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%I #13 Jan 20 2024 16:36:44
%S 0,0,1,0,2,0,3,0,7,3,8,1,10,6,22,3,28,3,35,15,48,34,55,15,61,46,97,69,
%T 104,59,129,71,143,100,178,82,184,144,244,142,232,163,299,243,329,255,
%U 383,244,392,325,473,373,500,300,558,462,611,491,699,492,762,629,853
%N a(n) = A067153(n)/n.
%D B. Poonen and M. Rubinstein, Number of Intersection Points Made by the Diagonals of a Regular Polygon, SIAM J. Discrete Mathematics, Vol. 11, pp. 135-156.
%H Sascha Kurz, <a href="http://www.mathe2.uni-bayreuth.de/sascha/oeis/drawing/drawing.html">m-gons in regular n-gons</a>
%H B. Poonen and M. Rubinstein, <a href="http://math.mit.edu/~poonen/">The number of intersection points made by the diagonals of a regular polygon</a>, SIAM J. on Discrete Mathematics, Vol. 11, No. 1, 135-156 (1998).
%H <a href="/index/Pol#Poonen">Sequences formed by drawing all diagonals in regular polygon</a>
%Y Cf. A067153.
%K easy,nonn
%O 7,5
%A _Sascha Kurz_, Jan 06 2002
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