Problem 3

Due in DSC 203 by 3 PM, Friday January 26, 2001

For any positive integer k, let f₁(k) denote the square of the sum of the digits of k. For $n\geq 2$, let f_n(k)=f₁( f_n-1(k)). Find f₂₀₀₁(11).

Solutions, questions and/or comments should be directed to Judy Downey or Griff Elder

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Last modified:   Sat Jan 20 08:42:29 CST 2001