id:A020888 - OEIS Search Results

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A020888

Ordered set of (a + b - c)/2 as (a,b,c) runs through all primitive Pythagorean triples with a<b<c.

+0
11

1, 2, 3, 3, 4, 5, 5, 6, 6, 7, 7, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14, 14, 15, 15, 15, 15, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21, 21, 21, 22, 22, 23, 23, 24, 24, 25, 25, 26, 26, 27, 27, 28, 28, 29, 29, 30, 30, 30, 30, 31, 31, 32, 33, 33, 33, 33, 34, 34, 35, 35, 35, 35 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`n appears A068068(n) number of times. - Lekraj Beedassy (blekraj(AT)yahoo.com), May 03 2006` `Ordered inradii of primitive Pythagorean triangles. - Lekraj Beedassy (blekraj(AT)yahoo.com), May 08 2006`
	FORMULA	`a(n) = A020887(n)/2.`
	CROSSREFS	`For values ordered by hypotenuse, see A014498.` `Sequence in context: A047785 A027923 A167743 this_sequence A086335 A123387 A123070` `Adjacent sequences: A020885 A020886 A020887 this_sequence A020889 A020890 A020891`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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