Help Contact For teachers and institutes

Mock Tests Classes Groups

StemPy Lab

Learn. Solve. Code the solutions. Test yourself.

Live examsFree mock exams, timed and rankedEveryone starts together, and your score and rank come the moment it ends.See the exams →

Learn

Physics
Chemistry
Mathematics
Biology
Python Programming
Statistics & Data Science
Classes
Groups

Practice

Problems
Quizzes
Mock Tests
Question Sets
Exams
Certificates
Python Labs
AI Practice Generator
Student-Created Tests

Community

Discussions
Resources
Notes
Blog

Account

Dashboard
My Content
Profile
Log in

© 2026 senLearn. All rights reserved.Help About Contact Privacy Policy Terms of Use Refund Policy

The Fibonacci numbers | StemPy Lab

Python Labs
The Fibonacci numbers

Python ProgrammingEasyHigh School (9–10)High School (11–12)UndergraduateGeneralPython Essentials › Recursion

The Fibonacci numbers

The program shows the first twelve Fibonacci numbers and the ratio of the last two.

Try this: change range(12) to range(20). What does the ratio get close to? (It is the golden ratio, about 1.618.)

Contributed by StemPy Lab

python

Loading Python runtime…

← A triangle by recursion The word counter →

More onPython Essentials › Recursion

Discussion (0)

Log in to join the discussion.

Loading…

Learn it in

More recursion, and its costA Function That Calls Itself

More labs on this topic

Project: the puzzle bookMedium
All the arrangementsMedium
Binary by recursionMedium
The biggest, recursivelyEasy
Project: folders inside folders

Medium

All labs on this topic →

Want to go further?

With Standard, you also open 10 more problems, 2 Python labs and 1 extra course. Everything you have used here stays free, always.

Part of our upcoming paid plans.