The sum of the prime digits of m and the sum of the nonprime digits of m differ by n.

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =5a(5) =6a(6) =7a(7) =8a(8) =9a(9) =19a(10) =119a(11) =48a(12) =49a(13) =68a(14) =69a(15) =88a(16) =89a(17) =99a(18) =199a(19) =488a(20) =489a(21) =499a(22) =689a(23) =699a(24) =889a(25) =899a(26) =999a(27) =1999a(28) =4889a(29) =4899