Least number beginning with prime(n) such that every concatenation is a prime.

Terms

a(0) =2a(1) =3a(2) =51a(3) =71a(4) =1137a(5) =1321a(6) =1727a(7) =1947a(8) =2383a(9) =2919a(10) =311a(11) =3723a(12) =4173a(13) =43197a(14) =47307a(15) =531a(16) =59103a(17) =6117a(18) =67279a(19) =7191a(20) =73457a(21) =79159a(22) =8379a(23) =8913a(24) =97697a(25) =1011483a(26) =10399a(27) =107151a(28) =10959a(29) =113529