%I
%S 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
%T 0,1,0,0,0,0,0,1,0,1,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,1,0,0,0,1,0,1,0,0,
%U 0,0,0,1,0,0,0,1,0,1,0,1,0,0,0,4,0,0,0,1,0,0
%N Number of obtuse integer triangles with perimeter n having integral inradius.
%C a(n) = A070201(n)  A024155(n)  A070205(n).
%D Mohammad K. Azarian, Circumradius and Inradius, Problem S125, Math Horizons, Vol. 15, Issue 4, April 2008, p. 32. Solution published in Vol. 16, Issue 2, November 2008, p. 32.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/Incircle.html">Incircle</a>.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/ObtuseTriangle.html">Obtuse Triangle</a>.
%H R. Zumkeller, <a href="/A070080/a070080.txt">Integersided triangles</a>
%Y Cf. A070141, A070101.
%K nonn
%O 1,84
%A _Reinhard Zumkeller_, May 05 2002
