Nonsquares mod 67.

Terms

a(0) =2a(1) =3a(2) =5a(3) =7a(4) =8a(5) =11a(6) =12a(7) =13a(8) =18a(9) =20a(10) =27a(11) =28a(12) =30a(13) =31a(14) =32a(15) =34a(16) =38a(17) =41a(18) =42a(19) =43a(20) =44a(21) =45a(22) =46a(23) =48a(24) =50a(25) =51a(26) =52a(27) =53a(28) =57a(29) =58