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A128247 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 2
6 1
7 12
8 1
9 8
10 3
11 1440
12 1
13 17280
14 3
15 112
16 45
17 29030400
18 1
19 522547200
20 3
21 12800
22 945
23 4828336128000
24 1
25 38626689024
26 4725
27 512512000
28 2025
29 3796230997278720000
30 1
31 113886929918361600000
32 42525
33 10436608000
34 1403325
35 551910745571328
36 175

[1,1,1,1,2,1,12,1,8,3,1440,1,17280,3,112,45,
 29030400,1,522547200,3,12800,945,4828336128000,1,
 38626689024,4725,512512000,2025,
 3796230997278720000,1,113886929918361600000,42525,
 10436608000,1403325,551910745571328,175]

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Last modified April 19 14:10 EDT 2024. Contains 371792 sequences. (Running on oeis4.)