A203514 - OEIS

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A203514 as a simple table

n	a(n)
1	1
2	13
3	19747
4	9692360769
5	3007399210929125649
6	974293562642242789006882422237
7	492054106680311213790793284550789224583937187
8	540918035328864126384298694506545526610971072745364246025968225

[1,13,19747,9692360769,3007399210929125649, 974293562642242789006882422237, 492054106680311213790793284550789224583937187, 54091803532886412638429869450654552661097107274536\ 4246025968225]