Primes of the form A321513(k) + 1 for some k > 0.

Terms

a(0) =11a(1) =43a(2) =103a(3) =131a(4) =137a(5) =239a(6) =521a(7) =547a(8) =683a(9) =911a(10) =1093a(11) =1171a(12) =1301a(13) =1543a(14) =1951a(15) =2081a(16) =2341a(17) =2731a(18) =2861a(19) =3121a(20) =3251a(21) =3511a(22) =3823a(23) =6151a(24) =9767a(25) =12301a(26) =13879a(27) =16963a(28) =17477a(29) =18451