\BOOKMARK [1][-]{section.1}{Preliminaries}{}% 1
\BOOKMARK [1][-]{section.2}{Graphs}{}% 2
\BOOKMARK [1][-]{section.3}{Notation}{}% 3
\BOOKMARK [1][-]{section.4}{Circulant matrices}{}% 4
\BOOKMARK [1][-]{section.5}{The graph C3 and Jacobsthal numbers}{}% 5
\BOOKMARK [1][-]{section.6}{The case of C4}{}% 6
\BOOKMARK [1][-]{section.7}{The case of C5}{}% 7
\BOOKMARK [1][-]{section.8}{The General Case of Cr}{}% 8
\BOOKMARK [1][-]{section.9}{A worked example}{}% 9
\BOOKMARK [1][-]{section.10}{The case n}{}% 10
\BOOKMARK [1][-]{section.11}{Sequences associated with Kr}{}% 11