Fibonacci Unique

Probability Level 3

The well-known Fibonacci sequence is: 1 , 1 , 2 , 3 , 5 , 8 , 13 , 21 , 34 , 55 , 89 , . . . . 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, . . . . Let n n be the number of its terms that sum up to 2018 2018 . Find the least possible n n .

7 8 5 6

Rajen Kapur by Rajen Kapur , 72, India

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1 solution

X X
May 21, 2018

2 + 8 + 34 + 377 + 1597 = 2018 2+8+34+377+1597=2018

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