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A180203 as a simple table

n a(n)
1 1
2 1
3 7
4 116
5 16682
6 19470364
7 1792140906866
8 9902785872511900
9 5480376953206769280002
10 74609990540732925759722548
11 4316720643133944843150107810831502 

[1,1,7,116,16682,19470364,1792140906866,
 9902785872511900,5480376953206769280002,
 74609990540732925759722548,
 4316720643133944843150107810831502]

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Last modified August 9 18:52 EDT 2024. Contains 375044 sequences. (Running on oeis4.)