Enumeration of alternating sign matrices of even size (quasi-)Invariant under a quarter-turn rotation

zbMath1215.05009MaRDI QIDQ976695

Philippe Duchon, Jean-Christophe Aval

Publication date: 16 June 2010

Published in: The Electronic Journal of Combinatorics (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/228119

zbMATH Keywords

enumeration formula

Mathematics Subject Classification ID

Exact enumeration problems, generating functions (05A15) Enumerative combinatorics (05A99)

Related Items (5)

Diagonally and antidiagonally symmetric alternating sign matrices of odd order ⋮ Multiply-refined enumeration of alternating sign matrices ⋮ Refined enumeration of symmetry classes of alternating sign matrices ⋮ Half-turn symmetric alternating sign matrices and Tokuyama type factorisation for orthogonal group characters ⋮ The symmetry of the partition function of some square ice models

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