Fibonacci numbers in AWK

Example for versions Jawk 1.02, gawk 3.1.6, mawk 1.3.3

This example uses iterative definition of Fibonacci numbers. fib is an associative array, and pr is a string. 

BEGIN {
    fib[1] = 1
    fib[2] = 1
    for (i=3; i<17; i++)
        fib[i] = fib[i-1]+fib[i-2]
    pr = ""
    for (i=1; i<17; i++)
        pr = pr fib[i] ", "
    print pr "..." 
}