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A176013 as a simple table

n a(n)
1 -1
2 2
3 1
4 -6
5 -9
6 -1
7 24
8 72
9 24
10 1
11 -120
12 -600
13 -400
14 -50
15 -1
16 720
17 5400
18 6000
19 1500
20 90
21 1
22 -5040
23 -52920
24 -88200
25 -36750
26 -4410
27 -147
28 -1
29 40320
30 564480
31 1317120
32 823200
33 164640
34 10976
35 224
36 1
37 -362880
38 -6531840
39 -20321280
40 -17781120
41 -5334336
42 -592704
43 -24192
44 -324
45 -1

[-1,2,1,-6,-9,-1,24,72,24,1,-120,-600,-400,-50,-1,
 720,5400,6000,1500,90,1,-5040,-52920,-88200,
 -36750,-4410,-147,-1,40320,564480,1317120,823200,
 164640,10976,224,1,-362880,-6531840,-20321280,
 -17781120,-5334336,-592704,-24192,-324,-1]

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Last modified October 18 21:37 EDT 2021. Contains 348070 sequences. (Running on oeis4.)