Concatenate sum of digits of previous term and product of digits of previous term, starting with 8.

Terms

a(0) =8a(1) =88a(2) =1664a(3) =17144a(4) =17112a(5) =1214a(6) =88a(7) =1664a(8) =17144a(9) =17112a(10) =1214a(11) =88a(12) =1664a(13) =17144a(14) =17112a(15) =1214a(16) =88a(17) =1664a(18) =17144a(19) =17112a(20) =1214a(21) =88a(22) =1664a(23) =17144a(24) =17112a(25) =1214a(26) =88a(27) =1664a(28) =17144a(29) =17112