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A229662 as a simple table

n a(n)
1 2
2 5
3 20
4 149
5 1852
6 34354
7 873386
8 28671789
9 1166062774
10 56973937168
11 3266313635225
12 215667757729237

[2,5,20,149,1852,34354,873386,28671789,1166062774,
 56973937168,3266313635225,215667757729237]

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)