{
  "name": "Kongō Gumi pattern count, 16 strands, two colors",
  "desc": "Number of distinct two-color patterns of a 16-strand Kongō Gumi braid, computed with Burnside's lemma and checked by listing all 65,536 colorings. Symmetries follow Holden (2022): 16 helical steps and 16 half turns, a dihedral group of order 32; the first row also lets the two colors swap. Program version kumihimo-count 1.1, computed 2026-11-15.",
  "lic": "CC BY 4.0",
  "lic_url": "https://creativecommons.org/licenses/by/4.0/",
  "by": "Fold, Knot & Bind",
  "url": "https://foldknotbind.com/knit-and-stitch/kumihimo/",
  "from": [
    "Symmetry group and published count: Holden (2022), Bridges 2022 Conference Proceedings, pp. 327–328, read 2026-11-14; computed values: program version kumihimo-count 1.1, 2026-11-15"
  ],
  "how": "Compiled by Fold, Knot & Bind from the data listed",
  "data_by": [
    "Symmetry model and published count: Joshua Holden, \"Changing Spots: Using Combinatorics to Count Japanese Braiding Patterns,\" Bridges 2022 Conference Proceedings, pp. 327–330, https://archive.bridgesmathart.org/2022/bridges2022-327.pdf, retrieved 2026-11-14"
  ]
}