Numbers n such that 83*2^n-1 is prime.

Terms

a(0) =2a(1) =4a(2) =8a(3) =10a(4) =14a(5) =18a(6) =22a(7) =24a(8) =26a(9) =28a(10) =36a(11) =42a(12) =58a(13) =64a(14) =78a(15) =158a(16) =198a(17) =206a(18) =424a(19) =550a(20) =676a(21) =904a(22) =1276a(23) =1374a(24) =1536a(25) =1642a(26) =2124a(27) =2796a(28) =5266a(29) =5318