A109667 - OEIS

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A109667 as a simple table

n	a(n)
1	1
2	2
3	63
4	14484
5	2422068105
6	30111613454906481726
7	4390292266180212777245130215697390895347
8	59487847503720962523422176966532983367477017476875634528888280148817939875308968

[1,2,63,14484,2422068105,30111613454906481726, 4390292266180212777245130215697390895347, 59487847503720962523422176966532983367477017476875\ 634528888280148817939875308968]