Numbers ending with '3' that are the difference of two positive cubes.

Terms

a(0) =63a(1) =513a(2) =973a(3) =1323a(4) =1413a(5) =1603a(6) =2133a(7) =2743a(8) =2763a(9) =2863a(10) =3753a(11) =3913a(12) =4563a(13) =5103a(14) =5803a(15) =6643a(16) =6813a(17) =7273a(18) =7533a(19) =7973a(20) =9253a(21) =9423a(22) =9513a(23) =9793a(24) =10523a(25) =11683a(26) =12103a(27) =12493a(28) =12663a(29) =13823