A107487 Ordered semiperimeters of Pythagorean triangles.

6, 12, 15, 18, 20, 24, 28, 30, 30, 35, 36, 40, 42, 42, 45, 45, 48, 54, 56, 60, 60, 60, 63, 66, 66, 70, 72, 72, 75, 77, 78, 80, 84, 84, 84, 88, 90, 90, 90, 91, 96, 99, 100, 102, 104, 105, 105, 108, 110, 112, 114, 117, 120, 120, 120, 120, 126, 126

Offset: 1

Author

Lekraj Beedassy, May 28 2005

Keywords

• nonn

Comments

For ordered semiperimeters of primitive Pythagorean triangles, see A020886.

Links

• Wikipedia, Integer Triangle

Crossrefs

Cf. A005279, A009096, A020886.

Formula

a(n) = A009096(n)/2.