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A229247 as a simple table

n a(n)
5 1
6 6
7 42
8 280
9 1890
10 12978
11 91938
12 671616
13 5064345
14 39439400
15 317158842
16 2631497232
17 22512271964
18 198412838820
19 1800062132940
20 16795556650200
21 161038724157045
22 1585408383273330
23 16013462706719170
24 165819496710741720
25 1759058150311036806
26 19103856738729254206

[1,6,42,280,1890,12978,91938,671616,5064345,
 39439400,317158842,2631497232,22512271964,
 198412838820,1800062132940,16795556650200,
 161038724157045,1585408383273330,
 16013462706719170,165819496710741720,
 1759058150311036806,19103856738729254206]

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Last modified April 25 09:34 EDT 2024. Contains 371967 sequences. (Running on oeis4.)