\documentclass{ppex}

\documentclass{ppex}
\nonstopmode
\usepackage {pstcol,pst-node,multido}
\pagestyle{empty}
\setlength\textwidth{207.0pt}
\begin{document}
\ResetPreambleCommands
\ReadyForTheFray
\usepackage {pstcol,pst-node,multido}
\newcounter{CtA} \newcounter{CtB}
\newcommand{\Wheel}[3]{{%
\color{black} \psset{unit=#2}
\pspicture(-1,-1.2)(1,1.2)
\SpecialCoor \degrees[#1]
\multido{\ia=1+1}{#1}{%
\setcounter{CtA}{\ia}%
\stepcounter{CtA}%
\setcounter{CtB}{#1}%
\addtocounter{CtB}{-\ia}%
\multido{\ib=\value{CtA}+1}
{\value{CtB}}{#3(1;\ia)(1;\ib)}}
\multido{\i=1+1}{#1}{%
\rput(1;\i){%
\pscirclebox[fillstyle=solid,
fillcolor=white]%
{\footnotesize\i}}}
\endpspicture}}% end of newcommand
{\color{white}
\fbox{\Wheel{3}{1.2}{\psline}
\Wheel{5}{1.2}{\psline}}

\psset{arcangle=10}
\fbox{\Wheel{12}{3}{\pcarc[linecolor=blue]}}
}
\end{document}