Triangular numbers which are products of triangular numbers larger than 1.

Terms

a(0) =36a(1) =45a(2) =210a(3) =300a(4) =378a(5) =630a(6) =780a(7) =990a(8) =1485a(9) =1540a(10) =2850a(11) =3240a(12) =3570a(13) =4095a(14) =4851a(15) =4950a(16) =5460a(17) =8778a(18) =9180a(19) =11781a(20) =15400a(21) =17955a(22) =19110a(23) =21528a(24) =25200a(25) =26565a(26) =26796a(27) =31878a(28) =33930a(29) =37128