Number of primitive Pythagorean triangles (x, y, z) with legs x < y < 10^n.

A239581

Number of primitive Pythagorean triangles (x, y, z) with legs x < y < 10^n.

Terms

    a(0) =1a(1) =18a(2) =179a(3) =1788a(4) =17861a(5) =178600a(6) =1786011a(7) =17860355a(8) =178603639a(9) =1786036410a(10) =17860362941

External references