Nonsquares mod 71.

Terms

a(0) =7a(1) =11a(2) =13a(3) =14a(4) =17a(5) =21a(6) =22a(7) =23a(8) =26a(9) =28a(10) =31a(11) =33a(12) =34a(13) =35a(14) =39a(15) =41a(16) =42a(17) =44a(18) =46a(19) =47a(20) =51a(21) =52a(22) =53a(23) =55a(24) =56a(25) =59a(26) =61a(27) =62a(28) =63a(29) =65