On the Number of Permutations Avoiding a
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Noga Alon; Ehud Friedgut
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Article
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2000
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Elsevier Science
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English
β 118 KB
Let \_ # S k and { # S n be permutations. We say { contains \_ if there exist Stanley and Wilf conjectured that for any \_ # S k there exists a constant c=c(\_) such that F(n, \_) c n for all n. Here we prove the following weaker statement: For every fixed \_ # S k , F(n, \_) c n#\* (n) , where c=c