Primes in A005728, which counts the terms in the Farey sequence of order n.

Terms

a(0) =2a(1) =3a(2) =5a(3) =7a(4) =11a(5) =13a(6) =19a(7) =23a(8) =29a(9) =43a(10) =47a(11) =59a(12) =73a(13) =97a(14) =103a(15) =151a(16) =173a(17) =181a(18) =271a(19) =397a(20) =433a(21) =491a(22) =883a(23) =941a(24) =1087a(25) =1103a(26) =1163a(27) =1193a(28) =1229a(29) =1427