Sum of two (possibly negative) cubes in at least 3 ways.

Terms

a(0) =728a(1) =3367a(2) =4104a(3) =5824a(4) =5859a(5) =19656a(6) =26936a(7) =32832a(8) =46592a(9) =46683a(10) =46872a(11) =65728a(12) =68913a(13) =90909a(14) =91000a(15) =101528a(16) =110808a(17) =124488a(18) =134379a(19) =152551a(20) =155736a(21) =157248a(22) =158193a(23) =165464a(24) =168112a(25) =184464a(26) =195841a(27) =205352a(28) =215488a(29) =249704