A070083 - OEIS

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A070083

Perimeters of integer triangles, sorted by perimeter, sides lexicographically ordered.

3, 5, 6, 7, 7, 8, 9, 9, 9, 10, 10, 11, 11, 11, 11, 12, 12, 12, 13, 13, 13, 13, 13, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 17, 17, 17, 17, 17, 17, 17, 17, 18, 18, 18, 18, 18, 18, 18, 19, 19, 19, 19, 19, 19, 19, 19, 19 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	COMMENTS	`A005044(p) is the number of all integer triangles having perimeter p.`
	LINKS	`R. Zumkeller, Integer-sided triangles`
	FORMULA	`a(n) = A070080(n) + A070081(n) + A070082(n).`
	CROSSREFS	`Sequence in context: A082218 A111612 A122818 * A196778 A195770 A196008` `Adjacent sequences: A070080 A070081 A070082 * A070084 A070085 A070086`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), May 05 2002`

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Last modified February 16 21:17 EST 2012. Contains 205971 sequences.