A172608 - OEIS

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A172608 as a simple table

n	a(n)
1	68938800
2	617944896216648000
3	12218892645550878420052920000
4	337799058758556439723480176591336120000
5	11251027489082268563385494644966780470231583948800

[68938800,617944896216648000, 12218892645550878420052920000, 337799058758556439723480176591336120000, 11251027489082268563385494644966780470231583948800\ ]