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A038202 as a simple table

n a(n)
4 1
5 1
6 3
7 1
8 9
9 27
10 15
11 18
12 288
13 288
14 420
15 464
16 1856
17 10080
18 46848
19 210240
20 400320
21 652848
22 3991680
23 27528402
24 32659200
25 163296000
26 1143463200
27 1305467240
28 6840489600
29 9453465438
30 337082683248
31 163425485250
32 8376514506360
33 8440230839040
34 5088099594240

[1,1,3,1,9,27,15,18,288,288,420,464,1856,10080,
 46848,210240,400320,652848,3991680,27528402,
 32659200,163296000,1143463200,1305467240,
 6840489600,9453465438,337082683248,163425485250,
 8376514506360,8440230839040,5088099594240]

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Last modified April 17 22:48 EDT 2021. Contains 343071 sequences. (Running on oeis4.)