Difference between revisions of "Cullen prime 6"

Revision as of 03:16, 12 October 2024

Reserved! This sequence is currently reserved by: Ryan Propper

ASCII format :	n*6^n+1
Base :	6
Count :	19
Max `n` :	2,000,000
Date :	2023-12-11
Reserved :	Ryan PropperRyan Propper/Reserved

1^[1], 2^[2], 91, 185, 387, 488, 747, 800, 9901, 10115, 12043, 13118, 30981, 51496, 515516, 1644731, 4392300^[3], 4450871, 4582770^[4]

Remarks :

2023-12-11: Found n = 4582770, Ryan Propper
2023-09-17: Found n = 4450871, Ryan Propper
2023-09-09: Found n = 4392300, Ryan Propper
2023-07-17: Reserved by Ryan Propper
2023-07-14: Checked n = 500000 - 2000000, Ryan Propper, released
2023-07-06: Found n = 1644731, Ryan Propper
2023-07-05: Found n = 515516, Ryan Propper
2023-07-04: Reserved by Ryan Propper for n = 500000 - 2000000
2023-05-28: Checked n = 100000 - 500000, Mark Rodenkirch, double-check n = 100000 - 200000, released
2023-04-28: Reserved by Mark Rodenkirch to n = 500000
2023-04-24: Checked n = 2 - 100000, Mark Rodenkirch, double-check
2011: Checked n = 123670 - 200000, Geoffrey Reynolds
2011: Checked n = 18549 - 123669, Günter Löh
2000-06-15: Found n = 51496, Günter Löh
2000-01-08: Found n = 30981, Günter Löh
2000: Checked n = 4509 - 18549, Wilfrid Keller
1998-11-20: Found n = 13118, Wilfrid Keller
1998-11-20: Found n = 12043, Wilfrid Keller
1998-11-19: Found n = 10115, Wilfrid Keller
1998-11-19: Found n = 9901, Wilfrid Keller
1989: Checked n = 1 - 4509, Harvey Dubner

@@ Line 24: / Line 24: @@
 4450871;136450
 4582770;136749;C:{{NPr|763795|6|4582771}}
-|CuRemarks=The {{OEIS|l|A242176}}<br>See early history at [http://www.loeh.name/guenter/gc/ Generalized Cullen primes]
+|CuRemarks=The {{OEIS|l|A242176}}<br>See additional history at [http://www.loeh.name/guenter/gc/ Generalized Cullen primes] & [http://prothsearch.com/GC-Discoverers.html Discoverers of Generalized Cullen primes].
 }}
 ==History==
@@ Line 38: / Line 38: @@
 {{HistR|2023-04-28|Mark Rodenkirch|851725}} to {{Rn|500000|500000}}
 {{HistC|2023-04-24|2-100000|Mark Rodenkirch}}, double-check
-{{HistC|?|123670-200000|Geoffrey Reynolds}}
+{{HistC|2011|123670-200000|Geoffrey Reynolds}}
-{{HistC|?|123669|(?)}}
+{{HistC|2011|18549-123669|Günter Löh}}
 {{HistF|2000-06-15|51496|Günter Löh}}
 {{HistF|2000-01-08|30981|Günter Löh}}
+{{HistC|2000|4509-18549|Wilfrid Keller}}
 {{HistF|1998-11-20|13118|Wilfrid Keller}}
 {{HistF|1998-11-20|12043|Wilfrid Keller}}
 {{HistF|1998-11-19|10115|Wilfrid Keller}}
 {{HistF|1998-11-19|9901|Wilfrid Keller}}
+{{HistC|1989|1-4509|Harvey Dubner}}