SOLUTION: I am looking for a function rule for the following: n f(n) 1 3 2 5 3 8 4 12

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Question 281846: I am looking for a function rule for the following:
n f(n)
1 3
2 5
3 8
4 12
Answer by subudear(62) About Me  (Show Source):
You can put this solution on YOUR website!
The function rule for this is f(n) = f(n-1) + n where f(0) = 2