Numbers k such that 83*2^k+1 is prime.

Terms

a(0) =1a(1) =5a(2) =157a(3) =181a(4) =233a(5) =373a(6) =2425a(7) =2773a(8) =3253a(9) =4129a(10) =10105a(11) =12577a(12) =14981a(13) =16069a(14) =27425a(15) =31201a(16) =31957a(17) =32749a(18) =45473a(19) =59401a(20) =156413a(21) =445205a(22) =1154617a(23) =2342345a(24) =2537641a(25) =4479409