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A220717 as a simple table

n a(n)
1 1
2 1930
3 201598
4 63806966
5 14158198781
6 3503850286857
7 837962999003819
8 202559596688263771
9 48800208840366180607
10 11769507869511009093649
11 2837567849598052498110938
12 684198360972218804926155379

[1,1930,201598,63806966,14158198781,3503850286857,
 837962999003819,202559596688263771,
 48800208840366180607,11769507869511009093649,
 2837567849598052498110938,
 684198360972218804926155379]

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Last modified May 18 12:47 EDT 2022. Contains 353807 sequences. (Running on oeis4.)