Composite n added to sum of its prime factors is nextprime(n).

Terms

a(0) =38400a(1) =59290a(2) =89700a(3) =93639a(4) =155952a(5) =356400a(6) =682080a(7) =1226907a(8) =1468320a(9) =1648640a(10) =2592000a(11) =2995200a(12) =3595500a(13) =3933644a(14) =5845203a(15) =5967360a(16) =8860995a(17) =8953560a(18) =9748480a(19) =11351340a(20) =12819224a(21) =13226976a(22) =13712490a(23) =16193520a(24) =18375000a(25) =19294436a(26) =21206016a(27) =25259520a(28) =28297500