SOLUTION: 0, 2, 0, 2, 0...

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Question 1020956: 0, 2, 0, 2, 0...
Answer by Edwin McCravy(20056) About Me  (Show Source):
You can put this solution on YOUR website!
0,2,0,2,0,2,...

That's
1-1,1+1,1-1,1+1,1-1,1+1,...

So the formula for the nth term is:

a%5Bn%5D%22%22=%22%221%2B%28-1%29%5En

Edwin