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Number of integer-sided triangles with sides a,b,c, a<b<c, a+b+c=n that are acute.
5

%I #3 Mar 30 2012 18:55:53

%S 0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,1,1,1,1,1,2,1,2,2,2,3,3,4,3,4,4,4,5,

%T 5,5,6,6,8,6,9,8,8,9,9,11,10,11,12,12,13,13,14,15,15,16,16,18,18,17,

%U 19,19,22,20,23,23,24,25,26,26,28,27,28,29,31,31,32,34,34,36,35,38,37,38,40,41,44,43,45

%N Number of integer-sided triangles with sides a,b,c, a<b<c, a+b+c=n that are acute.

%K nonn

%O 1,22

%A _Clark Kimberling_