Numbers n such that prime(n) + n is a prime power (A246547).

Terms

a(0) =3a(1) =5a(2) =8a(3) =9a(4) =12a(5) =86a(6) =230a(7) =503a(8) =1170a(9) =2660a(10) =2772a(11) =6288a(12) =6572a(13) =8858a(14) =9590a(15) =14870a(16) =16332a(17) =17708a(18) =53132a(19) =54540a(20) =63890a(21) =64908a(22) =82830a(23) =93068a(24) =98132a(25) =104726a(26) =119298a(27) =136502a(28) =152198a(29) =177918