Numbers k such that (8*10^k + 43)/3 is prime.

Terms

a(0) =0a(1) =1a(2) =2a(3) =4a(4) =5a(5) =10a(6) =20a(7) =34a(8) =43a(9) =70a(10) =85a(11) =138a(12) =205a(13) =574a(14) =1378a(15) =1512a(16) =1770a(17) =2434a(18) =3073a(19) =3330a(20) =29443a(21) =76840a(22) =122203a(23) =142932a(24) =176908