21 -28
22 -180
23 144
24 -96
25 206
26 106
27 -300
28 148
29 -540
30 332
31 480
32 -232
33 610
34 -1029
35 -189
36 114
37 -86
38 1880
39 -1068
40 24
41 -921
42 -1545
43 2466
44 -300
45 2858
46 -1514
47 -3180
48 976
49 -4121
50 5590
51 1995

[1,-1,0,0,-4,4,0,0,6,-15,9,0,-4,40,-36,0,-15,-39,
 90,-36,64,-28,-180,144,-96,206,106,-300,148,-540,
 332,480,-232,610,-1029,-189,114,-86,1880,-1068,24,
 -921,-1545,2466,-300,2858,-1514,-3180,976,-4121,
 5590,1995]

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Last modified April 23 23:26 EDT 2024. Contains 371917 sequences. (Running on oeis4.)