 mersenneforum.org Carol / Kynea Primes
 Register FAQ Search Today's Posts Mark Forums Read  2019-04-04, 17:29 #210 lalera   Jul 2003 22×151 Posts hi, here are the results for carol / kynea b=344, n=2000 to 10000 b=346, n=2000 to 10000 b=348, n=2000 to 10000 b=350, n=2000 to 10000 b=352, n=2000 to 10000 b=354, n=2000 to 10000 b=356, n=2000 to 10000 b=358, n=2000 to 10000 (344^2002-1)^2-2 (344^4030-1)^2-2 (344^9438+1)^2-2 (346^2428+1)^2-2 (350^3240-1)^2-2 (350^5512-1)^2-2 (352^8811+1)^2-2 (356^3027-1)^2-2 (356^5470+1)^2-2 (356^7365+1)^2-2 (358^3053+1)^2-2 (358^5600+1)^2-2   2019-04-05, 12:27 #211 Dylan14   "Dylan" Mar 2017 13×41 Posts Base 5040 was searched up to n=10k. Seven primes found for n=1-10k: Code:  (5040^2-1)^2-2 (5040^18+1)^2-2 (5040^54+1)^2-2 (5040^246+1)^2-2 (5040^1055-1)^2-2 (5040^8459+1)^2-2 (5040^8996-1)^2-2   2019-04-05, 13:11 #212 kar_bon   Mar 2006 Germany 23×3×7×17 Posts Filling holes Two bases with least n-value > 2000: CK 552 -1: 6 +1: 2139, 2883 CK 632 -1: 6915 +1: 2, 6, 15, 54, 444 Both bases checked to n=10k.   2019-04-09, 16:38 #213 Dylan14   "Dylan" Mar 2017 21516 Posts Base 542 was tested up to n=25k. One prime found for n=10k-25k: Code: (542^13476+1)^2-2   2019-04-10, 10:44   #214
sweety439

Nov 2016

22·3·211 Posts Quote:
 Originally Posted by Dylan14 Base 542 was tested up to n=25k. One prime found for n=10k-25k: Code: (542^13476+1)^2-2
Nice for the smallest Kynea for this base    2019-04-18, 14:56 #215 lalera   Jul 2003 22·151 Posts hi, here are the results for carol / kynea b=106, n=10000 to 30000 b=108, n=10000 to 30000 b=110, n=10000 to 30000 b=112, n=10000 to 30000 Code: (106^17138-1)^2-2 (108^24374-1)^2-2 (108^27756-1)^2-2 (110^17365+1)^2-2 (112^12953+1)^2-2 (112^26024-1)^2-2   2019-05-11, 12:11 #216 lalera   Jul 2003 11348 Posts hi, here are the results for carol / kynea b=114, n=10000 to 30000 b=116, n=10000 to 30000 b=118, n=10000 to 30000 b=122, n=10000 to 30000 b=124, n=10000 to 30000 b=126, n=10000 to 30000 Code: (114^12141+1)^2-2 (114^13896+1)^2-2 (114^14021+1)^2-2 (116^10752-1)^2-2 (116^12122-1)^2-2 (116^12655+1)^2-2 (122^20196+1)^2-2 (122^27356-1)^2-2 (124^23101+1)^2-2 (126^19560+1)^2-2 (126^20563+1)^2-2   2019-06-02, 17:25 #217 rogue   "Mark" Apr 2003 Between here and the 179616 Posts (20^92990+1)^2-2 is prime. Should be done with b=20 to n=100000 within a week.   2019-06-17, 08:00 #218 kar_bon   Mar 2006 Germany 285610 Posts Another Top5000: (362^133647+1)^2-2 (683928 digits) is on the fly. So the "wrong" side I'm still continuing.   2019-06-17, 10:32   #219
paulunderwood

Sep 2002
Database er0rr

5·701 Posts Quote:
 Originally Posted by kar_bon Another Top5000: (362^133647+1)^2-2 (683928 digits) is on the fly. So the "wrong" side I'm still continuing.
Congrats on a monster generically modularly reduced prime    2019-06-17, 23:04   #220
gd_barnes

May 2007
Kansas; USA

2×47×109 Posts Quote:
 Originally Posted by kar_bon Another Top5000: (362^133647+1)^2-2 (683928 digits) is on the fly. So the "wrong" side I'm still continuing.
Congrats on the largest Kynea prime ever found!    Thread Tools Show Printable Version Email this Page Similar Threads Thread Thread Starter Forum Replies Last Post rogue And now for something completely different 260 2020-12-02 14:25 emily Math 34 2017-07-16 18:44 rogue And now for something completely different 37 2016-06-18 17:58 science_man_88 Lounge 10 2010-12-13 23:26 troels munkner Miscellaneous Math 4 2006-06-02 08:35

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