Sequence — 2026-09-08
Revisit this past puzzle any time. It's a practice round — it won't affect your streak or history.
Practice round — not counted toward your streak.
17
51
153
459
1377
?
Figure out the pattern and guess the sixth term.
6 guesses left
How to play
- You'll see 5 numbers that follow a hidden pattern.
- Figure out the rule and guess the sixth number.
- Each guess tells you whether to go higher or lower, and how close you are.
- Every wrong guess unlocks a new hint.
- You have 6 tries to nail it.