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A060068 as a simple table

n a(n)
1 1
2 1
3 2
4 6
5 24
6 20
7 720
8 630
9 4480
10 36288
11 3628800
12 1925
13 479001600
14 444787200
15 387459072
16 5108103000
17 20922789888000
18 60988928000
19 6402373705728000
20 15205637551104
21 5516784599040000
22 2322315553259520000
23 1124000727777607680000
24 135277939046250

[1,1,2,6,24,20,720,630,4480,36288,3628800,1925,
 479001600,444787200,387459072,5108103000,
 20922789888000,60988928000,6402373705728000,
 15205637551104,5516784599040000,
 2322315553259520000,1124000727777607680000,
 135277939046250]

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Last modified April 23 20:33 EDT 2024. Contains 371916 sequences. (Running on oeis4.)