In how many ways can you seat 6 people on a bench…

In how many ways can you seat 6 people on a bench if one of them does not want to sit at either end?

This problem repeats another one in the library (at most with different numbers), so it's left out of browsing.

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #12751