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A203895
as a simple table
n
a(n)
1
39889619
2
749063366121
3
78614554935810312
4
8110443447372955603425
5
675997322694333574295767738
[39889619,749063366121,78614554935810312, 8110443447372955603425, 675997322694333574295767738]