Start with 100016 and repeatedly reverse the digits and add 5 to get the next term.

Terms

a(0) =100016a(1) =610006a(2) =600021a(3) =120011a(4) =110026a(5) =620016a(6) =610031a(7) =130021a(8) =120036a(9) =630026a(10) =620041a(11) =140031a(12) =130046a(13) =640036a(14) =630051a(15) =150041a(16) =140056a(17) =650046a(18) =640061a(19) =160051a(20) =150066a(21) =660056a(22) =650071a(23) =170061a(24) =160076a(25) =670066a(26) =660081a(27) =180071a(28) =170086a(29) =680076