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A220558 as a simple table

n a(n)
1 5
2 47
3 430
4 3966
5 36640
6 338581
7 3128843
8 28913910
9 267196106
10 2469184016
11 22817958901
12 210862878471
13 1948603453870
14 18007225586854
15 166406444930000
16 1537777420552101
17 14210744037917219
18 131322806156626838 

[5,47,430,3966,36640,338581,3128843,28913910,
 267196106,2469184016,22817958901,210862878471,
 1948603453870,18007225586854,166406444930000,
 1537777420552101,14210744037917219,
 131322806156626838]

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Last modified June 16 12:34 EDT 2024. Contains 373429 sequences. (Running on oeis4.)