Numbers k such that (14*10^k + 229)/9 is prime.

Terms

a(0) =1a(1) =2a(2) =4a(3) =5a(4) =8a(5) =10a(6) =145a(7) =319a(8) =620a(9) =629a(10) =1165a(11) =5897a(12) =8797a(13) =10138a(14) =10897a(15) =13438a(16) =21863a(17) =23089a(18) =27400a(19) =51079a(20) =182000