Numbers ending with '7' that are the difference of two positive cubes.

Terms

a(0) =7a(1) =37a(2) =117a(3) =127a(4) =217a(5) =387a(6) =397a(7) =547a(8) =657a(9) =817a(10) =1027a(11) =1197a(12) =1267a(13) =1387a(14) =1647a(15) =1657a(16) =1727a(17) =2107a(18) =2437a(19) =2457a(20) =2717a(21) =2977a(22) =3087a(23) =3367a(24) =3997a(25) =4167a(26) =4447a(27) =4697a(28) =4977a(29) =5167