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A144578 as a simple table

n a(n)
0 1
1 2
2 4
3 48
4 384
5 1920
6 46080
7 129024
8 1032192
9 185794560
10 3715891200
11 40874803200
12 78479622144
13 10202350878720
14 64924051046400
15 42849873690624000
16 1371195958099968000
17 4662066257539891200
18 335668770542872166400
19 5797915127558701056000

[1,2,4,48,384,1920,46080,129024,1032192,185794560,
 3715891200,40874803200,78479622144,10202350878720,
 64924051046400,42849873690624000,
 1371195958099968000,4662066257539891200,
 335668770542872166400,5797915127558701056000]

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Last modified June 11 01:40 EDT 2024. Contains 373283 sequences. (Running on oeis4.)