%I A107572
%S A107572 2,3,4,2,4,5,3,4,5,2,5,6,3,4,6,3,5,6,2,6,7,3,5,7,4,5,6,3,6,7,4,5,7,2,7,
%T A107572 8,3,6,8,4,5,8,4,6,7,3,7,8,4,6,8,5,6,7,2,8,9,3,7,9,4,6,9,4,7,8,5,6,8,3,
%U A107572 8,9,4,7,9,5,6,9,5,7,8,2,9,10,3,8,10,4,7,10,4,8,9,5,6,10,5,7,9,6,7,8,3
%N A107572 List of triples a,b,c that are sidelengths of a scalene triangle; a<b<c, 
               lexically by perimeter.
%C A107572 The number of such triangles of perimeter n+6 is Alcuin's sequence, as 
               noted at A005044.
%e A107572 (2,3,4) is the least such triangle, followed by (2,4,5) and then (3,4,
               5).
%Y A107572 Cf. A107573, A107574, A107575, A107576, A107577, A005044, A070080.
%Y A107572 Sequence in context: A166281 A107468 A023632 this_sequence A043264 A117826 
               A075994
%Y A107572 Adjacent sequences: A107569 A107570 A107571 this_sequence A107573 A107574 
               A107575
%K A107572 nonn,tabf
%O A107572 1,1
%A A107572 Clark Kimberling (ck6(AT)evansville.edu), May 16 2005