Permutations of a Multiset Avoiding Permutations of Length 3

Michael H. Albert, Robert E. L. Aldred, Mike D. Atkinson, Chris C. Handley, Derek A. Holton. Permutations of a Multiset Avoiding Permutations of Length 3. Eur. J. Comb., 22(8):1021-1031, 2001. [doi]

Abstract

Abstract is missing.