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A143139 as a simple table

n a(n)
1 1
2 3
3 25
4 351
5 6901
6 174483
7 5392465
8 196967991
9 8301682141
10 396555037803
11 21171512707225
12 1249311005445231
13 80742309245690821
14 5672134436846492163
15 430345858647623635105
16 35069095795843414698471
17 3054896437732455928549741
18 283283784773408059496473563

[1,3,25,351,6901,174483,5392465,196967991,
 8301682141,396555037803,21171512707225,
 1249311005445231,80742309245690821,
 5672134436846492163,430345858647623635105,
 35069095795843414698471,3054896437732455928549741,
 283283784773408059496473563]

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Last modified September 27 19:23 EDT 2023. Contains 365714 sequences. (Running on oeis4.)