Decimal concatenation of n-th lucky number and n-th prime number.

Terms

a(0) =12a(1) =33a(2) =75a(3) =97a(4) =1311a(5) =1513a(6) =2117a(7) =2519a(8) =3123a(9) =3329a(10) =3731a(11) =4337a(12) =4941a(13) =5143a(14) =6347a(15) =6753a(16) =6959a(17) =7361a(18) =7567a(19) =7971a(20) =8773a(21) =9379a(22) =9983a(23) =10589a(24) =11197a(25) =115101a(26) =127103a(27) =129107a(28) =133109a(29) =135113