%I A070081
%S A070081 1,2,2,3,2,3,4,3,3,4,3,5,4,3,4,5,4,4,6,5,4,5,4,6,5,4,5,7,6,5,6,4,5,5,7,
%T A070081 6,5,6,5,8,7,6,7,5,6,5,6,8,7,6,7,5,6,6,9,8,7,8,6,7,5,6,7,6,9,8,7,8,6,7,
%U A070081 6,7,10,9,8,9,7,8,6,7,8,6,7,7,10,9,8,9,7
%N A070081 Middle side of integer triangles [A070080(n)<=a(n)<=A070082(n)], sorted 
               by perimeter, sides lexicographically ordered.
%C A070081 A070080(n) + a(n) + A070082(n) = A070083(n).
%H A070081 R. Zumkeller, <a href="a070080.txt">Integer-sided triangles</a>
%Y A070081 Cf. A070084, A070085, A070086, A055593, A069595, A069594, A069598, A046129.
%Y A070081 Sequence in context: A002199 A104324 A131818 this_sequence A034883 A071647 
               A051125
%Y A070081 Adjacent sequences: A070078 A070079 A070080 this_sequence A070082 A070083 
               A070084
%K A070081 nonn
%O A070081 1,2
%A A070081 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), May 05 2002