What should come in place of question mark (?) in the following number series?
4 12 60 420 ? 41580
Consecutive odd numbers starting from 3 are multiplied.
4 $$\times 3$$ = 12
12 $$\times 5$$ = 60
60 $$\times 7$$ = 420
420 $$\times 9$$ = 3780
3780 $$\times 11$$ = 41580
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