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A192217 as a simple table

n a(n)
1 1
2 4
3 36
4 144
5 3600
6 21600
7 1058400
8 8467200
9 76204800
10 762048000
11 92207808000
12 1106493696000
13 186997434624000
14 2617964084736000
15 39269461271040000
16 628311380336640000
17 181581988917288960000
18 3268475800511201280000
19 1179919763984543662080000

[1,4,36,144,3600,21600,1058400,8467200,76204800,
 762048000,92207808000,1106493696000,
 186997434624000,2617964084736000,
 39269461271040000,628311380336640000,
 181581988917288960000,3268475800511201280000,
 1179919763984543662080000]

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Last modified April 17 23:23 EDT 2024. Contains 371767 sequences. (Running on oeis4.)