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Perimeters of nonprimitive Heronian triangles whose smallest side length is a square.
3

%I #11 Feb 01 2021 18:32:06

%S 36,80,90,128,144,150,162,200,252,288,294,320,324,350,360,384,392,396,

%T 416,432,440,450,456,480,484,512,528,540,546,560,576,588,600,612,640,

%U 648,650,672,680,702,704,720,726,774,792,800,810,840,882,896,900,920,936,960,968

%N Perimeters of nonprimitive Heronian triangles whose smallest side length is a square.

%H Giovanni Resta, <a href="/A335276/b335276.txt">Table of n, a(n) for n = 1..10000</a>

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/HeronianTriangle.html">Heronian Triangle</a>

%H Wikipedia, <a href="https://en.wikipedia.org/wiki/Heronian_triangle">Heronian triangle</a>

%H Wikipedia, <a href="https://en.wikipedia.org/wiki/Integer_triangle">Integer Triangle</a>

%Y Cf. A010052, A335281, A335295.

%K nonn

%O 1,1

%A _Wesley Ivan Hurt_, May 30 2020