Triangular numbers that can be written as sum of three positive cubes.

Terms

a(0) =3a(1) =10a(2) =36a(3) =55a(4) =66a(5) =136a(6) =153a(7) =190a(8) =253a(9) =378a(10) =496a(11) =528a(12) =820a(13) =946a(14) =1035a(15) =1128a(16) =1485a(17) =3240a(18) =3403a(19) =3655a(20) =4950a(21) =5886a(22) =6903a(23) =7750a(24) =8128a(25) =8256a(26) =9316a(27) =10440a(28) =12403a(29) =13203