\Header{seqN}{Tframe Library Utilities}
\keyword{internal}{seqN}
\begin{Description}\relax
Some utilities used by other functions in the tframe library.
\end{Description}
\begin{Usage}
\begin{verbatim}
   seqN(N)
\end{verbatim}
\end{Usage}
\begin{Arguments}
\begin{ldescription}
\item[\code{N}] NULL, 0, or a positive integer
\end{ldescription}
\end{Arguments}

