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A227258 as a simple table

n a(n)
1 2
2 9
3 98
4 2201
5 112349
6 13855163
7 4307345460

[2,9,98,2201,112349,13855163,4307345460]

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Last modified April 26 14:37 EDT 2024. Contains 372003 sequences. (Running on oeis4.)