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Problem Two: Triple Layer

Nov 1st, 2006 by Allen

What number comes next?

27 39 54 73 97 …

Posted in Ciphers | 4 Comments

4 Responses to “Problem Two: Triple Layer”

  1. on 02 Nov 2006 at 6:34 am   puzzle

    127

  2. on 02 Nov 2006 at 6:38 am   puzzle

    129

  3. on 11 Feb 2008 at 11:22 am   mariam

    127

  4. on 11 Feb 2008 at 11:26 am   mariam

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