id:A046081 - OEIS Search Results

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Number of right triangles with n as a hypotenuse or leg.

+0
17

0, 0, 1, 1, 2, 1, 1, 2, 2, 2, 1, 4, 2, 1, 5, 3, 2, 2, 1, 5, 4, 1, 1, 7, 4, 2, 3, 4, 2, 5, 1, 4, 4, 2, 5, 7, 2, 1, 5, 8, 2, 4, 1, 4, 8, 1, 1, 10, 2, 4, 5, 5, 2, 3, 5, 7, 4, 2, 1, 14, 2, 1, 7, 5, 8, 4, 1, 5, 4, 5, 1, 12, 2, 2, 9, 4, 4, 5, 1, 11, 4, 2, 1, 13, 8, 1, 5, 7, 2, 8, 5, 4, 4, 1, 5, 13, 2, 2, 7 (list; graph; listen)

	OFFSET	`1,5`
	REFERENCES	`Beiler, A. Recreations in the Theory of Numbers. New York: Dover, pp. 116-117, 1966.`
	LINKS	`Ron Knott, Pythagorean Triples and Online Calculators` `Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.` `Anonymous, Generator of all Pythagorean triples that include a given number` `F. Richman, Pythagorean Triples`
	FORMULA	`a(n)=A046079(n)+A046080(n). - Lekraj Beedassy (blekraj(AT)yahoo.com), Dec 01 2003`
	CROSSREFS	`Cf. A006593, A046079, A046080.` `Sequence in context: A112758 A029437 A131335 this_sequence A062501 A067390 A015718` `Adjacent sequences: A046078 A046079 A046080 this_sequence A046082 A046083 A046084`
	KEYWORD	`nonn`
	AUTHOR	`Eric Weisstein (eric(AT)weisstein.com)`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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