List of primitive prime divisors of the numbers 4^n-3^n (A005061) in their order of occurrence.

Terms

a(0) =7a(1) =37a(2) =5a(3) =11a(4) =71a(5) =13a(6) =14197a(7) =337a(8) =6553a(9) =181a(10) =23a(11) =174659a(12) =193a(13) =131a(14) =500111a(15) =379a(16) =61a(17) =601a(18) =17a(19) =4241a(20) =17050729021a(21) =19a(22) =163a(23) =10814953a(24) =25309a(25) =8861a(26) =8352709a(27) =727a(28) =859a(29) =47