{
  "id": 466,
  "alphabet_id": 175,
  "alphabet": [0,2,3,7],
  "length": 139,
  "previous_length": 137,
  "word": [7,2,7,0,2,0,3,2,7,3,7,0,7,2,7,3,7,0,3,0,2,3,2,7,2,0,7,2,7,3,0,7,0,2,0,3,0,2,0,7,2,0,2,3,2,0,2,7,2,3,7,0,7,2,0,7,0,3,0,2,3,2,7,2,0,7,3,7,2,3,7,3,0,3,2,3,7,2,7,0,7,2,7,3,7,0,3,7,3,2,3,7,3,0,3,2,0,7,2,7,3,7,2,0,7,0,3,0,2,3,2,7,2,0,2,3,0,2,0,7,0,2,0,3,2,3,7,2,7,0,7,3,2,3,7,3,0,3,7],
  "submitter": "Aayush Rajasekaran",
  "created_at": "2026-08-30 19:40:59",
  "comments": [
    {
      "author": "Aayush Rajasekaran",
      "created_at": "2026-08-30 19:40:59",
      "content": "This word attains the exact maximum: exhaustive search (Rust backtracking engine over prefix sums; counts cross-validated against a naive implementation and against this site's closed alphabets) proves no additive-square-free word of length 140 exists over this alphabet, so max = 139. Closure claim to follow."
    }
  ]
}