Numbers k such that k^2 is expressible as the sum of two positive cubes in at least one way.

Terms

a(0) =3a(1) =4a(2) =24a(3) =32a(4) =81a(5) =98a(6) =108a(7) =168a(8) =192a(9) =228a(10) =256a(11) =312a(12) =375a(13) =500a(14) =525a(15) =588a(16) =648a(17) =671a(18) =784a(19) =847a(20) =864a(21) =1014a(22) =1029a(23) =1183a(24) =1225a(25) =1261a(26) =1323a(27) =1344a(28) =1372a(29) =1536