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A174197 as a simple table

n a(n)
1 4
2 6
3 24
4 30
5 720
6 168
7 720
8 2520
9 151200
10 55440
11 665280
12 1310400
13 47520
14 454053600
15 2471040
16 3598560
17 4410806400
18 1769644800
19 801964800
20 1150269120
21 2283240960

[4,6,24,30,720,168,720,2520,151200,55440,665280,
 1310400,47520,454053600,2471040,3598560,
 4410806400,1769644800,801964800,1150269120,
 2283240960]

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Last modified June 20 02:38 EDT 2024. Contains 373511 sequences. (Running on oeis4.)