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Difference between revisions of "Riesel problem 3"

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| [[:Category:Riesel 2 3Intervals17|17]] || {{Num|131072}} || {{Num|262143}} || 7 || {{Num|{{PAGESINCATEGORY:Riesel 2 3Intervals17|pages|R}}}} || 2
 
| [[:Category:Riesel 2 3Intervals17|17]] || {{Num|131072}} || {{Num|262143}} || 7 || {{Num|{{PAGESINCATEGORY:Riesel 2 3Intervals17|pages|R}}}} || 2
 
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|-
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| [[:Category:Riesel 2 3Intervals18|18]] || {{Num|262144}} || {{Num|524287}} || ? || {{Num|{{PAGESINCATEGORY:Riesel 2 3Intervals18|R}}}} || ≥ {{PAGESINCATEGORY:Riesel 2 3Intervals18|pages|R}}
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| [[:Category:Riesel 2 3Intervals18|18]] || {{Num|262144}} || {{Num|524287}} || 5 || class="color-Done" | 0 || 0
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|-
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| [[:Category:Riesel 2 3Intervals19|19]] || {{Num|524288}} || {{Num|1048576}} || 5 || {{Num|{{PAGESINCATEGORY:Riesel 2 3Intervals19|R}}}} || ≥ {{PAGESINCATEGORY:Riesel 2 3Intervals19|pages|R}}
 
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|-
 
| [[:Category:Riesel problem 3rd|unknown]] || {{Num|524288}} || ∞ || {{#expr:{{PAGESINCATEGORY:Riesel problem 3rd|pages|R}}-1}} || class="color-Done" | 0 || {{#expr:{{PAGESINCATEGORY:Riesel problem 3rd|pages|R}}-1}}
 
| [[:Category:Riesel problem 3rd|unknown]] || {{Num|524288}} || ∞ || {{#expr:{{PAGESINCATEGORY:Riesel problem 3rd|pages|R}}-1}} || class="color-Done" | 0 || {{#expr:{{PAGESINCATEGORY:Riesel problem 3rd|pages|R}}-1}}
 
|}
 
|}
  
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<!--'''The current {{Vn}}<sub>max</sub> = {{Num|{{Multi Reservation:21-NMax}}}} as of {{Multi Reservation:21-Date}}.'''-->
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'''The current {{Vn}}<sub>max</sub> = {{Num|{{Multi Reservation:20-NMax}}}} as of {{Multi Reservation:20-Date}}.'''
  
 
{{Navbox Riesel primes}}
 
{{Navbox Riesel primes}}

Revision as of 12:48, 7 March 2023

The 3rd Riesel problem involves determining the smallest Riesel numbers k•2n-1 for 762701 < k < 777149, the second and third Riesel k-values without any possible primes.

 
 : completely included in Prime-Wiki
m nmin nmax remain current target
0 1 1 7,223 0 1,014
1 2 3 6,209 4 1,552
2 4 7 4,659 2 1,746
3 8 15 2,911 4 1,357
4 16 31 1,554 2 803
5 32 63 751 0 380
6 64 127 371 0 168
7 128 255 203 0 88
8 256 511 115 0 50
9 512 1,023 65 2 29
10 1,024 2,047 36 7 7
11 2,048 4,095 29 6 6
12 4,096 8,191 23 6 6
13 8,192 16,383 17 2 2
14 16,384 32,767 15 3 3
15 32,768 65,535 12 2 2
16 65,536 131,071 10 3 3
17 131,072 262,143 7 2 2
18 262,144 524,287 5 0 0
19 524,288 1,048,576 5 1 ≥ 1
unknown 524,288 ∞ -1 0 -1

The current nmax = 2,000,000 as of 2024-09-06.

Riesel primes
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