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A156744
as a simple table
n
a(n)
1
-1
2
0
3
1
4
1
5
-8
6
0
7
8
8
-1
9
-1
10
9
11
-45
12
0
13
45
14
-9
15
1
16
3
17
-32
18
168
19
-672
20
0
21
672
22
-168
23
32
24
-3
[-1,0,1,1,-8,0,8,-1,-1,9,-45,0,45,-9,1,3,-32,168, -672,0,672,-168,32,-3]
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Last modified July 28 16:07 EDT 2024. Contains 374698 sequences. (Running on oeis4.)