Numbers k such that k^3 + 3*k + 3^k is prime.

Terms

a(0) =1a(1) =2a(2) =4a(3) =5a(4) =7a(5) =17a(6) =22a(7) =47a(8) =155a(9) =167a(10) =203a(11) =277a(12) =469a(13) =629a(14) =890a(15) =1427a(16) =4507a(17) =5705a(18) =6095a(19) =9808a(20) =10108a(21) =12797a(22) =16184a(23) =31535a(24) =33575