a(n) = a(n-1) + sum of digits of a(n-1), a(1) = 5.

Terms

a(0) =5a(1) =10a(2) =11a(3) =13a(4) =17a(5) =25a(6) =32a(7) =37a(8) =47a(9) =58a(10) =71a(11) =79a(12) =95a(13) =109a(14) =119a(15) =130a(16) =134a(17) =142a(18) =149a(19) =163a(20) =173a(21) =184a(22) =197a(23) =214a(24) =221a(25) =226a(26) =236a(27) =247a(28) =260a(29) =268