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 A334338 Perimeters of primitive Heronian triangles whose shortest side length is squarefree. 2
 12, 16, 18, 30, 36, 42, 44, 48, 50, 54, 56, 60, 64, 66, 68, 70, 76, 78, 80, 84, 90, 96, 98, 100, 104, 108, 112, 128, 130, 132, 140, 144, 150, 152, 154, 156, 160, 162, 164, 170, 172, 174, 176, 180, 182, 186, 190, 192, 196, 198, 200, 204, 208, 210, 216, 220, 222, 224, 228 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Table of n, a(n) for n=1..59. Eric Weisstein's World of Mathematics, Heronian Triangle Wikipedia, Heronian triangle Wikipedia, Integer Triangle EXAMPLE a(1) = 12; there is one primitive Heronian triangle with a perimeter of 12 whose shortest side length is squarefree, which is [3,4,5]. a(5) = 36; there is one primitive Heronian triangle with a perimeter of 36 whose shortest side length is squarefree, [10,13,13]. CROSSREFS Cf. A008683, A330869, A334453, A334560. Sequence in context: A096468 A334983 A334984 * A334584 A054281 A171955 Adjacent sequences: A334335 A334336 A334337 * A334339 A334340 A334341 KEYWORD nonn AUTHOR Wesley Ivan Hurt, May 06 2020 STATUS approved

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Last modified September 18 19:41 EDT 2024. Contains 376002 sequences. (Running on oeis4.)