MindProofNumber Series
Choose the next number under the intended pattern.
series-v2-002Medium
2 · 3 · 5 · 9 · 17 · ?
Get a hint
Write the differences, then compare them.
The intended answer
The gaps are 1, 2, 4 and 8. Double the gap again to 16: 17 + 16 = 33.
A finite sequence can fit more than one rule; this is the intended pattern.
Explore MindProof on iPhone
Download on the App Store ↗New puzzles · v2
Find the exact ID shown in a post.