Primes occurring in A213521.

Terms

a(0) =2a(1) =11a(2) =29a(3) =37a(4) =127a(5) =149a(6) =211a(7) =223a(8) =307a(9) =331a(10) =541a(11) =1361a(12) =1693a(13) =1973a(14) =2203a(15) =2503a(16) =2999a(17) =3299a(18) =4327a(19) =4861a(20) =5623a(21) =5779a(22) =5981a(23) =6521a(24) =6947a(25) =7283a(26) =8501a(27) =9587a(28) =10007a(29) =10831