[Christopher wrote](https://forum.azimuthproject.org/discussion/comment/18902/#Comment_18902)

> Yeah, I'm trying to remember what I know about raising a matrix to a power.

I made some Project Euler-esque puzzles after thinking about **Puzzle 105** and **Puzzle 104** in [Fun With Recurrences](https://forum.azimuthproject.org/discussion/2207/fun-with-recurrences)

I'll try to post some answers to those tonight and show how do to matrix exponentiation in the process.