id:A024365 - OEIS Search Results

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Consider primitive Pythagorean triangles (A^2 + B^2 = C^2, (A, B) = 1, A <= B); sequence gives areas A*B/2.

+0
5

6, 30, 60, 84, 180, 210, 330, 504, 546, 630, 840, 924, 990, 1224, 1320, 1386, 1560, 1710, 1716, 2310, 2340, 2574, 2730, 3036, 3570, 3900, 4080, 4290, 4620, 4914, 5016, 5610, 5814, 6090, 6630, 7140, 7440, 7854, 7956, 7980, 8970, 8976, 9690 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`6 is in the sequence because it is the area of the 3-4-5 triangle is the integer 6.`
	CROSSREFS	`Cf. A009111, A009112.` `Sequence in context: A044083 A024406 A103608 this_sequence A057229 A120734 A116360` `Adjacent sequences: A024362 A024363 A024364 this_sequence A024366 A024367 A024368`
	KEYWORD	`nonn`
	AUTHOR	`David W. Wilson (davidwwilson(AT)comcast.net)`

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Last modified July 26 13:41 EDT 2008. Contains 142293 sequences.

AT&T Labs Research