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A127671 as a simple table

n a(n)
1 1
2 1
3 -1
4 1
5 -3
6 2
7 1
8 -4
9 -3
10 12
11 -6
12 1
13 -5
14 -10
15 20
16 30
17 -60
18 24
19 1
20 -6
21 -15
22 -10
23 30
24 120
25 30
26 -120
27 -270
28 360
29 -120
30 1
31 -7
32 -21
33 -35
34 42
35 210
36 140
37 210
38 -210
39 -1260
40 -630
41 840
42 2520
43 -2520
44 720
45 1
46 -8
47 -28
48 -56
49 -35
50 56
51 336
52 560
53 420
54 560
55 -336
56 -2520
57 -1680
58 -5040
59 -630
60 1680
61 13440
62 10080
63 -6720

[1,1,-1,1,-3,2,1,-4,-3,12,-6,1,-5,-10,20,30,-60,
 24,1,-6,-15,-10,30,120,30,-120,-270,360,-120,1,-7,
 -21,-35,42,210,140,210,-210,-1260,-630,840,2520,
 -2520,720,1,-8,-28,-56,-35,56,336,560,420,560,
 -336,-2520,-1680,-5040,-630,1680,13440,10080,
 -6720]

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Last modified March 28 16:58 EDT 2024. Contains 371254 sequences. (Running on oeis4.)