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A070148 Numbers n such that [A070080(n), A070081(n), A070082(n)] is an integer Heronian triangle having triangular area. +0
2
17, 368, 659, 972, 1156, 1599, 1971, 2555, 2574, 3746, 3818, 4298, 4330, 5374, 14325, 14414, 15004, 15943, 16451, 19475, 19615, 24013, 24051, 33950, 63593, 71630, 75052, 79286, 79670, 79921, 84183, 90187, 93290 (list; graph; listen)
OFFSET

1,1

LINKS

R. Zumkeller, Integer-sided triangles

Eric Weisstein's World of Mathematics, Heronian Triangle.

Eric Weisstein's World of Mathematics, Right Triangle.

EXAMPLE

a(1)=17: [A070080(17), A070081(17), A070082(17)] = [3,4,5]: A070086(52)=6.

CROSSREFS

Cf. A070142, A000217.

Sequence in context: A121824 A120287 A002197 this_sequence A097499 A132541 A159244

Adjacent sequences: A070145 A070146 A070147 this_sequence A070149 A070150 A070151

KEYWORD

nonn

AUTHOR

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

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


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