Numbers k such that 9*10^k + 59 is prime.

Terms

a(0) =1a(1) =3a(2) =4a(3) =6a(4) =7a(5) =12a(6) =17a(7) =28a(8) =46a(9) =75a(10) =105a(11) =309a(12) =351a(13) =460a(14) =774a(15) =785a(16) =2206a(17) =5739a(18) =12427a(19) =14501a(20) =17950a(21) =68331a(22) =106559a(23) =166996