A new approach to lower bounds for odd perfect numbers
106. R. P. Brent, G. L. Cohen and H. J. J. te Riele,
A new approach to lower bounds for odd perfect numbers,
Report TR-CS-88-08, CSL, ANU, August 1988, 71 pp.
Report, pages 1-4: pdf (197K).
Tables omitted as superseded by those in ,
It is not known if any odd perfect numbers exist.
extend the computations in an earlier paper
to show that N > 10200.
There were two versions of this report.
The first (given above) went to 10200,
and the second went to 10240.
Using new techniques described in
the lower bound was soon improved
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