SOLUTION: 1 4 9 18 68 what is the next no

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Question 852424: 1 4 9 18 68 what is the next no
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
1, 4, 9, 16, 25
1^2 2^2 3^2 4^2 5^2
makes sense but not this series
1 4 9 18 68