As of 30 May 2008, NFSNet is sieving 10241-1. It finished 2788+1 around 18 May, 7271-1 around 2 May, 6298+1 around 18 April, and 12227+1 around 19 March.
For details of the primes, see the Cunningham Table extension pages maintained by Prof. Wagstaff at Purdue University.
Sieving finished | Linalg complete | Number | Factorisation | Cunningham Table ID |
2 May 2008 | 28 May 2008 | 7271-1 | P102 * P113 | 5619 |
18 April 2008 | 15 May 2008 | 6298+1 | P58 * P157 | 5615 |
19 March 2008 | Not yet | 12227+1 | ||
6 February 2008 | 19 February 2008 | 10239+1 | P79 * P142 | 5594 |
8 January 2008 | 5 February 2008 | 2787+1 | P76 * P93 | 5590 |
21 December 2007 | 11 January 2008 | 2787-1 | P63 * P142 | 5578 |
30 November 2007 | 21 December 2007 | 10239-1 | P54 * P81 * P94 | 5564, 5565 |
9 November 2007 | 21 November 2007 | 2779+1 | P86 * P127 | 5558 |
16 October 2007 | 30 October 2007 | 5323-1 | P54 * P61 * P72 | 5551, 5552 |
20 October 2007 | 24 October 2007 | 6284+1 | P69 * P100 | 5549 |
29 August 2007 | 28 September 2007 | 5317-1 | P85 * P110 | 5538 |
29 August 2007 | 20 September 2007 | 6283-1 | P75 * P99 | 5535 |