**ark@alice.UUCP (Andrew Koenig)** (07/28/85)

Here is a function: f(0) = 1 f(1) = 1 f(n) = f(n - f(n-1)) + f(n - f(n-2)), n > 1 It's easy to write a program to plot f(n) vs. n. The function's truly strange behavior may be easier to see if you plot f(n)-n/2 vs. n. You will want to look at the first several hundred values, at least.