Some identities on the Catalan, Motzkin and Schröder numbers

  • Authors:
  • Eva Y. P. Deng;Wei-Jun Yan

  • Affiliations:
  • Department of Applied Mathematics, Dalian University of Technology, Dalian 116024, PR China;Department of Foundation Courses, Neusoft Institute of Information, Dalian 116023, PR China

  • Venue:
  • Discrete Applied Mathematics
  • Year:
  • 2008

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Abstract

In this paper, some identities between the Catalan, Motzkin and Schroder numbers are obtained by using the Riordan group. We also present two combinatorial proofs for an identity related to the Catalan numbers with the Motzkin numbers and an identity related to the Schroder numbers with the Motzkin numbers, respectively.