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A323502 as a simple table

n a(n)
0 1
1 1
2 1
3 3
4 18
5 181
6 2792
7 62960
8 2020256
9 90847421
10 5674075324
11 489320844468
12 57995151443168 

[1,1,1,3,18,181,2792,62960,2020256,90847421,
 5674075324,489320844468,57995151443168]

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Last modified May 10 17:06 EDT 2024. Contains 372388 sequences. (Running on oeis4.)