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A262486 as a simple table

n a(n)
1 20
2 63
3 245
4 2699
5 33742
6 364259
7 3810228
8 45013100

[20,63,245,2699,33742,364259,3810228,45013100]

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Last modified April 25 06:14 EDT 2024. Contains 371964 sequences. (Running on oeis4.)