Class 12+ primes.

Terms

a(0) =68198461a(1) =115084901a(2) =138358573a(3) =156811273a(4) =213397621a(5) =220576331a(6) =234432217a(7) =260050573a(8) =282261961a(9) =290996753a(10) =330864497a(11) =353653063a(12) =371500819a(13) =383616341a(14) =406915273a(15) =426240379a(16) =445800983a(17) =446707201a(18) =449558323a(19) =460339577a(20) =472782553