id:A070202 - OEIS Search Results

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Number of integer triangles with integer inradius, perimeter n and relatively prime side lengths.

+0
2

0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 2, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 3, 0, 0, 0, 1, 0, 1 (list; graph; listen)

	OFFSET	`1,60`
	LINKS	`Eric Weisstein's World of Mathematics, Incircle.` `R. Zumkeller, Integer-sided triangles`
	CROSSREFS	`Cf. A070138, A051493, A070109, A070209.` `Sequence in context: A117408 A079100 A123262 this_sequence A130207 A167688 A083914` `Adjacent sequences: A070199 A070200 A070201 this_sequence A070203 A070204 A070205`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), May 05 2002`

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Last modified December 10 00:48 EST 2009. Contains 170565 sequences.

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