Largest member z of a triple 0<x<y<z such that z^2-y^2, z^2-x^2 and y^2-x^2 are perfect squares.

Terms

a(0) =697a(1) =925a(2) =1073a(3) =1105a(4) =1394a(5) =1850a(6) =2091a(7) =2146a(8) =2165a(9) =2210a(10) =2665a(11) =2775a(12) =2788a(13) =3219a(14) =3277a(15) =3315a(16) =3485a(17) =3700a(18) =3965a(19) =4181a(20) =4182a(21) =4225a(22) =4292a(23) =4330a(24) =4420a(25) =4453a(26) =4625a(27) =4879a(28) =5330a(29) =5365