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%I #10 Feb 01 2021 19:11:37
%S 12,16,18,30,42,44,50,54,56,64,66,68,70,76,80,84,90,98,100,104,108,
%T 112,128,132,140,144,150,152,156,162,164,172,174,180,182,186,192,196,
%U 198,200,204,208,210,216,220,222,224,230,232,234,236,238,242,248,250,252,256,260
%N Perimeters of primitive Heronian triangles whose smallest side length is prime.
%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>
%e a(1) = 12; there is one primitive Heronian triangle with a perimeter of 12 whose shortest side length is prime, which is [3,4,5].
%e a(4) = 30; there is one primitive Heronian triangle with a perimeter of 30 whose shortest side length is prime, [5,12,13].
%Y Cf. A010051, A096468, A334586, A334587.
%K nonn
%O 1,1
%A _Wesley Ivan Hurt_, May 06 2020
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