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Forum: And now for something completely different 2019-04-10, 10:44
Replies: 253
Views: 49,706
Posted By sweety439
Nice for the smallest Kynea for this base :bow:

Nice for the smallest Kynea for this base :bow:
Forum: And now for something completely different 2018-03-01, 14:45
Replies: 253
Views: 49,706
Posted By sweety439
CK426 tested to n=10K Primes: ...

CK426 tested to n=10K

Primes:

(426^1-1)^2-2
(426^41-1)^2-2
(426^680-1)^2-2
(426^2042-1)^2-2
(426^2233-1)^2-2
(426^9475-1)^2-2
Forum: And now for something completely different 2018-03-01, 13:23
Replies: 253
Views: 49,706
Posted By sweety439
CK472 tested to n=10K Primes: ...

CK472 tested to n=10K

Primes:

(472^10+1)^2-2
(472^459+1)^2-2
(472^7307+1)^2-2

Still no prime found for the Carol side.
Forum: And now for something completely different 2018-03-01, 13:22
Replies: 253
Views: 49,706
Posted By sweety439
CK368 tested to n=10K Primes: ...

CK368 tested to n=10K

Primes:

(368^969+1)^2-2
(368^1856-1)^2-2

Found the smallest Carol prime in base 368: (368^1856-1)^2-2
Forum: And now for something completely different 2018-03-01, 13:21
Replies: 253
Views: 49,706
Posted By sweety439
CK364 tested to n=10K Primes: ...

CK364 tested to n=10K

Primes:

(364^4+1)^2-2
(364^14+1)^2-2
(364^16+1)^2-2
(364^1139-1)^2-2

Found the smallest Carol prime in base 364: (364^1139-1)^2-2
Forum: And now for something completely different 2018-02-28, 18:06
Replies: 253
Views: 49,706
Posted By sweety439
CK362 tested to n=10K. Primes: ...

CK362 tested to n=10K.

Primes:

(362^156+1)^2-2
(362^264+1)^2-2
(362^630+1)^2-2
(362^794+1)^2-2

Still no prime found for the Carol side.
Forum: And now for something completely different 2018-02-28, 16:44
Replies: 253
Views: 49,706
Posted By sweety439
CK394 tested to n=10K, only one prime found: ...

CK394 tested to n=10K, only one prime found:

(394^198+1)^2-2

Still no prime found for the Carol side.

This base seems to be a low-weight base.

Update the result file.
Forum: And now for something completely different 2018-02-24, 11:44
Replies: 253
Views: 49,706
Posted By sweety439
Result files: (this means that I really tested n...

Result files: (this means that I really tested n to 10K)
Forum: And now for something completely different 2018-02-24, 11:33
Replies: 253
Views: 49,706
Posted By sweety439
CK248 tested to n=10K primes: ...

CK248 tested to n=10K

primes:


(248^1-1)^2-2
(248^6-1)^2-2
(248^45+1)^2-2
(248^55-1)^2-2
(248^100+1)^2-2
Forum: And now for something completely different 2018-02-24, 11:31
Replies: 253
Views: 49,706
Posted By sweety439
CK242 tested to n=10K primes: ...

CK242 tested to n=10K

primes:


(242^4+1)^2-2
(242^5-1)^2-2
(242^13+1)^2-2
(242^34+1)^2-2
(242^93+1)^2-2
Forum: And now for something completely different 2018-02-24, 11:28
Replies: 253
Views: 49,706
Posted By sweety439
CK360 tested to n=10K Primes: ...

CK360 tested to n=10K

Primes:


(360^1-1)^2-2
(360^3-1)^2-2
(360^4+1)^2-2
(360^7-1)^2-2
(360^15+1)^2-2
Forum: And now for something completely different 2017-11-26, 20:28
Replies: 253
Views: 49,706
Posted By sweety439
See...

See http://mersenneforum.org/showpost.php?p=471065&postcount=87, base 290 (both sides) is searched up to n=20000.
Forum: And now for something completely different 2017-09-15, 20:46
Replies: 253
Views: 49,706
Posted By sweety439
I searched least Carol/Kynea primes (i.e. least k...

I searched least Carol/Kynea primes (i.e. least k such that (b^k+-1)^2-2 is prime) for all even bases b up to 360. In the Carol (-1) side, there are only 2 bases remain: 228 and 278 (the primes for...
Forum: And now for something completely different 2017-09-15, 09:18
Replies: 253
Views: 49,706
Posted By sweety439
hi, rogue, I found two errors in your list,...

hi, rogue,

I found two errors in your list, (10^123+1)^2-2 is not prime (it is divisible by 41), and your list does not include the prime (114^3-1)^2-2.
Forum: And now for something completely different 2017-06-29, 16:34
Replies: 253
Views: 49,706
Posted By sweety439
Also, your page has errors: You missed the prime...

Also, your page has errors: You missed the prime (44^1288-1)^2-2 for base 44, and the prime for base 44 n=12909 is (44^12909-1)^2-2, not (44^12909+1)^2-2.
Forum: And now for something completely different 2017-06-28, 16:50
Replies: 253
Views: 49,706
Posted By sweety439
Your webpage does not include the base 48 prime...

Your webpage does not include the base 48 prime (48^1153+1)^2-2 and some other primes (see the post #84 (http://mersenneforum.org/showpost.php?p=456986&postcount=84))
Forum: And now for something completely different 2017-04-23, 14:04
Replies: 253
Views: 49,706
Posted By sweety439
I tested to about n=2000 and found only these...

I tested to about n=2000 and found only these primes. At beginning, I decided to search to n=10K, but it will take too much time, so I released it.
Forum: And now for something completely different 2017-04-19, 19:17
Replies: 253
Views: 49,706
Posted By sweety439
Found another prime: (44^1947-1)^2-2

Found another prime:

(44^1947-1)^2-2
Forum: And now for something completely different 2017-04-18, 18:40
Replies: 253
Views: 49,706
Posted By sweety439
I searched bases 42, 44, 46 and 48 and found...

I searched bases 42, 44, 46 and 48 and found those primes: (for n>100)

(42^195-1)^2-2
(42^255-1)^2-2
(42^713-1)^2-2
(42^119+1)^2-2
(44^1288-1)^2-2
(44^195+1)^2-2
(44^1482+1)^2-2...
Showing results 1 to 19 of 19

 
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