Primes p such that the smallest integer whose sum of decimal digits is p is prime.

Terms

a(0) =2a(1) =3a(2) =5a(3) =7a(4) =11a(5) =17a(6) =19a(7) =23a(8) =29a(9) =31a(10) =41a(11) =43a(12) =71a(13) =79a(14) =97a(15) =173a(16) =179a(17) =257a(18) =269a(19) =311a(20) =389a(21) =691a(22) =4957a(23) =8423a(24) =11801a(25) =14621a(26) =25621a(27) =26951a(28) =38993a(29) =75743