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Search: Posts Made By: Bobby Jacobs
Forum: Puzzles 2021-02-28, 02:52
Replies: 23
Views: 1,275
Posted By Bobby Jacobs
You can do better than 86 words.

You can do better than 86 words.
Forum: Prime Gap Searches 2021-02-21, 14:52
Replies: 232
Sticky: Prime Gap News
Views: 41,815
Posted By Bobby Jacobs
What is the new list of the first 10 unknown gaps?

What is the new list of the first 10 unknown gaps?
Forum: Puzzles 2021-02-11, 23:54
Replies: 23
Views: 1,275
Posted By Bobby Jacobs
I am talking about blocked crosswords. By the...

I am talking about blocked crosswords. By the way, your blocked crossword contains some 1-letter words (unchecked letters). Every letter must be part of a word going across and a word going down.
Forum: Puzzles 2021-02-06, 02:47
Replies: 23
Views: 1,275
Posted By Bobby Jacobs
Crosswords

Crosswords usually obey the following 3 rules.

1. The grid is symmetrical, the same upside-down.
2. The grid is connected.
3. Every word has at least 3 letters.

What is the most words that...
Forum: Prime Gap Searches 2021-01-23, 23:54
Replies: 127
Views: 21,237
Posted By Bobby Jacobs
When d=6, the coprimes are 1 and 5, so the center...

When d=6, the coprimes are 1 and 5, so the center is not very dense. When d=30, the coprimes are 1, 7, 11, 13, 17, 19, 23, 29, so the center is dense. When d=210, the coprimes are 1, 11, 13, 17, 19,...
Forum: Prime Gap Searches 2021-01-11, 19:17
Replies: 2
Views: 590
Posted By Bobby Jacobs
Interesting article. Twin primes are full of...

Interesting article. Twin primes are full of great patterns. They are very cool.
Forum: Prime Gap Searches 2020-12-27, 17:41
Replies: 37
Views: 12,537
Posted By Bobby Jacobs
I am sorry that your formula is underappreciated....

I am sorry that your formula is underappreciated. I will appreciate it more. I hope more people use it.
Forum: Prime Gap Searches 2020-12-16, 21:13
Replies: 46
Views: 3,287
Posted By Bobby Jacobs
Can we use this code to finally find maximal...

Can we use this code to finally find maximal prime gaps greater than 264?
Forum: Prime Gap Searches 2020-12-05, 22:39
Replies: 227
Views: 39,044
Posted By Bobby Jacobs
It still seems counterintuitive, but OK, it is a...

It still seems counterintuitive, but OK, it is a good explanation. It seems like since prime numbers are more common than twin primes, the gaps between primes would fill up first. In the beginning,...
Forum: Prime Gap Searches 2020-11-22, 19:40
Replies: 37
Views: 12,537
Posted By Bobby Jacobs
Is there a difference in the ranks of the best...

Is there a difference in the ranks of the best CSG values if you use g/(phi(q)*ln2(p1)) and g/(phi(q)*ln2(p2))?
Forum: Prime Gap Searches 2020-11-08, 19:06
Replies: 227
Views: 39,044
Posted By Bobby Jacobs
It is weird that we know all twin prime gaps up...

It is weird that we know all twin prime gaps up to 4426 in the numbers up to 1.05e15. However, we have searched up to 1.84467e18 for regular prime gaps, and we have still not found a gap of 716. That...
Forum: Prime Gap Searches 2020-10-28, 21:30
Replies: 127
Views: 21,237
Posted By Bobby Jacobs
What scene are you talking about? I have watched...

What scene are you talking about? I have watched "A Goofy Movie" before, and I cannot recall a scene where the word "left" was used in the way I used it.
Forum: Prime Gap Searches 2020-10-17, 22:47
Replies: 232
Sticky: Prime Gap News
Views: 41,815
Posted By Bobby Jacobs
It is funny that Euclid is in this table. I am...

It is funny that Euclid is in this table. I am pretty sure that he discovered more than 1 prime gap. lol :w00t:
Forum: Prime Gap Searches 2020-10-03, 18:21
Replies: 127
Views: 21,237
Posted By Bobby Jacobs
Left.

Left.
Forum: Prime Gap Searches 2020-09-24, 22:44
Replies: 140
Views: 23,357
Posted By Bobby Jacobs
What is the next prime gap project now?

What is the next prime gap project now?
Forum: Prime Gap Searches 2020-09-13, 22:18
Replies: 232
Sticky: Prime Gap News
Views: 41,815
Posted By Bobby Jacobs
I hope you find the missing gaps.

I hope you find the missing gaps.
Forum: Miscellaneous Math 2020-09-01, 23:49
Replies: 10
Views: 3,434
Posted By Bobby Jacobs
Cool!

Cool!
Forum: Prime Gap Searches 2020-08-22, 15:20
Replies: 52
Views: 17,503
Posted By Bobby Jacobs
I just noticed that I made a mistake in the last...

I just noticed that I made a mistake in the last sequence. The sequence of maximal gaps between maximal gaps between maximal prime gaps is 1, 4, 6, 8, 30, 38, 108, ...
Forum: Prime Gap Searches 2020-08-09, 19:50
Replies: 227
Views: 39,044
Posted By Bobby Jacobs
The program does not seem to work on my computer....

The program does not seem to work on my computer. Therefore, I will withdraw my range.
Forum: Prime Gap Searches 2020-07-30, 22:26
Replies: 4
Views: 3,083
Posted By Bobby Jacobs
The program does not seem to be working on my...

The program does not seem to be working on my computer, so I will let you have the range. I guess it was OK for you to have an infinite range. By the way, the reason that I started a new thread is...
Forum: Prime Gap Searches 2020-07-19, 21:50
Replies: 4
Views: 3,083
Posted By Bobby Jacobs
How do I run the twin prime program?

How do I run the twin prime gap program? I have been trying to do it, but I keep getting errors. The program is twingaps.exe. What is wrong?
Forum: Prime Gap Searches 2020-07-08, 21:06
Replies: 52
Views: 17,503
Posted By Bobby Jacobs
Unfortunately, the sequences of gaps between...

Unfortunately, the sequences of gaps between record gaps between record prime gaps and record gaps between record gaps between record prime gaps are no longer on OEIS anymore. The sequences A326747,...
Forum: Prime Gap Searches 2020-06-28, 21:10
Replies: 227
Views: 39,044
Posted By Bobby Jacobs
What line do I type in the terminal to run the...

What line do I type in the terminal to run the twin prime gap code? Are there any extra binaries I need to have?
Forum: Prime Gap Searches 2020-06-19, 16:57
Replies: 37
Views: 12,537
Posted By Bobby Jacobs
Is this gap the largest CSG known for a prime gap...

Is this gap the largest CSG known for a prime gap in residues?
Forum: Prime Gap Searches 2020-06-07, 23:08
Replies: 6
Views: 3,577
Posted By Bobby Jacobs
Here are the known gaps that are both maximal...

Here are the known gaps that are both maximal prime gaps and late prime gaps.

1, 2, 4, 6, 8, 36

Are there any more?
Showing results 1 to 25 of 207

 
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