Fibonacci Day 1927

Fibonacci Day uses the month and day notation 11/23 to echo the opening numbers of the Fibonacci sequence: 1, 1, 2, 3.

Frequently asked questions

When is Fibonacci Day 1927?

Fibonacci Day 1927 is on Wednesday, 23 November 1927.

What day of the week is Fibonacci Day 1927?

It falls on Wednesday.

How is Fibonacci Day calculated?

This event is observed every year on 23 November.