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Difference between revisions of "Riesel problem 2"

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(more table data)
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| [[:Category:Riesel prime 2nd f11|11]] || {{Num|2048}} || {{Num|4095}} || 553 || {{Num|{{PAGESINCATEGORY:Riesel prime 2nd f11|pages|R}}}} || 172
 
| [[:Category:Riesel prime 2nd f11|11]] || {{Num|2048}} || {{Num|4095}} || 553 || {{Num|{{PAGESINCATEGORY:Riesel prime 2nd f11|pages|R}}}} || 172
 
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| [[:Category:Riesel prime 2nd f12|12]] || {{Num|4096}} || {{Num|8191}} || 381 || {{Num|{{PAGESINCATEGORY:Riesel prime 2nd f12|R}}}} || 110
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| [[:Category:Riesel prime 2nd f12|12]] || {{Num|4096}} || {{Num|8191}} || 381 || style="width:4em; background:PaleGreen; | 110 || 110
 
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| [[:Category:Riesel prime 2nd f13|13]] || {{Num|8192}} || {{Num|16383}} || 271 || style="width:4em; background:PaleGreen; | 66 || 66
 
| [[:Category:Riesel prime 2nd f13|13]] || {{Num|8192}} || {{Num|16383}} || 271 || style="width:4em; background:PaleGreen; | 66 || 66

Revision as of 23:13, 12 May 2021

The 2nd Riesel problem involves determining the smallest Riesel numbers k•2n-1 for 509203 < k < 762701, the first and second Riesel k-values without any possible primes.

 
 : completely included in Prime-Wiki
m nmin nmax remain current target
0 1 1 126,748 0 18,050
1 2 3 108,698 0 27,596
2 4 7 81,102 0 30,503
3 8 15 50,599 0 23,785
4 16 31 26,814 0 13,631
5 32 63 13,183 0 6,613
6 64 127 6,570 0 3,108
7 128 255 3,462 0 1,485
8 256 511 1,977 0 774
9 512 1,023 1,203 0 422
10 1,024 2,047 781 0 228
11 2,048 4,095 553 0 172
12 4,096 8,191 381 110 110
13 8,192 16,383 271 66 66
14 16,384 32,767 205 68 68
15 32,768 65,535 137 29 29
16 65,536 131,071 108 0 ?
17 131,072 ? 0 ?
Riesel primes