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A130691 as a simple table

n a(n)
1 1
2 4
3 16
4 172
5 4331
6 232388
7 4865293065
8 40149851165417480
9 18146043304242768613568943751063
10 5522398183372890742378015411585945396419106762128927 

[1,4,16,172,4331,232388,4865293065,
 40149851165417480,
 18146043304242768613568943751063,
 55223981833728907423780154115859453964191067621289\
 27]

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Last modified April 20 00:58 EDT 2024. Contains 371798 sequences. (Running on oeis4.)