Product of the sum of the divisors of n and the sum of the divisors of n-th prime.

Terms

a(0) =3a(1) =12a(2) =24a(3) =56a(4) =72a(5) =168a(6) =144a(7) =300a(8) =312a(9) =540a(10) =384a(11) =1064a(12) =588a(13) =1056a(14) =1152a(15) =1674a(16) =1080a(17) =2418a(18) =1360a(19) =3024a(20) =2368a(21) =2880a(22) =2016a(23) =5400a(24) =3038a(25) =4284a(26) =4160a(27) =6048a(28) =3300a(29) =8208