a(n) = sum of n successive primes after the n-th prime.

Terms

a(0) =3a(1) =12a(2) =31a(3) =60a(4) =101a(5) =156a(6) =223a(7) =304a(8) =401a(9) =510a(10) =631a(11) =766a(12) =923a(13) =1090a(14) =1265a(15) =1470a(16) =1687a(17) =1926a(18) =2179a(19) =2448a(20) =2735a(21) =3040a(22) =3353a(23) =3698a(24) =4057a(25) =4428a(26) =4817a(27) =5230a(28) =5661a(29) =6106