Products of cubes of 2 successive primes.

Terms

a(0) =216a(1) =3375a(2) =42875a(3) =456533a(4) =2924207a(5) =10793861a(6) =33698267a(7) =83453453a(8) =296740963a(9) =726572699a(10) =1509003523a(11) =3491055413a(12) =5479701947a(13) =8254655261a(14) =15456856771a(15) =30576209383a(16) =46617130799a(17) =68267486503a(18) =107646386093a(19) =139233463487a(20) =191800552663a(21) =281913290693a(22) =403092109603