Differences between revisions 1 and 17 (spanning 16 versions)
 ⇤ ← Revision 1 as of 2007-01-23 01:39:03 → Size: 71 Editor: TimothyClemans Comment: ← Revision 17 as of 2007-01-23 03:28:16 → ⇥ Size: 766 Editor: TimothyClemans Comment: Deletions are marked like this. Additions are marked like this. Line 1: Line 1: * 2^n-1 where n is odd * 2^n+1 where n is odd* 2^n+1 where n=4k-2 * $a^n \pm 1$ for $a = 2, 3, 5, 6, 7, 10, 11, 12$ and large exponents n [http://homes.cerias.purdue.edu/~ssw/cun/index.html] * $a^n \pm 1$ for $a ≤ 13$ and $a$ not a perfect number [http://wwwmaths.anu.edu.au/~brent/factors.html] * $2^n \pm 1$ for $1200 < n < 10000$ [http://www.euronet.nl/users/bota/medium-p.htm] * $10^n \pm 1$ for $n ≤ 100$ [http://www.swox.com/gmp/repunit.html] * $p^p \pm 1$ where $p$ is a prime number and $p < 180$. [http://homes.cerias.purdue.edu/~ssw/bell] * $2^{2^n} + 1$ (Fermat numbers) [http://www.prothsearch.net/fermat.html] * $2^{3^n} \pm 1$ [http://www.alpertron.com.ar/MODFERM.HTM]  * Fibonacci numbers ($F_n$) and Lucas numbers ($L_n$) for $n < 10000$ [http://home.att.net/~blair.kelly/mathematics/fibonacci/]

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