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A201980
as a simple table
n
a(n)
1
4
2
420
3
301612
4
729771318
5
1706069013928
6
2238761872232964
7
1716349328902123738
[4,420,301612,729771318,1706069013928, 2238761872232964,1716349328902123738]
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Last modified April 19 15:34 EDT 2024. Contains 371794 sequences. (Running on oeis4.)
