Difference between revisions of "Cullen prime 4"

?: Checked n = 108770 &#160;-&#160; 250000 , Steven Harvey
1999-10-07: Found n =&#160;48375 , <a href="/z/index.php?title=Kazuyoshi_Asao&amp;action=edit&amp;redlink=1" class="new" title="Kazuyoshi Asao (page does not exist)">Kazuyoshi Asao
1989: Found n =&#160;3972 , Harvey Dubner
1989: Found n =&#160;3777 , Harvey Dubner

Revision as of 08:29, 20 September 2019

Reserved! This sequence is currently reserved by: Bryan Koen

ASCII format :	n*4^n+1
Base :	4
Count :	13
Max `n` :	250,000
Date :	2018-08-14
Reserved :	Bryan KoenBryan Koen/Reserved

1^[1], 3^[2], 7^[3], 33^[4], 67^[5], 223^[6], 663^[7], 912^[8], 1383^[9], 3777^[10], 3972^[11], 10669^[12], 48375^[13]

Remarks :

The sequence A007646 in OEIS

@@ Line 5: / Line 5: @@
 |CuReserved=Bryan Koen
 |CuNlist=
-;C:[[Proth prime 1|{{Kbn|+|1|2|2}}]]
+;C:{{NPr|2}}
-;C:[[Proth prime 3|{{Kbn|+|3|2|6}}]]
+;C:{{NPr|3|6}}
-;C:[[Proth prime 7|{{Kbn|+|7|2|14}}]]
+;C:{{NPr|7|14}}
-;C:{{Kbn|+|33|2|66}}
+;C:{{NPr|33|66}}
-;C:{{Kbn|+|67|2|134}}
+;C:{{NPr|67|134}}
-;C:{{Kbn|+|223|2|446}}
+;C:{{NPr|223|446}}
-;C:{{Kbn|+|663|2|1326}}
+;C:{{NPr|663|1326}}
-;C:{{Kbn|+|57|2|1828}}
+;C:{{NPr|57|1828}}
-;C:{{Kbn|+|1383|2|2766}}
+;C:{{NPr|1383|2766}}
-;33032;C:{{Kbn|+|3777|2|7554}}
+;33032;C:{{NPr|3777|7554}}
-;32248;C:{{Kbn|+|993|2|7946}}
+;32248;C:{{NPr|993|7946}}
-;C:{{Kbn|+|10669|2|21338}}
+;C:{{NPr|10669|21338}}
-;5614;C:{{Kbn|+|48375|2|96750}}
+;5614;C:{{NPr|48375|96750}}
 |CuRemarks=The {{OEIS|l|A007646}}
 }}