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 A070784 Square of second longest side of triangles with sides whose squares are integers and with positive integer area, ordered by longest side, then second longest side and finally shortest side. 4

%I

%S 2,4,5,4,5,8,4,8,10,10,6,5,8,9,12,15,5,8,10,13,13,5,8,13,16,17,10,16,

%T 8,9,10,10,13,13,16,17,17,17,18,20,20,12,15,8,13,13,16,17,17,20,20,25,

%U 10,10,16,18,20,20,20,26,24,14,9,13,16,20,20,20,25,25,29,12,24,30,30,10

%N Square of second longest side of triangles with sides whose squares are integers and with positive integer area, ordered by longest side, then second longest side and finally shortest side.

%H A. Bogomolny, <a href="http://www.cut-the-knot.com/pythagoras/Loyds.shtml">Sam Loyd's Geometric Puzzle</a>

%e a(6)=8 since the triangle with sides sqrt(9), sqrt(8) and sqrt(5) has area 3.

%Y Cf. A055593, A070783, A070785, A070786, A070787.

%K nonn

%O 1,1

%A _Henry Bottomley_, May 07 2002

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Last modified June 25 05:58 EDT 2021. Contains 345452 sequences. (Running on oeis4.)