Start with 1 and repeatedly reverse the digits and add 56 to get the next term.

Terms

a(0) =1a(1) =57a(2) =131a(3) =187a(4) =837a(5) =794a(6) =553a(7) =411a(8) =170a(9) =127a(10) =777a(11) =833a(12) =394a(13) =549a(14) =1001a(15) =1057a(16) =7557a(17) =7613a(18) =3223a(19) =3279a(20) =9779a(21) =9835a(22) =5445a(23) =5501a(24) =1111a(25) =1167a(26) =7667a(27) =7723a(28) =3333a(29) =3389