Primes which are a concatenation of n and prime(n).

Terms

a(0) =23a(1) =47a(2) =613a(3) =1237a(4) =1759a(5) =1861a(6) =2383a(7) =27103a(8) =30113a(9) =35149a(10) =36151a(11) =41179a(12) =42181a(13) =45197a(14) =46199a(15) =54251a(16) =56263a(17) =57269a(18) =58271a(19) =61283a(20) =71353a(21) =82421a(22) =83431a(23) =85439a(24) =92479a(25) =93487a(26) =99523a(27) =115631a(28) =117643a(29) =119653