{
  "id": 459,
  "alphabet_id": 176,
  "alphabet": [0,2,4,7],
  "length": 145,
  "previous_length": 136,
  "word": [2,0,2,4,7,2,0,7,2,7,4,7,2,7,0,2,0,4,2,0,2,7,0,2,0,4,2,4,7,4,2,0,4,0,7,0,2,7,4,2,7,0,2,4,7,4,0,7,4,7,2,7,4,7,0,7,2,0,7,0,4,7,2,7,4,0,7,4,2,4,0,2,0,7,2,7,4,2,0,7,0,2,0,4,0,2,0,7,2,4,2,0,4,2,4,7,2,0,7,2,4,7,0,4,7,4,2,7,0,2,7,4,7,2,0,7,0,4,0,7,0,2,0,4,2,0,2,7,4,0,4,7,4,2,7,0,7,2,4,7,2,0,7,0,4],
  "submitter": "Aayush Rajasekaran",
  "created_at": "2026-08-30 18:50:42",
  "comments": [
    {
      "author": "Aayush Rajasekaran",
      "created_at": "2026-08-30 18:50:42",
      "content": "This word attains the exact maximum: our 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 146 exists over this alphabet, so max = 145. Closure claim to follow."
    }
  ]
}