Palindromic numbers which are the difference of two positive cubes.

Terms

a(0) =0a(1) =7a(2) =919a(3) =999a(4) =25352a(5) =27872a(6) =31213a(7) =37973a(8) =45054a(9) =53135a(10) =54845a(11) =56765a(12) =60606a(13) =62426a(14) =63936a(15) =74347a(16) =75357a(17) =78687a(18) =86868a(19) =90909a(20) =98289a(21) =121121a(22) =757757a(23) =982289a(24) =999999a(25) =1063601a(26) =1081801a(27) =1188811a(28) =1197911a(29) =1366631