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A197751 as a simple table

n a(n)
1 1
2 1
3 10
4 67
5 884
6 19670
7 1109494
8 102276730
9 16849486788
10 5455873268965

[1,1,10,67,884,19670,1109494,102276730,
 16849486788,5455873268965]

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Last modified August 16 16:08 EDT 2022. Contains 356169 sequences. (Running on oeis4.)