???
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
Answer
61.
Each term is a square expressed in base eight, 7 2=49 = 61 in base 8.
Note: BrainBashers has a Dark Mode setting.