To cite package ‘arrangements’ in publications use:

Lai R (2026). arrangements: Fast Generators and Iterators for Permutations, Combinations, Integer Partitions and Compositions. R package version 1.1.10.9999, https://github.com/randy3k/arrangements.

Corresponding BibTeX entry:

  @Manual{,
    title = {arrangements: Fast Generators and Iterators for
      Permutations, Combinations, Integer Partitions and Compositions},
    author = {Randy Lai},
    year = {2026},
    note = {R package version 1.1.10.9999},
    url = {https://github.com/randy3k/arrangements},
  }