125*2^n-1
 

Continuing the [URL="http://www.mersenneforum.org/showpost.php?p=83989&postcount=460"]work[/URL] by Flatlander who sieved k=125 through 1.5T up to n=1M. If somebody wants to reserve a larger range please let us know. Thanks.

Status
[CODE]
210,000 - 608,851 Flatlander - Complete [Primes at n=388934 and n=418034]
608,852 - 620,000 Kosmaj - Complete
620,000 - 630,000 John - Complete
630,000 - 670,000 LSoule - Complete (Prime at n=659314)
670,000 - 680,000 John - Complete
680,000 - 700,000 LSoule - Complete
700,000 - 710,000 Amphoria - Complete
710,000 - 720,000 LSoule - Complete
720,000 - 730,000 Kosmaj - Complete
730,000 - 740,000 LSoule - Complete
740,000 - 750,000 Kosmaj - Complete
750,000 - 760,000 John - Complete
760,000 - 870,000 Kosmaj - Complete
870,000 - 890,000 Bliss - Complete
890,000 - 900,000 AES - Complete
900,000 - 940,000 Carlos - Complete (Prime at n=918494)
940,000 - 950,000 Carlos - Complete
950,000-1,000,000 Carlos - Complete
[/CODE]

Taking also 610-620.

John taking 620-630.

Taking 630-640

630-640 complete, no primes.
Taking 640-650

608852-620000 complete, no primes.

640-650 complete, no primes
Taking 650-660

Also taking 660-670

620-630 completed by John.

Taking 670-680.

650-660 complete, one prime at n=659314 :banana:
Taking 680-690

660-670 complete, no primes.
Taking 690-700