skip to main content




Puzzle ZELV 



???

What number comes next in this sequence:

1  4  11  20  31  44  {?}

Puzzle Copyright © Kevin Stone

workings hint hide answer print

Share link – www.brainbashers.com/puzzle/zelv

Answer
61.

Each term is a square expressed in base eight, 7 2=49 = 61 in base 8.

 

Note: BrainBashers has a Dark Mode option – I recommend not using your browser's dark mode or extensions for BrainBashers