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A142472 as a simple table

n a(n)
1 1
2 -4
3 1
4 21
5 -18
6 1
7 -140
8 240
9 -48
10 1
11 1140
12 -3150
13 1300
14 -100
15 1
16 -11004
17 43620
18 -29700
19 4800
20 -180
21 1
22 123074
23 -650769
24 647780
25 -175175
26 13965
27 -294
28 1
29 -1566928
30 10517108
31 -14190400
32 5676160
33 -764400
34 34496
35 -448
36 1
37 22390488
38 -184052520
39 319680732
40 -175091112
41 35160048
42 -2698920
43 75600
44 -648
45 1

[1,-4,1,21,-18,1,-140,240,-48,1,1140,-3150,1300,
 -100,1,-11004,43620,-29700,4800,-180,1,123074,
 -650769,647780,-175175,13965,-294,1,-1566928,
 10517108,-14190400,5676160,-764400,34496,-448,1,
 22390488,-184052520,319680732,-175091112,35160048,
 -2698920,75600,-648,1]

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Last modified April 24 00:30 EDT 2024. Contains 371917 sequences. (Running on oeis4.)