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A217809 as a simple table

n a(n)
1 1
2 5
3 42
4 462
5 6070
6 90686
7 1493962
8 26584610
9 503663959

[1,5,42,462,6070,90686,1493962,26584610,503663959]

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Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)