Convolution of A023533 and primes.

Terms

a(0) =2a(1) =3a(2) =5a(3) =9a(4) =14a(5) =18a(6) =24a(7) =30a(8) =36a(9) =48a(10) =53a(11) =65a(12) =77a(13) =85a(14) =97a(15) =111a(16) =121a(17) =131a(18) =149a(19) =163a(20) =174a(21) =192a(22) =204a(23) =220a(24) =242a(25) =260a(26) =272a(27) =294a(28) =310a(29) =320