A hard logic puzzle
What comes next: 1, 11, 21, 1211, 111221?
💡 Need a hint?
Read each number out loud, describing the one before it.
Show the answer
312211
Think it through before you peek. Stuck? Read the riddle out loud: many riddles hide the answer in a word with two meanings.
3 more riddles like this
- Mary's father has five daughters: Nana, Nene, Nini, Nono. What is the fifth one's name? See the answer →
- What can you hold in your right hand, but never in your left hand? See the answer →
- You are running a race and you pass the person in second place. What place are you in now? See the answer →
Frequently asked questions
What is the answer to the riddle "What comes next: 1, 11, 21, 1211, 111221?"
The answer is 312211. Read each number out loud, describing the one before it.
Is this riddle hard?
It is rated hard. Many adults need the hint, so do not worry if it takes a while.
Where can I find more riddles like this?
This riddle is in the logic puzzles, riddles for adults, and hard riddles lists on Quiz Zoomies, each with hints and hidden answers.
More riddle lists
A new quiz every day on YouTube
Flags, capitals, trivia, riddles and brain teasers. Subscribe to Quiz Zoomies and test yourself with a new quiz video every day, plus Shorts in between.