Problem 44311. Number of Even Elements in Fibonacci Sequence
Find how many even Fibonacci numbers are available in the first d numbers.
Consider the following first 14 numbers
1 1 2 3 5 8 13 21 34 55 89 144 233 377 ...
4 of them are even.
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Pisces
on 12 Jul 2022
Not a hard problem at all lol
Ricardo
on 13 Nov 2022
The Tran Tran comment is the key to solve the problem.
Robert Wagner
on 9 Nov 2023
interesting - I never noticed the groups of 3
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