Product of composite numbers between the n-th and (n+1)st primes.

Terms

a(0) =1a(1) =4a(2) =6a(3) =720a(4) =12a(5) =3360a(6) =18a(7) =9240a(8) =11793600a(9) =30a(10) =45239040a(11) =59280a(12) =42a(13) =91080a(14) =311875200a(15) =549853920a(16) =60a(17) =1072431360a(18) =328440a(19) =72a(20) =2533330800a(21) =531360a(22) =4701090240a(24) =970200a(25) =102a(26) =1157520a(27) =108a(28) =1367520a(30) =2146560a(31) =43191973440