Semiprimes in A007504 (the sum of first n primes).

Terms

a(0) =10a(1) =58a(2) =77a(3) =129a(4) =381a(5) =501a(6) =791a(7) =1371a(8) =1851a(9) =2127a(10) =2427a(11) =2747a(12) =3831a(13) =4227a(14) =4661a(15) =6081a(16) =6338a(17) =7141a(18) =7418a(19) =9206a(20) =9523a(21) =11599a(22) =12718a(23) =15537a(24) =20059a(25) =20546a(26) =21037a(27) =26369a(28) =27517a(29) =29897