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A053918 as a simple table

n a(n)
1 5
2 15
3 235
4 485
5 1885
6 5765
7 15885
8 50235
9 57665
10 72335
11 1798765
12 15249765
13 187703365
14 179876492415
15 159789024443333515
16 576387476638096486959455635

[5,15,235,485,1885,5765,15885,50235,57665,72335,
 1798765,15249765,187703365,179876492415,
 159789024443333515,576387476638096486959455635]

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Last modified April 24 08:13 EDT 2024. Contains 371922 sequences. (Running on oeis4.)