Hypotenuses for which there exist exactly 19 distinct integer triangles.

Terms

a(0) =203125a(1) =265625a(2) =406250a(3) =453125a(4) =531250a(5) =578125a(6) =609375a(7) =640625a(8) =796875a(9) =812500a(10) =828125a(11) =906250a(12) =953125a(13) =1062500a(14) =1140625a(15) =1156250a(16) =1218750a(17) =1281250a(18) =1359375a(19) =1390625a(20) =1421875a(21) =1515625a(22) =1578125a(23) =1593750a(24) =1625000a(25) =1656250a(26) =1703125a(27) =1734375a(28) =1765625a(29) =1812500