“Only number that appears twice in the Fibonacci sequence” crossword clue

Reveal the answer to see why it works and where this clue has appeared before.ONE is the answer to the New York Times crossword clue “Only number that appears twice in the Fibonacci sequence”. It was last seen in the puzzle of August 12, 2026, where it runs at 21 Across and fills 3 squares. It crosses 3 other entries in that grid — those are listed below and are the quickest way to confirm the letters you already have.