Lemma
MediumPermutations & combinations
AQuA-RAT train #49535 · Combinatorics · Permutations & combinations

In how many ways can you seat 8 people on a bench…

In how many ways can you seat 8 people on a bench if one of them does not want to sit at either end?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #49535

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