Primes related to the nondecreasing subsequence of A007605 (sums of digits of primes).

Terms

a(0) =2a(1) =3a(2) =5a(3) =7a(4) =17a(5) =19a(6) =29a(7) =47a(8) =59a(9) =79a(10) =89a(11) =179a(12) =197a(13) =199a(14) =379a(15) =389a(16) =479a(17) =499a(18) =599a(19) =797a(20) =887a(21) =977a(22) =997a(23) =1699a(24) =1789a(25) =1879a(26) =1889a(27) =1979a(28) =1997a(29) =1999