Least common multiple of prime(n+1)+1 and prime(n)+1.

Terms

a(0) =12a(1) =12a(2) =24a(3) =24a(4) =84a(5) =126a(6) =180a(7) =120a(8) =120a(9) =480a(10) =608a(11) =798a(12) =924a(13) =528a(14) =432a(15) =540a(16) =1860a(17) =2108a(18) =1224a(19) =2664a(20) =2960a(21) =1680a(22) =1260a(23) =4410a(24) =4998a(25) =5304a(26) =2808a(27) =5940a(28) =6270a(29) =7296