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A066526 as a simple table

n a(n)
1 1
2 1
3 2
4 3
5 10
6 56
7 1287
8 203490
9 927983760
10 841728816603675
11 4404006643598438948468376
12 26481463552095445860988385376871250071680
13 1057375592689477481644154770179770478007054345083466115864070012050

[1,1,2,3,10,56,1287,203490,927983760,
 841728816603675,4404006643598438948468376,
 26481463552095445860988385376871250071680,
 10573755926894774816441547701797704780070543450834\
 66115864070012050]

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Last modified May 31 20:23 EDT 2020. Contains 334748 sequences. (Running on oeis4.)