% Author : Alain Matthes % Encoding : UTF8 % Engine : PDFLaTeX \documentclass[]{article} \usepackage[utf8]{inputenc} \usepackage[usenames,dvipsnames]{xcolor} \usepackage{fullpage} \usepackage[upright]{fourier} \usepackage{tkz-berge} \thispagestyle{empty} \begin{document} \begin{center} \begin{tikzpicture} \SetVertexNoLabel \tikzstyle{VertexStyle}=[shape = circle, shading = ball, ball color = green!40!black,% minimum size = 20pt,% draw] \tikzstyle{EdgeStyle} =[thick,% double= orange,% double distance = 1pt] \grCirculant[RA=6]{16}{2,3,4,5,6,7,8} \end{tikzpicture} \end{center} \end{document}