4 ms·

See also: "An integer formula for Fibonacci numbers" (article link isn't working though) https://news.ycombinator.com/item?id=11560122 https://news.ycombinator.

• wodow 3y ago
  Found at https://blog.paulhankin.net/fibonacci/ https://blog.paulhankin.net/fibonacci/
  • asicsp 3y ago
    Thanks. There's a follow up at https://blog.paulhankin.net/fibonacci2/ https://blog.paulhankin.net/fibonacci2/