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A331367
Perimeters of primitive Heronian triangles with mutually distinct side lengths.
1
12, 30, 32, 36, 40, 42, 44, 48, 54, 56, 60, 64, 66, 68, 70, 72, 76, 78, 80, 84, 90, 96, 98, 100, 104, 108, 110, 112, 114, 120, 126, 128, 130, 132, 136, 140, 144, 150, 152, 154, 156, 160, 162, 164, 168, 170, 172, 174, 176, 180, 182, 186, 190, 192, 196, 198, 200, 204, 208
OFFSET
1,1
LINKS
Eric Weisstein's World of Mathematics, Heronian Triangle
Wikipedia, Integer Triangle
EXAMPLE
a(1) = 12; there is one primitive Heronian triangle with perimeter 12 such that all side lengths are mutually distinct, [3,4,5].
a(2) = 30; there is one primitive Heronian triangle with perimeter 30 such that all side lengths are mutually distinct, [5,12,13].
CROSSREFS
Sequence in context: A247152 A299041 A334989 * A335149 A050689 A365041
KEYWORD
nonn
AUTHOR
Wesley Ivan Hurt, May 07 2020
STATUS
approved