Smallest prime number whose digits sum to n-th prime.

Terms

a(0) =2a(1) =3a(2) =5a(3) =7a(4) =29a(5) =67a(6) =89a(7) =199a(8) =599a(9) =2999a(10) =4999a(11) =29989a(12) =59999a(13) =79999a(14) =389999a(15) =989999a(16) =6999899a(17) =8989999a(18) =59899999a(19) =89999999a(20) =289999999a(21) =799999999a(22) =3999998999a(23) =19999997999a(24) =79999999999a(25) =399999998999a(26) =599999899999a(27) =999998999999