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Old 2011-07-31, 13:15   #1266
MyDogBuster
 
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Default R815

R815 tested 100K-200K - Nothing found

Results emailed - Base released
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Old 2011-08-05, 02:12   #1267
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Default

Un-reserving:

S803, S866, S917, S934, S935 and R662
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Old 2011-08-07, 09:51   #1268
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Default S653

S653 tested n=25K-100K - Nothing found

Results emailed - Base released
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Old 2011-08-09, 15:01   #1269
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Default Status update R1025

Tested to n=450k, no prime. Continuing.
Attached Files
File Type: zip lres_1025_250K-450K.txt.zip (108.0 KB, 73 views)
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Old 2011-08-19, 14:13   #1270
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Default Status update R666

tested to n=150k, no prime. Continuing.
Attached Files
File Type: txt lre_R666_100k-150k.txt (88.5 KB, 89 views)
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Old 2011-08-26, 16:55   #1271
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Default Reservations

Reserving the following to n=50K:

S507 S534 S573 S596 S641 S647 S686
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Old 2011-08-29, 14:46   #1272
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Default R987

R987 tested to n=100k, no primes
Results emailed, base released.
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Old 2011-09-02, 14:58   #1273
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Default R980

R980 tested 25000<n<100001, 2 primes:

44*980^30084-1
7*980^50877-1

Base released.
Attached Files
File Type: zip lres_R980_n25k-100k.zip (185.8 KB, 63 views)
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Old 2011-09-06, 00:19   #1274
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Default Reservations

Reserving the following to n=50K:

R510 R526 R534 R573 R579 R619 R638 R643 R710 R712
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Old 2011-09-08, 15:08   #1275
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Default R666

tested n=150,000 to 178,851

139*666^178851-1 is prime! (504984 digits)

http://primes.utm.edu/primes/page.php?id=101882

Conjecture proven.
Attached Files
File Type: txt lre_R666_150000-178851.txt (48.7 KB, 77 views)
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Old 2011-09-08, 16:10   #1276
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Nice one. Nice ck of 898, the second highest Riesel ck ever to be proven.
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