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A347391 as a simple table

n a(n)
1 3
2 4
3 5
4 15
5 20
6 189
7 945
8 2125
9 6375
10 9261
11 46305
12 401625
13 19679625 

[3,4,5,15,20,189,945,2125,6375,9261,46305,401625,
 19679625]

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Last modified July 23 06:59 EDT 2024. Contains 374544 sequences. (Running on oeis4.)