Numbers n such that n and its digit reversal both are difference of (positive or negative) cubes.

Terms

a(0) =0a(1) =1a(2) =2a(3) =7a(4) =8a(5) =9a(6) =16a(7) =19a(8) =27a(9) =56a(10) =61a(11) =65a(12) =72a(13) =91a(14) =127a(15) =133a(16) =215a(17) =243a(18) =331a(19) =342a(20) =343a(21) =397a(22) =512a(23) =657a(24) =686a(25) =721a(26) =737a(27) =756a(28) =793a(29) =919