Primes p such that x^16 = 2 has no solution mod p, but x^8 = 2 has a solution mod p.

Terms

a(0) =1217a(1) =1249a(2) =1553a(3) =1777a(4) =2833a(5) =4049a(6) =4273a(7) =4481a(8) =4993a(9) =5297a(10) =6449a(11) =6481a(12) =6689a(13) =7121a(14) =8081a(15) =8609a(16) =9137a(17) =9281a(18) =9649a(19) =10337a(20) =10369a(21) =10433a(22) =11329a(23) =11617a(24) =11633a(25) =12241a(26) =12577a(27) =13121a(28) =13441a(29) =13633