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Line 16:
Line 16: + − n/2, & \mbox{if }n\mbox{ is even} \\+ − 3n+1, & \mbox{if }n\mbox{ is odd} + −
→Description
\end{cases}</math>
\end{cases}</math>
<math>^n{a} =
\begin{cases}
\begin{cases}
1, & \mbox{if }n\mbox{ =0} \\
\end{cases}</math>
\end{cases}
==Examples==
==Examples==