A003854 - OEIS

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A003854 as a simple table

n	a(n)
1	911666827031785075278550369566720000
2	393736985584514548835738283681336315795223487793070080000
3	1649493899207759406688161287839326786813727965837588934265143296000000000

[911666827031785075278550369566720000, 39373698558451454883573828368133631579522348779307\ 0080000, 16494938992077594066881612878393267868137279658375\ 88934265143296000000000]