Processing Math: Done
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 * 2n±1 for $n ≤ 100$ [http://www.euronet.nl/users/bota/medium-p.htm]  * 2n±1 for $1200 < n < 10000$ [http://www.euronet.nl/users/bota/medium-p.htm]

  1. an±1 for a=2,3,5,6,7,10,11,12 and large exponents n [http://homes.cerias.purdue.edu/~ssw/cun/index.html]

  2. an±1 for a≤13 and a not a perfect number [http://wwwmaths.anu.edu.au/~brent/factors.html]

  3. 2n±1 for 1200<n<10000 [http://www.euronet.nl/users/bota/medium-p.htm]

  4. 10n±1 for n≤100 [http://www.swox.com/gmp/repunit.html]

  5. pp±1 where p is a prime number and p<180. [http://homes.cerias.purdue.edu/~ssw/bell/r1]

  6. 22n+1 (Fermat numbers) [http://www.prothsearch.net/fermat.html]

  7. 23n±1 [http://www.alpertron.com.ar/MODFERM.HTM]

factorization_of_integers_of_special_forms (last edited 2008-11-14 13:41:51 by anonymous)