@article{nicolas2005open,
  title     = {Some open questions},
  author    = {Nicolas, Jean-Louis},
  journal   = {The Ramanujan Journal},
  volume    = {9},
  pages     = {251--264},
  year      = {2005},
  publisher = {Springer},
  doi       = {10.1007/s11139-005-0836-2}
}

@article{bretechepomerancetenenbaum2005,
  title     = {Products of ratios of consecutive integers},
  author    = {de la Bret{\`e}che, R{\'e}gis and Pomerance, Carl and Tenenbaum, G{\'e}rald},
  journal   = {The Ramanujan Journal},
  volume    = {9},
  pages     = {131--138},
  year      = {2005},
  publisher = {Springer},
  doi       = {10.1007/s11139-005-0831-7}
}

@article{hwangjansontsai2024,
  title     = {Identities and periodic oscillations of divide-and-conquer recurrences splitting at half},
  author    = {Hwang, Hsien-Kuei and Janson, Svante and Tsai, Tsung-Hsi},
  journal   = {Advances in Applied Mathematics},
  volume    = {155},
  pages     = {102653},
  year      = {2024},
  publisher = {Elsevier},
  note      = {Full version: arXiv:2210.10968},
  doi       = {10.1016/j.aam.2023.102653}
}

@book{sloaneplouffe1995,
  title     = {The Encyclopedia of Integer Sequences},
  author    = {Sloane, N. J. A. and Plouffe, Simon},
  publisher = {Academic Press},
  address   = {San Diego},
  year      = {1995},
  isbn      = {0-12-558630-2}
}