\documentclass{article} \usepackage{pst-coxeterp,multido} \usepackage[a4paper]{geometry} \pagestyle{empty} \begin{document} \psset{unit=2,sizeVertices=0.05,sizeCenters=0.05,linewidth=0.75\pslinewidth} \multido{\i=2+1}{24}{% \begin{center} \begin{pspicture}(-2.5,-2.5)(2.5,2.5) \psframe*(-2.5,-2.5)(2.5,2.5) \psframe[linecolor=red,linewidth=0.05](-2.5,-2.5)(2.5,2.5) \gammaptwo[P=\i,linecolor=white]% \rput(0,-2.3){\texttt{\white P=\i}} \end{pspicture} \end{center}\newpage} \end{document}