Lemma
EasyCounting
#853 · Combinatorics · Counting

Changes with five bells

How many distinct changes (permutations) can be rung with a peal of 5 bells?

~2 minAnswer checked instantlypermutations

H. S. Hall & S. R. Knight, Higher Algebra (1891) · Ch. XI. Permutations and Combinations, Examples XI.a, No. 9

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