scientific article; zbMATH DE number 7366217

DOI10.3770/J.ISSN:2095-2651.2021.02.002zbMATH Open1474.05202MaRDI QIDQ4995986

Lin Yang, Shengliang Yang

Publication date: 1 July 2021

Title of this publication is not available (Why is that?)

zbMATH Keywords

Motzkin numberMotzkin treesLagrange inversionprotected nodesbivariate generating function

Mathematics Subject Classification ID

Trees (05C05) Enumeration in graph theory (05C30)

Related Items (2)

Protection number in plane trees ⋮ \(k\)-protected vertices in binary search trees

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