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A198204 as a simple table

n a(n)
1 1
2 1
3 2
4 1
5 9
6 12
7 1
8 28
9 120
10 120
11 1
12 75
13 750
14 2100
15 1680
16 1
17 186
18 3780
19 21840
20 45360
21 30240
22 1
23 441
24 16856
25 176400
26 705600
27 1164240
28 665280
29 1
30 1016
31 69552
32 1224720
33 8316000
34 25280640
35 34594560
36 17297280
37 1
38 2295
39 272250
40 7692300
41 82577880
42 408648240
43 998917920
44 1167566400
45 518918400

[1,1,2,1,9,12,1,28,120,120,1,75,750,2100,1680,1,
 186,3780,21840,45360,30240,1,441,16856,176400,
 705600,1164240,665280,1,1016,69552,1224720,
 8316000,25280640,34594560,17297280,1,2295,272250,
 7692300,82577880,408648240,998917920,1167566400,
 518918400]

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Last modified April 24 08:13 EDT 2024. Contains 371922 sequences. (Running on oeis4.)