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Abababcb and perfect square puzzle

  1. Jun 12, 2009 #1
    P is a base ten positive integer of the form abababcb, such that (P-1) is a perfect square ; where a, b and c denote three different digits from 0 to 9, with a being nonzero.

    Determine all possible value(s) of P for which this is possible.
    Last edited: Jun 12, 2009
  2. jcsd
  3. Jun 16, 2009 #2


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    I did this programatically and got 2 results. Is this correct and may I post them?
  4. Aug 3, 2009 #3
    My solution:
    a=4 b=5 c=6
    a=8 b=2 c=0
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