Number of primitive Pythagorean quadruples (a, b, c, d) with d < 10^n.

A225207

Number of primitive Pythagorean quadruples (a, b, c, d) with d < 10^n.

Terms

    a(0) =4a(1) =347a(2) =34163a(3) =3412143a(4) =341175325a(5) =34117055318

External references