Smallest prime occurring in generation n (0 if none).

Terms

a(0) =2a(1) =3a(2) =7a(3) =13a(4) =97a(5) =127a(6) =127a(7) =757a(8) =0a(9) =8933a(10) =0a(11) =18917a(12) =49193a(13) =53831a(14) =71023a(15) =71023a(16) =0a(17) =0a(18) =17427659a(19) =30196487a(20) =0a(21) =0a(22) =0a(23) =0a(24) =1586875049a(25) =988142237a(26) =7021048691a(27) =1397537747a(28) =0a(29) =2760703019