Pythagorean triples of nearly isosceles triangle.

Terms

a(0) =3a(1) =4a(2) =5a(3) =20a(4) =21a(5) =29a(6) =119a(7) =120a(8) =169a(9) =696a(10) =697a(11) =985a(12) =4059a(13) =4060a(14) =5741a(15) =23660a(16) =23661a(17) =33461a(18) =137903a(19) =137904a(20) =195025a(21) =803760a(22) =803761a(23) =1136689a(24) =4684659a(25) =4684660a(26) =6625109a(27) =27304196a(28) =27304197a(29) =38613965