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A276257 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 16
6 361
7 143641
8 20741472361
9 26888415586959536281
10 2002733778095476250641191709976062096
11 27923382501685315585533445603599269911720565853675615809277429923281

[1,1,1,1,16,361,143641,20741472361,
 26888415586959536281,
 2002733778095476250641191709976062096,
 27923382501685315585533445603599269911720565853675\
 615809277429923281]

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Last modified April 9 11:03 EDT 2020. Contains 333348 sequences. (Running on oeis4.)