pancake graph
graph whose vertices are the permutations of n symbols from 1 to n and its edges are given between permutations transitive by prefix reversals
en-GB/ˈpænkeɪk ɡɹɑːf/
en-US/ˈpænˌkeɪk ˈɡɹæf/
graph whose vertices are the permutations of n symbols from 1 to n and its edges are given between permutations transitive by prefix reversals