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A188418 as a simple table

n a(n)
1 1
2 4
3 39
4 723
5 21965
6 968230
7 57967660
8 4505774905
9 439923593145
10 52601045792520

[1,4,39,723,21965,968230,57967660,4505774905,
 439923593145,52601045792520]

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Last modified June 27 03:29 EDT 2022. Contains 354888 sequences. (Running on oeis4.)