Primes p such that x^67 = 2 has no solution mod p.

Terms

a(0) =269a(1) =1609a(2) =1877a(3) =2011a(4) =3083a(5) =3217a(6) =4021a(7) =4289a(8) =4423a(9) =4691a(10) =5227a(11) =5897a(12) =6299a(13) =6701a(14) =7103a(15) =7237a(16) =7639a(17) =7907a(18) =8443a(19) =9649a(20) =10453a(21) =11257a(22) =11927a(23) =12329a(24) =13267a(25) =14071a(26) =14741a(27) =15277a(28) =15679a(29) =16349