|
History of Cunningham Chain length 9
|
| Initial prime number |
Digits |
When |
Discoverer |
| 1st kind |
| 553374939996823808 • 593# − 1 |
260 |
10 Mar 2016 |
Andrey Balyakin |
| 40912747216912409971130368 • 401# − 1 |
190 |
17 Dec 2015 |
Andrey Balyakin |
| 2630705556345975695872 • 401# − 1 |
186 |
15 May 2015 |
Andrey Balyakin |
| 65728407627 • 431# − 1 |
185 |
Aug 2005 |
Dirk Augustin, NewPGen, OpenPFGW |
| 2093307780 • 127# − 1 |
58 |
Apr 2001 |
Dirk Augustin, NewPGen, OpenPFGW |
| 2nd kind |
| 173129832252242394185728 • 401# + 1 |
187 |
15 May 2015 |
Andrey Balyakin |
| 182887101390961871050645934589918687746535370612015546956692154622371784133412186 • 223# + 1 |
167 |
23 Jul 2013 |
Primecoin |
| 68639090551530 • 367# + 1 |
162 |
6 Nov 2022 |
Dirk Augustin |
| 326715355352350972893381745676353435171008659029059646631240926699147385033998869 • 193# + 1 |
158 |
9 Jul 2013 |
Primecoin |
| 745395266 • 211# + 1503602101 |
94 |
May 2004 |
Torbjörn Alm, Jens Kruse Andersen, Primo |
| 1061169280 • 103# + 1 |
50 |
Dec 2000 |
Dirk Augustin, NewPGen, OpenPFGW |
| 43105142 • 73# + 1 |
37 |
Oct 2000 |
Dirk Augustin, NewPGen, OpenPFGW |
