58584domain: NAppears in sequencesNumber of polygons formed outside an n X n square when connecting all 4n points on the perimeter of the square by infinite lines.at n=10A345648G.f. A(x) satisfies A(x) = ( 1 + x*A(x)^(7/3)/(1 - x*A(x)) )^3.at n=5A378686