Taxi-cab numbers (A001235) that are the sum of three positive cubes.

Terms

a(0) =216027a(1) =262656a(2) =515375a(3) =1092728a(4) =1331064a(5) =1533357a(6) =1728216a(7) =1845649a(8) =2101248a(9) =2515968a(10) =2562112a(11) =2622104a(12) =2864288a(13) =3511872a(14) =3551112a(15) =4033503a(16) =4123000a(17) =4511808a(18) =4607064a(19) =5004125a(20) =5462424a(21) =5832729a(22) =6017193a(23) =7091712a(24) =7882245a(25) =8491392a(26) =8493039a(27) =8494577a(28) =8741824