Primes of the form 6*n^3-1.

Terms

a(0) =5a(1) =47a(2) =383a(3) =4373a(4) =20249a(5) =131711a(6) =161999a(7) =257249a(8) =303917a(9) =355913a(10) =444527a(11) =893261a(12) =1111157a(13) =1804577a(14) =2057999a(15) =2431343a(16) =2958233a(17) =3684749a(18) =5821793a(19) =6367247a(20) =6945749a(21) =7350257a(22) =8657381a(23) =8889263a(24) =12290297a(25) =16463999a(26) =17179727a(27) =17915903