Enumerating two permutation classes by the number of cycles

We enumerate permutations in the two permutation classes $\text{Av}_n(312, 4321)$ and $\text{Av}_n(321, 4123)$ by the number of cycles each permutation admits. We also refine this enumeration with respect to several statistics.

Bibliographic Details
Main Author: Kassie Archer
Format: Article
Language:English
Published: Discrete Mathematics & Theoretical Computer Science 2022-10-01
Series:Discrete Mathematics & Theoretical Computer Science
Subjects:
Online Access:https://dmtcs.episciences.org/6173/pdf
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author Kassie Archer
author_facet Kassie Archer
author_sort Kassie Archer
collection DOAJ
description We enumerate permutations in the two permutation classes $\text{Av}_n(312, 4321)$ and $\text{Av}_n(321, 4123)$ by the number of cycles each permutation admits. We also refine this enumeration with respect to several statistics.
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spelling doaj.art-41b9edddd2c64142a730ad92eddd21852024-03-07T15:41:55ZengDiscrete Mathematics & Theoretical Computer ScienceDiscrete Mathematics & Theoretical Computer Science1365-80502022-10-01vol. 22 no. 2, Permutation...Special issues10.46298/dmtcs.61736173Enumerating two permutation classes by the number of cyclesKassie Archer0The University of Texas at Tyler, USAWe enumerate permutations in the two permutation classes $\text{Av}_n(312, 4321)$ and $\text{Av}_n(321, 4123)$ by the number of cycles each permutation admits. We also refine this enumeration with respect to several statistics.https://dmtcs.episciences.org/6173/pdfmathematics - combinatorics05a05, 05a15
spellingShingle Kassie Archer
Enumerating two permutation classes by the number of cycles
Discrete Mathematics & Theoretical Computer Science
mathematics - combinatorics
05a05, 05a15
title Enumerating two permutation classes by the number of cycles
title_full Enumerating two permutation classes by the number of cycles
title_fullStr Enumerating two permutation classes by the number of cycles
title_full_unstemmed Enumerating two permutation classes by the number of cycles
title_short Enumerating two permutation classes by the number of cycles
title_sort enumerating two permutation classes by the number of cycles
topic mathematics - combinatorics
05a05, 05a15
url https://dmtcs.episciences.org/6173/pdf
work_keys_str_mv AT kassiearcher enumeratingtwopermutationclassesbythenumberofcycles