You may have to look in both two and three dimensions to solve today's mentalfloss.com Brain Game Free-for-all Friday challenge. Good luck!
What two-digit number is missing
from the sequence below, and why?
1, 4, 8, 9, ?, 25, 27, 36...
Here is the ANSWER.
The missing number is 16.
The list represents the squares and cubes of integers, beginning with 1, in increasing value.
NOTE: These puzzles sometimes lend themselves to alternate "correct" answers. If you came up with one,... READ ON