Lua: Calculate a prime number list
Lua is an extension language.
This script calculates a prime number list starting with smaller ones.
To run this script you need to install lua language: (e.g: in Debian or Ubuntu)
$ sudo aptitude install lua
Current version(when this article was written) is 5.1:
$ sudo aptitude install lua5.1
After installing it, lua interpreter could be found in /usr/bin/lua.
Then you copy this script in a file, e.g: primes.lua and exec:
$ lua primes.lua 20
# it will calculate first twenty prime numbers.
or give execution permissions to the file:
$ chmod a+x primes.lua
$ ./primes.lua 20