A335223 Perimeters of Heronian triangles whose middle side length is squarefree.

16, 18, 32, 36, 40, 42, 44, 48, 50, 54, 64, 70, 72, 78, 80, 84, 88, 90, 96, 98, 100, 104, 108, 110, 112, 114, 120, 126, 128, 130, 132, 136, 140, 144, 150, 154, 160, 162, 168, 170, 172, 176, 180, 182, 186, 190, 192, 196, 198, 200, 204, 208, 210, 216, 220, 222, 224, 228, 230

Offset

1,1

Links

Giovanni Resta, Table of n, a(n) for n = 1..10000

Eric Weisstein's World of Mathematics, Heronian Triangle

Wikipedia, Heronian triangle

Wikipedia, Integer Triangle

Crossrefs

Cf. A008683, A330869, A335222, A335224.

Sequence in context: A117100 A101848 A032401 * A334453 A335243 A334586

Adjacent sequences: A335220 A335221 A335222 * A335224 A335225 A335226

Keyword

nonn

Author

Wesley Ivan Hurt, May 27 2020

Status

approved