{2,3,5}-primes. (See comments.)

Terms

a(0) =2a(1) =151a(2) =3061a(3) =9517861a(4) =11903341a(5) =15344551a(6) =15460771a(7) =19975771a(8) =37935091a(9) =42234271a(10) =52312411a(11) =199938421a(12) =228523501a(13) =237049321a(14) =270798991a(15) =315266641a(16) =315522931a(17) =327445201a(18) =354600601a(19) =423223741a(20) =466801171a(21) =498309631a(22) =499063711a(23) =547916791a(24) =585381361a(25) =621504721