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A129365 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 1
6 2
7 2
8 2
9 6
10 48
11 48
12 48
13 48
14 1536
15 207360
16 207360
17 207360
18 1105920
19 1105920
20 17694720
21 30098718720
22 15410543984640
23 15410543984640
24 481579499520
25 60197437440000
26 123284351877120000
27 29958097506140160000

[1,1,1,1,1,2,2,2,6,48,48,48,48,1536,207360,207360,
 207360,1105920,1105920,17694720,30098718720,
 15410543984640,15410543984640,481579499520,
 60197437440000,123284351877120000,
 29958097506140160000]

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Last modified October 18 14:44 EDT 2019. Contains 328161 sequences. (Running on oeis4.)