A075069 Product of prime(n) consecutive numbers starting from prime(n).

6, 60, 15120, 8648640, 14079294028800, 32382376266240000, 415017197290314178560000, 2149789081963827444940800000, 106425394494182556214892101632000000, 132923807095642467606593507268303331000320000000

Offset: 1

Author

Amarnath Murthy, Sep 08 2002

Keywords

• nonn

Examples

			a(1) = 2*3 = 6, a(2) = 3*4*5 = 60, a(4) = 7*8*9*10*11*12*13 = 8648640.
		

Formula

a(n) = (2p(n)-1)!/(p(n)-1)!.

Extensions

More terms from Matthew Conroy, Sep 10 2002