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A143391 as a simple table

n a(n)
1 4
2 4
3 6
4 20
5 4845
6 22201944189472719
7 166346452361171550314824489703019621783015631944522524541726975745905615181160551330988078433117 

[4,4,6,20,4845,22201944189472719,
 16634645236117155031482448970301962178301563194452\
 2524541726975745905615181160551330988078433117]

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Last modified April 23 18:16 EDT 2024. Contains 371916 sequences. (Running on oeis4.)