Element - ∆F - nth Fibonacci Number, 0-indexed

Characters: ∆, F

Description

Get the nth fibonacci number, 0-indexed

Overloads

• num - nth_fibonacci(a) (0 -> 0, 1 -> 1, 2 -> 1, ...)

Examples

• 1 ∆F = 1
• 2 ∆F = 1
• 3 ∆F = 2
• 4 ∆F = 3
• 5 ∆F = 5
• 6 ∆F = 8
• 7 ∆F = 13
• 8 ∆F = 21
• 9 ∆F = 34
• -5 ∆F = 5