Forum: Prime Gap Searches
2021-04-17, 06:03
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Replies: 238
Views: 48,372
I made a new video showing improvements to...
I made a new video showing improvements to average merit over the last two years.
https://www.youtube.com/watch?v=aCW1IyLJF0Y
You can see Craig has improved the 2,000 to 15,000 range by several...
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Forum: Prime Gap Searches
2021-04-15, 19:56
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Replies: 238
Views: 48,372
New Top 3 Record
Craig did it again! They submitted a merit 38.4 record (https://primegap-list-project.github.io/lists/top20-overall-merits/) in a batch of 541#/210 updates...
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Forum: Prime Gap Searches
2021-04-08, 22:14
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Replies: 45
Views: 15,515
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Forum: mersenne.ca
2021-04-07, 23:25
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Replies: 607
Views: 69,011
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Forum: mersenne.ca
2021-04-07, 21:51
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Replies: 607
Views: 69,011
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Forum: Prime Gap Searches
2021-04-07, 01:29
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Replies: 238
Views: 48,372
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Forum: Prime Gap Searches
2021-04-03, 00:55
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Replies: 238
Views: 48,372
Craig has continued with small gaps improving...
Craig has continued with small gaps improving several hundred records <12000.
Including this new top 20 merit gap as well as many other top 100 / top 200 merit gaps.
10470 36.3971 Craig Loizides...
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Forum: Prime Gap Searches
2021-04-03, 00:12
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Replies: 45
Views: 15,515
If it was every a record it ends up in the git...
If it was every a record it ends up in the git log and you can find them, if isn't a record at the time of discovery I don't know of any record keeping (you can submit them to my website and they end...
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Forum: Miscellaneous Math
2021-03-24, 07:09
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Replies: 7
Views: 531
These properties are used by the prime gap...
These properties are used by the prime gap search.
Also true of primorials,
for P# if P# +-1 are not prime then there are no primes in [P#-P, P#+P]
For P#/2 if P# +- 2^n are not prime then...
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Forum: Prime Gap Searches
2021-03-21, 08:38
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Replies: 238
Views: 48,372
Welcome to Craig Loizides!
Craig has been...
Welcome to Craig Loizides!
Craig has been doing very small searches including an improvement to gap=1444 (70835497433946172330027 Merit 27.4) which is the smallest gap improved in 2+ years.
And...
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Forum: Prime Gap Searches
2021-03-21, 08:28
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Replies: 45
Views: 15,515
You can see the raw list (it's too large for...
You can see the raw list (it's too large for github to display in the nice editor)
https://raw.githubusercontent.com/primegap-list-project/prime-gap-list/server/allgaps.sql
The issue would only...
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Forum: Prime Gap Searches
2021-03-18, 23:29
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Replies: 45
Views: 15,515
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Forum: mersenne.ca
2021-03-17, 21:06
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Replies: 607
Views: 69,011
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Forum: mersenne.ca
2021-03-17, 19:14
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Replies: 607
Views: 69,011
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Forum: mersenne.ca
2021-03-17, 00:39
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Replies: 607
Views: 69,011
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Forum: mersenne.ca
2021-03-16, 23:45
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Replies: 607
Views: 69,011
I'm not sure you enabled the change in...
I'm not sure you enabled the change in production, I'm seeing 206 rows including
"123456 654321000 2 0.002" and
"1000 10000 1 2.40618e-7"
which I believe would be filtered by your proposed...
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Forum: mersenne.ca
2021-03-16, 10:34
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Replies: 607
Views: 69,011
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Forum: Prime Gap Searches
2021-03-06, 07:22
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Replies: 238
Views: 48,372
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Forum: Prime Gap Searches
2021-02-28, 08:20
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Replies: 46
Views: 4,736
New Speedups
I made a theoretical inspection to modulo_search and found two ~10% improvements so combined_sieve for deep sieves should be ~20-30% faster.
If anyone had an Intel CPU I'd be curious to see the...
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Forum: mersenne.ca
2021-02-26, 14:01
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Replies: 607
Views: 69,011
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Forum: mersenne.ca
2021-02-26, 09:28
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Replies: 607
Views: 69,011
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Forum: Prime Gap Searches
2021-02-21, 22:53
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Replies: 238
Views: 48,372
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Forum: Prime Gap Searches
2021-02-20, 14:32
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Replies: 238
Views: 48,372
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Forum: Prime Gap Searches
2021-02-16, 11:53
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Replies: 238
Views: 48,372
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Forum: Prime Gap Searches
2021-02-16, 10:50
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Replies: 238
Views: 48,372
Random Musing
There are only a few gaps left for some nice numeric limits.
(https://primegaps.cloudygo.com/graphs?max=80000)only 4 gaps < 20,000 with merit < 25 (2894, 15122, 19246, 19352)
only 6 gaps < 50,000...
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