id:A070125 - OEIS Search Results

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Numbers n such that [A070080(n), A070081(n), A070082(n)] is an acute isosceles integer triangle with relatively prime side lengths.

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1, 2, 4, 6, 7, 11, 12, 15, 16, 19, 22, 23, 27, 28, 35, 39, 40, 43, 46, 47, 51, 55, 58, 63, 64, 65, 72, 73, 81, 88, 94, 95, 98, 103, 107, 108, 109, 121, 124, 135, 136, 140, 150, 151, 159, 166, 167, 170, 178, 185, 186, 189, 194, 201, 205 (list; graph; listen)

	OFFSET	`1,2`
	LINKS	`R. Zumkeller, Integer-sided triangles`
	EXAMPLE	`a(14)=22: [A070080(22), A070081(22), A070082(22)]=[3<5=5], A070084(22)=gcd(3,5,5)=1, A070085(22)=3^2+5^2-5^2=9>0.`
	CROSSREFS	`Cf. A070099, A070115, A070110, A070118.` `Sequence in context: A094453 A026398 A070119 this_sequence A029501 A051730 A070317` `Adjacent sequences: A070122 A070123 A070124 this_sequence A070126 A070127 A070128`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), May 05 2002`

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Last modified December 1 19:22 EST 2009. Contains 167811 sequences.

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