Mark Sapir proposed sequence A056888, which is interesting in that although we have conjectured values for all the initial terms, only the first term has been proved to be correct. This is a sequence which deserves further attention. Neil On Mon, Jun 25, 2012 at 4:40 PM, W. Edwin Clark <wclark@mail.usf.edu> wrote:
A link from my homepage: Words of Encouragement<http://atlas.math.vanderbilt.edu/~msapir/tt.html> from Professor Mark Sapir
I'd like to find the recording and the person again. Googling hasn't turned up much for me.
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-- Dear Friends, I have now retired from AT&T. New coordinates: Neil J. A. Sloane, President, OEIS Foundation 11 South Adelaide Avenue, Highland Park, NJ 08904, USA Phone: 732 828 6098; home page: http://NeilSloane.com Email: njasloane@gmail.com