Skip to calculator

Fibonacci nth Term

Find the nth Fibonacci number (F₁=1, F₂=1, Fₙ=Fₙ₋₁+Fₙ₋₂).

Made with instacalc
The calculator that shows your work.

Remix "Fibonacci nth Term" into your own editable copy. Tweak it, share it, make it yours.

Explore 1,000+ examples