A335244 Perimeters of Heronian triangles whose smallest and largest side lengths are squarefree.

12, 16, 24, 30, 36, 42, 48, 54, 60, 64, 66, 68, 76, 78, 80, 84, 90, 98, 100, 104, 108, 112, 128, 132, 140, 144, 150, 152, 154, 156, 160, 164, 168, 174, 176, 180, 182, 186, 190, 192, 196, 198, 200, 204, 208, 210, 220, 222, 228, 230, 234, 236, 238, 240, 242, 250, 252

Offset

1,1

Links

Table of n, a(n) for n=1..57.

Eric Weisstein's World of Mathematics, Heronian Triangle

Wikipedia, Heronian triangle

Wikipedia, Integer Triangle

Crossrefs

Cf. A008683 (Möbius function), A333840 (Perimeters of Heronian triangles with squarefree area).

Perimeters of squarefree Heronian triangles: A330869 (all sides), A335222 (shortest side), A335223 (middle side), A335224 (largest side), A335243 (smallest and middle), this sequence (smallest and largest), A335246 (middle and largest).

Sequence in context: A064695 A162824 A335224 * A330546 A189763 A077617

Adjacent sequences: A335241 A335242 A335243 * A335245 A335246 A335247

Keyword

nonn

Author

Wesley Ivan Hurt, May 28 2020

Status

approved