{"version":"1.0","type":"link","title":"Alternating permutation - Newikis","description":"In combinatorial mathematics, an alternating permutation (or zigzag permutation) of the set {1, 2, 3, ..., n} is a permutation (arrangement) of those numbers so that each entry is alternately greater or less than the preceding entry. For example, the five alternating permutations of {1, 2, 3, 4}…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400}