Primes congruent to 21 mod 47.

Terms

a(0) =397a(1) =491a(2) =773a(3) =1619a(4) =1901a(5) =2089a(6) =2371a(7) =3217a(8) =3499a(9) =3593a(10) =4157a(11) =4721a(12) =4909a(13) =5003a(14) =5849a(15) =6037a(16) =6131a(17) =6883a(18) =6977a(19) =7541a(20) =7823a(21) =8011a(22) =8293a(23) =8387a(24) =8669a(25) =8951a(26) =9421a(27) =10079a(28) =10267a(29) =10831