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A263634 as a simple table

n a(n)
1 1
2 -1
3 1
4 2
5 -3
6 1
7 -6
8 12
9 -4
10 -3
11 1
12 24
13 -60
14 20
15 30
16 -5
17 -10
18 1
19 -120
20 360
21 -120
22 -270
23 30
24 120
25 30
26 -6
27 -15
28 -10
29 1
30 720
31 -2520
32 840
33 2520
34 -210
35 -1260
36 -630
37 42
38 210
39 140
40 210
41 -7
42 -21
43 -35
44 1

[1,-1,1,2,-3,1,-6,12,-4,-3,1,24,-60,20,30,-5,-10,
 1,-120,360,-120,-270,30,120,30,-6,-15,-10,1,720,
 -2520,840,2520,-210,-1260,-630,42,210,140,210,-7,
 -21,-35,1]

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Last modified March 29 00:26 EDT 2024. Contains 371264 sequences. (Running on oeis4.)