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Old 2004-05-19, 01:57   #1
tom11784
 
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Aug 2003
Upstate NY, USA

2·163 Posts
Default unusual sequence

A friend gave this to me in reply to a friend giving it to her.
Neither of us have any idea of what is going on in the sequence.

11, 11, 12, 13, 21, 21, 23, 23, 25, 29, 29, 31, 32, 31, 32, 35, 38, 37...

Any ideas? Please?
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