a(n) = sum of digits of a(n-1) + sum of digits of a(n-2); a(0) = 0, a(1) = 1.

Terms

a(0) =0a(1) =1a(2) =1a(3) =2a(4) =3a(5) =5a(6) =8a(7) =13a(8) =12a(9) =7a(10) =10a(11) =8a(12) =9a(13) =17a(14) =17a(15) =16a(16) =15a(17) =13a(18) =10a(19) =5a(20) =6a(21) =11a(22) =8a(23) =10a(24) =9a(25) =10a(26) =10a(27) =2a(28) =3a(29) =5