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A111779 as a simple table

n a(n)
5 1
6 30
7 651
8 12600
9 235494
10 4396140
11 83471850
12 1627358040
13 32754696975
14 682573101210
15 14749179169725
16 330654317994000
17 7691170398011100
18 185559161386599000
19 4641068950134516900
20 120256269348313098000 

[1,30,651,12600,235494,4396140,83471850,
 1627358040,32754696975,682573101210,
 14749179169725,330654317994000,7691170398011100,
 185559161386599000,4641068950134516900,
 120256269348313098000]

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Last modified April 24 08:59 EDT 2024. Contains 371935 sequences. (Running on oeis4.)