Special.Fibonacci Method

public static long Fibonacci(
	int n
)

Public Shared Function Fibonacci ( 
	n As Integer
) As Long

public:
static long long Fibonacci(
	int n
)

static member Fibonacci : 
        n : int -> int64 

Parameters

n  Int32

The index of the number in the Fibonacci sequence.

Return Value

The Fibonacci sequence is defined by the initial values, F₀= 0 and F₁= 1, and the recurrence relation F_n+1= F_n + F_n–1.

Reference