A051517 - OEIS

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A051517

Triangles of perimeter 2n having integer sides and area.

%I #4 Mar 30 2012 18:35:40

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

%T 2,5,0,1,1,4,0,8,0,1,5,0,0,5,6,5,0,2,0,12,1,6,1,0,0,5,0,0,4,9,1,9,0,2,

%U 0,5,0,11,0,0,8,2,3,5,0,7,12,1,0,10,1,1,1,7,0,10,3,0,2,0,2,15,0,14,5,10,0,5,0,5,11,0,0

%N Triangles of perimeter 2n having integer sides and area.

%C No such triangles with odd perimeter exist.

%K nonn

%O 1,16

%A _David W. Wilson_