Fibonacci number

Posted November 18th, 2007 by Isoscel

The Fibonacci numbers are defined as:
$F_0=0$
$F_1=1$
$F_{n+2}=F_{n+1}+F_{n}$ for any $n \ge 0$

$F_0=0, F_1=1, F_2=1, F_3=2, F_4=3, F_5=5, F_6=8,$
$F_7=13, F_8=21, F_9=34, F_{10}=55, F_{11}=89, F_{12}=144$ , ...

Here is a calculator that finds the nth Fibonacci number:

n:

$F_n$ :

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