Areas A of the triangles such that A, the sides and the three altitudes are integers.

Terms

a(0) =150a(1) =300a(2) =600a(3) =1050a(4) =1200a(5) =1350a(6) =2400a(7) =2700a(8) =3750a(9) =4200a(10) =4800a(11) =5070a(12) =5400a(13) =7350a(14) =7500a(15) =9450a(16) =9600a(17) =10140a(18) =10800a(19) =12150a(20) =14700a(21) =15000a(22) =16800a(23) =17340a(24) =18150a(25) =19200a(26) =20280a(27) =21600a(28) =24300a(29) =25350