Primes p of the form 14*k+1 for which there is a solution to x^7 == 2 mod p.

Terms

a(0) =631a(1) =673a(2) =953a(3) =1163a(4) =1709a(5) =2003a(6) =2143a(7) =2731a(8) =2857a(9) =3109a(10) =3389a(11) =3739a(12) =4271a(13) =4999a(14) =5237a(15) =5279a(16) =5531a(17) =5867a(18) =6553a(19) =6679a(20) =6959a(21) =7001a(22) =7309a(23) =7351a(24) =7393a(25) =8191a(26) =8681a(27) =9157a(28) =9829a(29) =10627