Primes in A126558.

Terms

a(0) =1693333a(1) =14251277a(2) =17306687a(3) =18067739a(4) =25852399a(5) =29126567a(6) =55781581a(7) =62333321a(8) =113347009a(9) =173863769a(10) =204308891a(11) =211281809a(12) =247612801a(13) =256102939a(14) =267030149a(15) =267670129a(16) =277108457a(17) =291010691a(18) =298502489a(19) =337176617a(20) =365570923a(21) =370598051