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37 votes
37 votes
The list 11, 20, 31, 51, 82 is an example of a list of five strictly positive integers

arranged in ascending order and of which we obtain the third integer by adding the
first and second integers, the fourth by adding the second and third
integers, and the fifth by adding the third and fourth integers. How much
such lists of five positive integers have 124 as the fifth integer?

User Valorl
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1 Answer

16 votes
16 votes
Zero integers will be 124 the closet you can get is 123
User Nick Vaccaro
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