Integers k such that 10^k + 33 is prime.

Terms

a(0) =1a(1) =3a(2) =6a(3) =9a(4) =10a(5) =31a(6) =47a(7) =70a(8) =281a(9) =366a(10) =519a(11) =532a(12) =775a(13) =1566a(14) =1627a(15) =2247a(16) =2653a(17) =4381a(18) =4571a(19) =7513a(20) =10581a(21) =13239a(22) =15393a(23) =72267a(24) =105515a(25) =215802