Crate fibonacci_numbers 

fibonacci-numbers

First install the version of this crate corresponding to the Fibonacci number you want to use:

cargo add fibonacci-numbers@122 --rename fib122

Then you can use the VALUE constant to get its value:

assert_eq!(fib122::VALUE, 14028366653498915298923761);

Constants

VALUE

The 122nd Fibonacci number: 14028366653498915298923761