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Search: id:A070116
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A070116 Numbers n such that [A070080(n), A070081(n), A070082(n)] is an isosceles integer triangle with relatively prime side lengths. +0
5
1, 2, 4, 5, 6, 7, 11, 12, 14, 15, 16, 19, 22, 23, 27, 28, 32, 35, 39, 40, 43, 46, 47, 51, 52, 55, 58, 61, 63, 64, 65, 72, 73, 81, 88, 94, 95, 98, 103, 104, 107, 108, 109, 118, 121, 124, 133, 135, 136, 140, 146, 150, 151, 159, 163, 166 (list; graph; listen)
OFFSET

1,2

LINKS

R. Zumkeller, Integer-sided triangles

EXAMPLE

a(10)=15: [A070080(15), A070081(15), A070082(15)]=[3<4=4], A070084(15)=gcd(3,4,4)=1.

CROSSREFS

Cf. A070091, A070125, A070134, A070115, A070110.

Sequence in context: A129132 A057461 A139448 this_sequence A039057 A092058 A134532

Adjacent sequences: A070113 A070114 A070115 this_sequence A070117 A070118 A070119

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), May 05 2002

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Last modified September 5 19:27 EDT 2008. Contains 143485 sequences.


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