Darn, but I thought that might happen - it's why I laid out each of the individual pieces you need to construct the final function first. I probably replaced a

Darn, but I thought that might happen - it's why I laid out each of the individual pieces you need to construct the final function first. I probably replaced a magic number instead of the 2 in _(n - 2), from memory. My editor was starting to have a panic attack trying to trace definitions when I was finishing it.