Question 307087: What is the formula for the following sequence:
12, 42, 92, 162,...
Found 2 solutions by dabanfield, richwmiller:
Answer by dabanfield(803)   (Show Source):
You can put this solution on YOUR website! 12, 42, 92, 162,...
The first digit in each case is 1^2=1, 2^2=4 3^2=9 and 4^2=16.
The second digit is always 2.
So the next number should be 5^2 followed by 2, that is 252.
Answer by richwmiller(17219)  (Show Source):
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