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-   -   Leyland Primes (x^y+y^x primes) (https://www.mersenneforum.org/showthread.php?t=19347)

pxp 2016-06-21 22:57

[QUOTE=XYYXF;436669]Please check :) [url]http://www.primefan.ru/xyyxf/primes.html#primes[/url][/QUOTE]

I can verify that a sorted version of your (x,y) list matches mine and that my name appears the appropriate number of times. A sorted version of your digits list mismatched mine in one instance: The number of digits in L(12547,4354) is ten more than what you have.

XYYXF 2016-06-21 23:08

Fixed that.

Thank you Hans!

pxp 2016-06-25 20:39

[URL="http://factordb.com/index.php?id=1100000000841447182"]L(13693,9262)[/URL]
[URL="http://factordb.com/index.php?id=1100000000841486701"]L(13683,9154)[/URL]
[URL="http://factordb.com/index.php?id=1100000000841494689"]L(14287,6138)[/URL]
[URL="http://factordb.com/index.php?id=1100000000842138953"]L(14898,5909)[/URL]

pxp 2016-06-29 20:45

[URL="http://factordb.com/index.php?id=1100000000844098896"]L(13367,11418)[/URL]
[URL="http://factordb.com/index.php?id=1100000000844999830"]L(15108,3917)[/URL]
[URL="http://factordb.com/index.php?id=1100000000845093399"]L(14428,7849)[/URL]
[URL="http://factordb.com/index.php?id=1100000000845531539"]L(16534,2505)[/URL]

XYYXF 2016-07-02 14:42

Updated: [url]http://www.primefan.ru/xyyxf/primes.html#0[/url]

pxp 2016-07-05 20:20

[URL="http://factordb.com/index.php?id=1100000000846986895"]L(15711,3752)[/URL]
[URL="http://factordb.com/index.php?id=1100000000847615733"]L(13835,7366)[/URL]
[URL="http://factordb.com/index.php?id=1100000000848347621"]L(13105,12132)[/URL]
[URL="http://factordb.com/index.php?id=1100000000848354657"]L(13392,9919)[/URL]

pxp 2016-07-08 19:22

[URL="http://factordb.com/index.php?id=1100000000848405372"]L(14147,5892)[/URL] = #1114
[URL="http://factordb.com/index.php?id=1100000000848557203"]L(14990,4011)[/URL]

[URL="http://chesswanks.com/num/a094133.txt"]Index[/URL] has reached #1119 L(20992,359).

pxp 2016-07-11 14:48

[URL="http://factordb.com/index.php?id=1100000000848641620"]L(13691,12352)[/URL]
[URL="http://factordb.com/index.php?id=1100000000848667062"]L(15319,9862)[/URL]
[URL="http://factordb.com/index.php?id=1100000000848827743"]L(14051,8766)[/URL]
[URL="http://factordb.com/index.php?id=1100000000848853409"]L(14609,6406)[/URL]

NorbSchneider 2016-07-19 08:09

I reached x=23,000 and found 2 new PRP:
677^21702+21702^677, 61430 digits,
747^22198+22198^747, 63782 digits.

XYYXF 2016-07-23 15:54

Updated: [url]http://www.primefan.ru/xyyxf/primes.html#0[/url]

pxp 2016-07-24 14:31

[URL="http://factordb.com/index.php?id=1100000000848971616"]L(15340,4221)[/URL]
[URL="http://factordb.com/index.php?id=1100000000849607618"]L(14345,8152)[/URL]
[URL="http://factordb.com/index.php?id=1100000000850270346"]L(16170,2141)[/URL]
[URL="http://factordb.com/index.php?id=1100000000850381812"]L(15504,3955)[/URL]
[URL="http://factordb.com/index.php?id=1100000000850381910"]L(13507,13074)[/URL]
[URL="http://factordb.com/index.php?id=1100000000850717342"]L(15110,3621)[/URL]


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