Primes of the form 7k^3+3.

Terms

a(0) =3a(1) =59a(2) =19211a(3) =56003a(4) =275131a(5) =384107a(6) =448003a(7) =596291a(8) =1365787a(9) =1668299a(10) =5814091a(11) =7000003a(12) =14680067a(13) =25565851a(14) =35619139a(15) =43606531a(16) =56000003a(17) =72521627a(18) =106770947a(19) =140865539a(20) =185245147a(21) =196661251a(22) =208537003a(23) =332065499a(24) =337599811