a(n) = n-th prime modulo 19.

Terms

a(0) =2a(1) =3a(2) =5a(3) =7a(4) =11a(5) =13a(6) =17a(7) =0a(8) =4a(9) =10a(10) =12a(11) =18a(12) =3a(13) =5a(14) =9a(15) =15a(16) =2a(17) =4a(18) =10a(19) =14a(20) =16a(21) =3a(22) =7a(23) =13a(24) =2a(25) =6a(26) =8a(27) =12a(28) =14a(29) =18