Difference between revisions of "Cullen prime 47"

Latest revision as of 06:01, 29 October 2024

Reserved! This sequence is currently reserved by: PrimeGrid

ASCII format :	n*47^n+1
Base :	47
Count :	0
Max `n` :	3,985,542
Date :	2024-10-27
Reserved :	PrimeGridPrimeGrid/Reserved

Remarks :

Base is part of Multi Reservation:17 for the PrimeGrid Generalized Cullen Prime Search.
Tests are handed out by size so the n-value from the multi-reservation is adjusted accordingly.

2024-10-25: Checked n = 1 - 100000, Gary Barnes, double-check, released
2016-10-21: Reserved by PrimeGrid Generalized Cullen Prime Search
?: Checked n = 1 - 1000000, PrimeGrid Generalized Cullen Prime Search, double-check n = 1 - 171707, see PRPnet Maxn completed
2010: Checked n = 11217 - 171707, Günter Löh
2000: Checked n = 2793 - 11217, Wilfrid Keller
1989: Checked n = 1 - 2793, Harvey Dubner

@@ Line 1: / Line 1: @@
 {{Cullen prime
 |CuBase=47
-|CuMaxn=
+|CuMaxn={{#expr: floor( {{Multi Reservation:17-NMax}} * ln( {{Multi Reservation:17-KMax}} ) / ln(47) ) }}
-|CuDate=
+|CuDate={{Multi Reservation:17-Date}}
-|CuReserved=
+|CuReserved={{Multi Reservation:17-Contributor}}
-|CuMultiRes=17
+|CuMultiRes=
 |CuNlist=
-|CuRemarks=
+|CuRemarks=Base is part of [[Multi Reservation:17]] for the [[PrimeGrid Generalized Cullen Prime Search]].<br>Tests are handed out by size so the {{Vn}}-value from the multi-reservation is adjusted accordingly.
 }}
+==History==
+{{HistC|2024-10-25|1-100000|Gary Barnes|1058845}}, double-check, released
+{{HistR|2016-10-21|PrimeGrid Generalized Cullen Prime Search|P#7073}}
+{{HistC|?|1-1000000|PrimeGrid Generalized Cullen Prime Search}}, double-check {{Rn|1|171707}}, see PRPnet [https://www.primegrid.com/forum_thread.php?id=7415#107440 Max{{Vn}} completed]
+{{HistC|2010|11217-171707|Günter Löh}}
+{{HistC|2000|2793-11217|Wilfrid Keller}}
+{{HistC|1989|1-2793|Harvey Dubner}}
+[[Category:PrimeGrid Generalized Cullen Prime Search]]