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These problems deal with sequences of numbers. Can you spot what the sequences' rules are?
The sequence a1, a2, a3 ..., of integers has the property
that for all n ≥ 3, an=an-1-an-2.
If the sum of the first 1807 terms is 1807 and the sum of the first 1907 terms is 1907, what is the sum of the first 2016 terms?
(No Solution Yet, 1 Comments) Submitted on 2017-03-21 by Ady TZIDON   
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