Primes of the form 7n^2 - 1.

Terms

a(0) =251a(1) =2267a(2) =6299a(3) =12347a(4) =16127a(5) =20411a(6) =30491a(7) =49391a(8) =81647a(9) =90971a(10) =100799a(11) =121967a(12) =170351a(13) =183707a(14) =197567a(15) =211931a(16) =226799a(17) =242171a(18) =344987a(19) =363887a(20) =383291a(21) =444527a(22) =465947a(23) =510299a(24) =580607a(25) =605051a(26) =681407a(27) =790271a(28) =847727a(29) =907199