English

Ramanujan-type Congruences for $\ell$-Regular Partitions Modulo $3, 5, 11$ and $13$

Combinatorics 2015-09-28 v1 Number Theory

Abstract

Let b(n)b_\ell(n) be the number of \ell-regular partitions of nn. Recently, Hou et al established several infinite families of congruences for b(n)b_\ell(n) modulo mm, where (,m)=(3,3),(6,3),(5,5),(10,5)(\ell,m)=(3,3),(6,3),(5,5),(10,5) and (7,7)(7,7). In this paper, by the vanishing property given by Hou et al, we show an infinite family of congruence for b11(n)b_{11}(n) modulo 1111. Moreover, for =3,13\ell= 3, 13 and 2525, we obtain three infinite families of congruences for b(n)b_{\ell}(n) modulo 3,53, 5 and 1313 by the theory of Hecke eigenforms.

Keywords

Cite

@article{arxiv.1509.07591,
  title  = {Ramanujan-type Congruences for $\ell$-Regular Partitions Modulo $3, 5, 11$ and $13$},
  author = {Hai-Tao Jin and Li Zhang},
  journal= {arXiv preprint arXiv:1509.07591},
  year   = {2015}
}

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13 pages