d-fold partition diamonds

Dalen Dockery, Marie Jameson, James A. Sellers, Samuel Wilson

Research output: Contribution to journalArticlepeer-review

Abstract

In this work we introduce new combinatorial objects called d–fold partition diamonds, which generalize both the classical partition function and the partition diamonds of Andrews, Paule and Riese, and we set rd(n) to be their counting function. We also consider the Schmidt type d–fold partition diamonds, which have counting function sd(n). Using partition analysis, we then find the generating function for both, and connect the generating functions ∑n=0sd(n)qn to Eulerian polynomials. This allows us to develop elementary proofs of infinitely many Ramanujan–like congruences satisfied by sd(n) for various values of d, including the following family: for all d≥1 and all n≥0, sd(2n+1)≡0(mod2d).

Original languageEnglish (US)
Article number114163
JournalDiscrete Mathematics
Volume347
Issue number12
DOIs
StatePublished - Dec 2024

Bibliographical note

Publisher Copyright:
© 2024 Elsevier B.V.

Keywords

  • MacMahon's partition analysis
  • Partition congruences
  • Partition diamonds
  • Partitions
  • q-series
  • Schmidt type partitions

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