A099829 - OEIS

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A099829

Smallest perimeter S such that at least n distinct Pythagorean triangles with this perimeter can be constructed.

12, 60, 120, 240, 420, 720, 840, 840, 1680, 1680, 2520, 2520, 4620, 5040, 5040, 5040, 9240, 9240, 9240, 9240, 18480, 18480, 18480, 18480, 18480, 27720, 27720, 27720, 27720, 27720, 27720, 55440, 55440, 55440, 55440, 55440, 55440, 55440, 55440 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	LINKS	`Ron Knott, Pythagorean Triples and Online Calculators` `Eric Weisstein's World of Mathematics, Pythagorean Triple.` `Index entries related to Pythagorean Triples.`
	EXAMPLE	`a(3)=120 because 120 is the smallest possible perimeter for which 3 different Pythgorean triangles exist: 120=20+48+52=24+45+51=30+40+50.`
	CROSSREFS	`Cf. A099830 first perimeter with exact match of number of Pythagorean triangles, A009096 ordered perimeters of Pythagorean triangles.` `Sequence in context: A097191 A094807 A120644 * A099830 A158443 A153792` `Adjacent sequences: A099826 A099827 A099828 * A099830 A099831 A099832`
	KEYWORD	`nonn`
	AUTHOR	`Hugo Pfoertner (hugo(AT)pfoertner.org), Oct 27 2004`
	EXTENSIONS	`More terms from Ray Chandler (rayjchandler(AT)sbcglobal.net), Oct 29 2004`

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Last modified February 14 20:13 EST 2012. Contains 205663 sequences.