A072269 - OEIS

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A072269 as a simple table

n	a(n)
1	40320
2	1307674368000
3	15511210043330985984000000
4	371993326789901217467999448150835200000000
5	620448401733239439360000
6	608281864034267560872252163321295376887552831379210240000000000

[40320,1307674368000,15511210043330985984000000, 371993326789901217467999448150835200000000, 620448401733239439360000, 60828186403426756087225216332129537688755283137921\ 0240000000000]