a(n) is the n-th prime whose decimal expansion begins with the decimal expansion of n.

Terms

a(0) =11a(1) =23a(2) =37a(3) =401a(4) =509a(5) =617a(6) =719a(7) =829a(8) =953a(9) =1033a(10) =1171a(11) =1279a(12) =1373a(13) =1483a(14) =15013a(15) =1697a(16) =17021a(17) =18049a(18) =19001a(19) =20051a(20) =21067a(21) =22031a(22) =23027a(23) =24097a(24) =25127a(25) =26107a(26) =27103a(27) =28123a(28) =29153a(29) =30161