## Problem of the Week 955## An Increasing Integer FunctionLet f map positive integers to positive integers with the conditions: i) f(n+1) > f(n) ii) f(f(n)) = 3n Find f[955]. Source: EMISSARY, the MSRI Newsletter, Fall 2001.© Copyright 2002 Stan Wagon. Reproduced with permission. |

7 March 2002