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A238754 as a simple table

n a(n)
0 1
1 1
2 1
3 1
4 15
5 1
6 1
7 80
8 80
9 1
10 1
11 240
12 1280
13 240
14 1
15 1
16 624
17 9984
18 9984
19 624
20 1
21 1
22 1200
23 49920
24 149760
25 49920
26 1200
27 1
28 1
29 2400
30 192000
31 1497600
32 1497600
33 192000
34 2400
35 1
36 1
37 3840
38 614400
39 9216000
40 23961600
41 9216000
42 614400
43 3840
44 1
45 1
46 6480
47 1658880

[1,1,1,1,15,1,1,80,80,1,1,240,1280,240,1,1,624,
 9984,9984,624,1,1,1200,49920,149760,49920,1200,1,
 1,2400,192000,1497600,1497600,192000,2400,1,1,
 3840,614400,9216000,23961600,9216000,614400,3840,
 1,1,6480,1658880]

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Last modified October 19 11:00 EDT 2019. Contains 328216 sequences. (Running on oeis4.)