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A220374 as a simple table

n a(n)
1 4
2 94
3 2095
4 39780
5 722126
6 12480964
7 209958887
8 3466406061

[4,94,2095,39780,722126,12480964,209958887,
 3466406061]

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Last modified January 26 02:39 EST 2022. Contains 350572 sequences. (Running on oeis4.)