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A088300 as a simple table

n a(n)
1 1
2 3
3 10
4 40
5 168
6 1008
7 7920
8 63360
9 570240
10 5080320
11 47174400
12 566092800
13 8143027200
14 114002380800
15 1710035712000
16 27360571392000
17 397533007872000
18 7155594141696000
19 147254595231744000
20 2945091904634880000

[1,3,10,40,168,1008,7920,63360,570240,5080320,
 47174400,566092800,8143027200,114002380800,
 1710035712000,27360571392000,397533007872000,
 7155594141696000,147254595231744000,
 2945091904634880000]

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Last modified April 16 05:35 EDT 2024. Contains 371697 sequences. (Running on oeis4.)