10 lines
374 B
Markdown
10 lines
374 B
Markdown
# Exercise XX - fibonacci
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Create a function that returns a specific member of the fibonacci sequence:
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> a series of numbers in which each number ( Fibonacci number ) is the sum of the two preceding numbers. The simplest is the series 1, 1, 2, 3, 5, 8, etc.
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```javascript
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fibonacci(4) // returns the 4th member of the series: 3 (1, 1, 2, 3)
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fibonacci(6) // returns 8
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```
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