Difference between revisions of "Cullen prime 18"

Revision as of 02:59, 10 April 2025

1^[1], 3, 21, 23, 842, 1683, 3401, 16839, 49963, 60239, 150940, 155928, 219525, 342091, 353901, 612497

Remarks :

The sequence A007648 in OEIS

2024-10-25: Checked n = 1 - 100000, Gary Barnes, double-check, released
2023-05-20: Checked to n = 1000000, Ryan Propper
2023-05-20: Found n = 612497, Ryan Propper
2023-05-20: Found n = 353901, Ryan Propper
2023-05-20: Found n = 342091, Ryan Propper
2023-05-20: Found n = 219525, Ryan Propper
2023-05-18: Reserved by Ryan Propper to n = 1000000
2023-04-25: Checked n = 2 - 100000, Mark Rodenkirch, double-check
2014: Checked n = 51548 - 218779, Günter Löh
?: Found n = 155928, Günter Löh
?: Found n = 150940, Günter Löh
2002-05-20: Found n = 60239, Günter Löh
2000-12: Checked n = 4441 - 51548, Günter Löh
2000-11-02: Found n = 49963, Günter Löh
2000-05-15: Found n = 16839, Günter Löh
2000-02: Checked n = 1 - 4441, Wilfrid Keller, double-check n = 1 - 3054
2000-02: Found n = 3401, Wilfrid Keller
1989: Checked n = 1 - 3054, Harvey Dubner
1989: Found n = 1683, Harvey Dubner
1989: Found n = 842, Harvey Dubner

@@ Line 32: / Line 32: @@
 {{HistR|2023-05-18|Ryan Propper|855517}} to {{Rn|1000000|1000000}}
 {{HistC|2023-04-25|2-100000|Mark Rodenkirch}}, double-check
-{{HistC|2014|4441-218779|Günter Löh}}
+{{HistC|2014|51548-218779|Günter Löh}}
 {{HistF|?|155928|Günter Löh}}
 {{HistF|?|150940|Günter Löh}}
 {{HistF|2002-05-20|60239|Günter Löh}}
+{{HistC|2000-12|4441-51548|Günter Löh}}
 {{HistF|2000-11-02|49963|Günter Löh}}
 {{HistF|2000-05-15|16839|Günter Löh}}
-{{HistC|2000|3054-4441|Wilfrid Keller}}
+{{HistC|2000-02|1-4441|Wilfrid Keller}}, double-check {{Rn|1|3054}}
 {{HistF|2000-02|3401|Wilfrid Keller}}
 {{HistC|1989|1-3054|Harvey Dubner}}
 {{HistF|1989|1683|Harvey Dubner}}
 {{HistF|1989|842|Harvey Dubner}}