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A181977 as a simple table

n a(n)
2 1
3 -3
4 0
5 8
6 -9
7 0
8 17
9 -27
10 0
11 40
12 -39
13 0
14 50
15 -72
16 0
17 96
18 -81
19 0
20 104
21 -150
22 0
23 176
24 -153
25 0
26 170
27 -243
28 0
29 280
30 -216
31 0
32 273
33 -360
34 0
35 400
36 -351
37 0
38 362
39 -510
40 0
41 560
42 -450
43 0
44 520
45 -648
46 0
47 736
48 -615
49 0
50 601
51 -864
52 0
53 936
54 -729
55 0
56 850
57 -1086
58 0
59 1160

[1,-3,0,8,-9,0,17,-27,0,40,-39,0,50,-72,0,96,-81,
 0,104,-150,0,176,-153,0,170,-243,0,280,-216,0,273,
 -360,0,400,-351,0,362,-510,0,560,-450,0,520,-648,
 0,736,-615,0,601,-864,0,936,-729,0,850,-1086,0,
 1160]

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Last modified March 2 08:39 EST 2021. Contains 341745 sequences. (Running on oeis4.)