Report top-5000 primes here - Page 26

MyDogBuster · 2013-02-04, 13:37

http://primes.utm.edu/primes/page.php?id=111100

1908*22^355313+1 is prime

S22 is now a 2ker - all k's tested to n=355K - continuing

gd_barnes · 2013-02-04, 19:35

Congrats Ian!

MyDogBuster · 2013-03-03, 22:25

http://primes.utm.edu/primes/page.php?id=111480

4*934^101403+1 is prime

Conjecture proven - Results emailed - ck=16

rogue · 2013-03-03, 22:49

Quote:

Originally Posted by MyDogBuster

http://primes.utm.edu/primes/page.php?id=111480

4*934^101403+1 is prime

Conjecture proven - Results emailed - ck=16

All that time wasted sieving...

Congrats!

MyDogBuster · 2013-03-03, 22:56

Quote:

All that time wasted sieving...

Sometimes your the bug, sometimes your the windshield

Puzzle-Peter · 2013-03-04, 19:18

Quote:

Originally Posted by MyDogBuster

http://primes.utm.edu/primes/page.php?id=111480

4*934^101403+1 is prime

Conjecture proven - Results emailed - ck=16

Well done!

unconnected · 2013-03-26, 20:02

174*783^98120-1 (283939 digits)

gd_barnes · 2013-03-29, 04:12

I moved the discussion about the rapidly rising size of the 5000th place prime to a new separate thread here.

MyDogBuster · 2013-04-14, 20:59

http://primes.utm.edu/primes/page.php?id=113877

48*724^106132-1 is prime

Conjecture proven - ck=59

rogue · 2013-04-15, 00:07

Quote:

Originally Posted by MyDogBuster

http://primes.utm.edu/primes/page.php?id=113877

48*724^106132-1 is prime

Conjecture proven - ck=59

Just outside of the Top 10 in decimal length of proven Riesel conjectures, but knocks off one of the heavier Riesel single k conjectures.

If I weren't so busy with R151, I would tackle a few of those single k conjectures.

MyDogBuster · 2013-06-20, 11:55

http://primes.utm.edu/primes/page.php?id=114450

90*748^116015+1 is prime

Results emailed

Conjecture Proven - ck=106

My slump is over

2013-02-04, 13:37	#276
MyDogBuster May 2008 Wilmington, DE 2²·23·31 Posts	S22 http://primes.utm.edu/primes/page.php?id=111100 1908*22^355313+1 is prime S22 is now a 2ker - all k's tested to n=355K - continuing

2013-03-03, 22:25	#278
MyDogBuster May 2008 Wilmington, DE 2²×23×31 Posts	S934 http://primes.utm.edu/primes/page.php?id=111480 4*934^101403+1 is prime Conjecture proven - Results emailed - ck=16

2013-04-14, 20:59	#284
MyDogBuster May 2008 Wilmington, DE 2²×23×31 Posts	R724 http://primes.utm.edu/primes/page.php?id=113877 48724^106132-1 is prime Conjecture proven - ck=59 Last fiddled with by MyDogBuster on 2013-04-14 at 21:34*

2013-06-20, 11:55	#286
MyDogBuster May 2008 Wilmington, DE 2²×23×31 Posts	S748 http://primes.utm.edu/primes/page.php?id=114450 90*748^116015+1 is prime Results emailed Conjecture Proven - ck=106 My slump is over

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2013-02-04, 19:35	#277
gd_barnes May 2007 Kansas; USA 10100010100011₂ Posts	Congrats Ian!

2013-03-26, 20:02	#282
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2013-03-29, 04:12	#283
gd_barnes May 2007 Kansas; USA 101×103 Posts	I moved the discussion about the rapidly rising size of the 5000th place prime to a new separate thread here.